LCOV - code coverage report
Current view: top level - src/esys/repo/tui - run_compact_sync_tui.cpp (source / functions) Hit Total Coverage
Test: esysrepo_coverage.info Lines: 0 556 0.0 %
Date: 2026-08-01 10:43:40 Functions: 0 40 0.0 %

          Line data    Source code
       1             : /*!
       2             :  * \file esys/repo/tui/run_compact_sync_tui.cpp
       3             :  * \brief
       4             :  *
       5             :  * \cond
       6             :  * __legal_b__
       7             :  *
       8             :  * Copyright (c) 2026 Michel Gillet
       9             :  * Distributed under the MIT License.
      10             :  * (See accompanying file LICENSE.txt or
      11             :  * copy at https://opensource.org/licenses/MIT)
      12             :  *
      13             :  * __legal_e__
      14             :  * \endcond
      15             :  *
      16             :  */
      17             : 
      18             : #include "esys/repo/esysrepo_prec.h"
      19             : #include "esys/repo/tui/run_compact_sync_tui.h"
      20             : #include "esys/repo/resultcode.h"
      21             : 
      22             : #ifndef ESYSREPO_HAVE_TUI
      23             : 
      24             : namespace esys::repo::tui
      25             : {
      26             : 
      27             : Result run_compact_sync_tui(SyncTuiWork /*work*/, const std::vector<std::string> & /*repo_names*/,
      28             :                             std::size_t /*worker_count*/, std::shared_ptr<log::Logger_if> /*logger*/,
      29             :                             const SyncTuiOptions & /*options*/)
      30             : {
      31             :     return ESYSREPO_RESULT(ResultCode::NOT_IMPLEMENTED);
      32             : }
      33             : 
      34             : } // namespace esys::repo::tui
      35             : 
      36             : #else
      37             : 
      38             : #include "esys/repo/progress/progresssession.h"
      39             : #include "esys/repo/tui/appmodel.h"
      40             : #include "esys/repo/tui/capturelogger.h"
      41             : #include "esys/repo/tui/eventqueue.h"
      42             : #include "esys/repo/tui/is_tty.h"
      43             : #include "esys/repo/tui/logbuffer.h"
      44             : #include "esys/repo/tui/queueobserver.h"
      45             : 
      46             : #include <esys/log/loggerbase.h>
      47             : 
      48             : #include <ftxui/component/component.hpp>
      49             : #include <ftxui/component/screen_interactive.hpp>
      50             : #include <ftxui/dom/elements.hpp>
      51             : 
      52             : #include <algorithm>
      53             : #include <atomic>
      54             : #include <chrono>
      55             : #include <cmath>
      56             : #include <cstdlib>
      57             : #include <fstream>
      58             : #include <future>
      59             : #include <iostream>
      60             : #include <sstream>
      61             : #include <string>
      62             : #include <thread>
      63             : #include <type_traits>
      64             : #include <utility>
      65             : #include <variant>
      66             : #include <vector>
      67             : 
      68             : namespace esys::repo::tui
      69             : {
      70             : 
      71             : namespace
      72             : {
      73             : 
      74             : constexpr int k_worker_id_width = 4;
      75             : constexpr int k_phase_width = 10;
      76             : constexpr int k_status_width = 8;
      77             : constexpr int k_min_repo_label_width = 12;
      78             : constexpr int k_min_gauge_width = 12;
      79             : constexpr int k_gauge_label_width = 4; // " Rx" / " Idx" / " Chk"
      80             : constexpr int k_detail_panel_floor = 28;
      81             : 
      82           0 : float gauge_ratio(int current, int total)
      83             : {
      84           0 :     if (total <= 0) return 0.f;
      85           0 :     if (current < 0) return 0.f;
      86           0 :     if (current >= total) return 1.f;
      87           0 :     return static_cast<float>(current) / static_cast<float>(total);
      88             : }
      89             : 
      90             : //! Done repos always render full gauges (including never-updated fast syncs).
      91           0 : float gauge_ratio_for(const RepoState &repo, int current, int total)
      92             : {
      93           0 :     if (repo.get_status() == RepoStatus::DONE) return 1.f;
      94           0 :     return gauge_ratio(current, total);
      95             : }
      96             : 
      97           0 : std::string repo_display_name(const RepoState &repo)
      98             : {
      99           0 :     std::string name = repo.get_name().empty() ? repo.get_path() : repo.get_name();
     100           0 :     if (name.empty()) name = "repo";
     101           0 :     return name;
     102           0 : }
     103             : 
     104           0 : std::string fit_width(std::string s, int width)
     105             : {
     106           0 :     if (width <= 0) return {};
     107           0 :     if (static_cast<int>(s.size()) == width) return s;
     108           0 :     if (static_cast<int>(s.size()) < width)
     109           0 :         return s + std::string(static_cast<std::size_t>(width - static_cast<int>(s.size())), ' ');
     110           0 :     if (width <= 3) return s.substr(0, static_cast<std::size_t>(width));
     111           0 :     return s.substr(0, static_cast<std::size_t>(width - 3)) + "...";
     112             : }
     113             : 
     114             : //! Stable repo-label column: max(name/path) across the whole queue, never below a floor.
     115           0 : int repo_label_column_width(const AppState &state)
     116             : {
     117           0 :     int width = k_min_repo_label_width;
     118           0 :     width = (std::max)(width, 6); // "<idle>"
     119           0 :     for (const auto &repo : state.get_repos())
     120           0 :         width = (std::max)(width, static_cast<int>(repo_display_name(repo).size()));
     121           0 :     return width;
     122             : }
     123             : 
     124             : //! Detail panel: wide enough for the longest repo title and usable gauges.
     125           0 : int detail_panel_min_width(const AppState &state)
     126             : {
     127             :     // Window title chrome (~4) + longest name + room for vertical gauges.
     128           0 :     const int from_title = repo_label_column_width(state) + 4;
     129           0 :     const int from_gauges = k_min_gauge_width + 6;
     130           0 :     return (std::max)({k_detail_panel_floor, from_title, from_gauges});
     131             : }
     132             : 
     133           0 : ftxui::Element gauge_slot(float ratio)
     134             : {
     135           0 :     using namespace ftxui;
     136             : 
     137             :     // Clamp for display; NaN → 0.
     138           0 :     float r = ratio;
     139           0 :     if (!(r > 0.f)) r = 0.f;
     140           0 :     if (!(r < 1.f)) r = 1.f;
     141             : 
     142           0 :     int pct = static_cast<int>(std::lround(static_cast<double>(r) * 100.0));
     143           0 :     if (pct < 0) pct = 0;
     144             :     if (pct > 100) pct = 100;
     145             : 
     146           0 :     char label[8];
     147           0 :     std::snprintf(label, sizeof(label), "%3d%%", pct);
     148             : 
     149             :     // Overlay centered % on the bar. inverted gives a solid reverse-video chip
     150             :     // so digits stay readable whether the fill behind is empty or solid.
     151           0 :     return dbox({
     152           0 :                gauge(r) | color(Color::Cyan),
     153           0 :                hcenter(text(label) | bold | inverted),
     154             :            })
     155           0 :            | size(WIDTH, GREATER_THAN, k_min_gauge_width) | flex;
     156             : }
     157             : 
     158           0 : ftxui::Element framed_window(ftxui::Element title, ftxui::Element content)
     159             : {
     160           0 :     using namespace ftxui;
     161             :     // LIGHT box glyphs are more widely available than ROUNDED on classic cmd fonts.
     162           0 :     return window(std::move(title), std::move(content), BorderStyle::LIGHT);
     163             : }
     164             : 
     165             : //! Like window(), but the title spans the full top edge (FTXUI window() only
     166             : //! sizes the title to its min width, so filler cannot flush-right).
     167           0 : ftxui::Element framed_main_window(ftxui::Element title, ftxui::Element content)
     168             : {
     169           0 :     using namespace ftxui;
     170           0 :     return vbox({
     171           0 :                std::move(title),
     172             :                separator(),
     173           0 :                std::move(content) | flex,
     174             :            })
     175           0 :            | borderStyled(BorderStyle::LIGHT);
     176             : }
     177             : 
     178           0 : const char *layout_mode_title(LayoutMode mode)
     179             : {
     180           0 :     switch (mode)
     181             :     {
     182             :         case LayoutMode::AUTO: return "Auto";
     183           0 :         case LayoutMode::COMPACT: return "Compact";
     184           0 :         case LayoutMode::BALANCED: return "Balanced";
     185           0 :         case LayoutMode::DETAILED: return "Detailed";
     186           0 :         case LayoutMode::QUEUE_FIRST: return "Queue First";
     187             :     }
     188             :     return "Auto";
     189             : }
     190             : 
     191             : //! Left: product name. Right: dashboard name flush to the right edge (Tab cycles).
     192           0 : ftxui::Element main_window_title(LayoutMode requested, LayoutMode effective)
     193             : {
     194           0 :     using namespace ftxui;
     195             : 
     196           0 :     std::string right = layout_mode_title(requested);
     197           0 :     if (requested == LayoutMode::AUTO)
     198             :     {
     199           0 :         right += " → ";
     200           0 :         right += layout_mode_title(effective);
     201             :     }
     202             : 
     203           0 :     return hbox({
     204             :         text(" ESysRepo Sync"),
     205             :         filler(),
     206             :         text(right),
     207           0 :     });
     208           0 : }
     209             : 
     210           0 : ftxui::Element render_demo_banner(const std::string &caption)
     211             : {
     212           0 :     using namespace ftxui;
     213           0 :     return hbox({
     214             :                text(" "),
     215           0 :                text(caption) | bold,
     216             :                text(" "),
     217             :            })
     218           0 :            | borderStyled(BorderStyle::LIGHT) | inverted;
     219             : }
     220             : 
     221           0 : ftxui::Element with_demo_banner(ftxui::Element frame, const std::string &caption)
     222             : {
     223           0 :     using namespace ftxui;
     224             :     // Top-centered overlay (same role as the ffmpeg demo caption).
     225           0 :     return dbox({
     226           0 :         std::move(frame),
     227           0 :         vbox({
     228           0 :             text("") | size(HEIGHT, EQUAL, 2),
     229           0 :             hbox({filler(), render_demo_banner(caption), filler()}),
     230             :             filler(),
     231             :         }),
     232           0 :     });
     233             : }
     234             : 
     235           0 : ftxui::Decorator status_style(RepoStatus status)
     236             : {
     237           0 :     using namespace ftxui;
     238           0 :     switch (status)
     239             :     {
     240           0 :         case RepoStatus::DONE: return color(Color::Green);
     241           0 :         case RepoStatus::FAILED: return color(Color::Red);
     242           0 :         default: return nothing;
     243             :     }
     244             : }
     245             : 
     246           0 : ftxui::Decorator phase_style(const std::string &phase)
     247             : {
     248           0 :     using namespace ftxui;
     249           0 :     if (phase == "Done") return color(Color::Green);
     250           0 :     if (phase == "Failed") return color(Color::Red);
     251           0 :     return nothing;
     252             : }
     253             : 
     254           0 : ftxui::Element render_summary_line(const AppState &state)
     255             : {
     256           0 :     using namespace ftxui;
     257             : 
     258           0 :     Decorator reason_style = nothing;
     259           0 :     switch (state.get_queue_reason())
     260             :     {
     261           0 :         case QueueReason::PAUSED:
     262           0 :         case QueueReason::BACKPRESSURE: reason_style = color(Color::Yellow); break;
     263           0 :         case QueueReason::EMPTY: reason_style = color(Color::Green); break;
     264             :         default: break;
     265             :     }
     266             : 
     267           0 :     return hbox({
     268           0 :         text("Done: ") | color(Color::Green),
     269           0 :         text(std::to_string(state.get_done_count())) | color(Color::Green),
     270           0 :         text("  Running: " + std::to_string(state.get_running_count())),
     271           0 :         text("  Pending: " + std::to_string(state.get_pending_count())),
     272           0 :         text("  Failed: ") | color(Color::Red),
     273           0 :         text(std::to_string(state.get_failed_count())) | color(Color::Red),
     274             :         text("  Queue: "),
     275           0 :         text(queue_reason_to_string(state.get_queue_reason())) | reason_style,
     276           0 :         text("  Filter: " + std::string(queue_filter_to_string(state.get_queue_filter())) + " (f)"),
     277           0 :     });
     278           0 : }
     279             : 
     280           0 : ftxui::Element render_log_pane(const AppState &state)
     281             : {
     282           0 :     using namespace ftxui;
     283             : 
     284           0 :     const int height = (std::max)(2, state.get_log_pane_height());
     285           0 :     const auto &lines = state.get_log_lines();
     286           0 :     const int n = static_cast<int>(lines.size());
     287           0 :     int start = state.get_log_scroll_offset();
     288           0 :     if (start < 0) start = 0;
     289           0 :     if (start > (std::max)(0, n - height)) start = (std::max)(0, n - height);
     290             : 
     291           0 :     Elements rows;
     292           0 :     rows.reserve(static_cast<std::size_t>(height));
     293           0 :     for (int i = 0; i < height; ++i)
     294             :     {
     295           0 :         const int idx = start + i;
     296           0 :         if (idx >= 0 && idx < n)
     297           0 :             rows.push_back(text(lines[static_cast<std::size_t>(idx)]));
     298             :         else
     299           0 :             rows.push_back(text(""));
     300             :     }
     301             : 
     302           0 :     const std::string title = state.get_log_follow_tail() ? "Output (PgUp/PgDn) · follow"
     303           0 :                                                           : "Output (PgUp/PgDn) · scrolled";
     304           0 :     return window(text(title), vbox(std::move(rows)) | size(HEIGHT, EQUAL, height));
     305           0 : }
     306             : 
     307           0 : ftxui::Element render_summary_and_output(const AppState &state)
     308             : {
     309           0 :     using namespace ftxui;
     310           0 :     return vbox({
     311             :         render_summary_line(state),
     312             :         render_log_pane(state),
     313           0 :     });
     314             : }
     315             : 
     316           0 : bool repo_matches_filter(const RepoState &repo, QueueFilter filter)
     317             : {
     318           0 :     switch (filter)
     319             :     {
     320             :         case QueueFilter::ALL: return true;
     321           0 :         case QueueFilter::PENDING: return repo.get_status() == RepoStatus::PENDING || repo.get_status() == RepoStatus::SKIPPED;
     322           0 :         case QueueFilter::RUNNING: return repo.get_status() == RepoStatus::RUNNING;
     323           0 :         case QueueFilter::FAILED: return repo.get_status() == RepoStatus::FAILED;
     324           0 :         case QueueFilter::DONE: return repo.get_status() == RepoStatus::DONE;
     325             :     }
     326             :     return true;
     327             : }
     328             : 
     329           0 : ftxui::Element render_worker_rows(const AppState &state)
     330             : {
     331           0 :     using namespace ftxui;
     332             : 
     333           0 :     const int name_width = repo_label_column_width(state);
     334           0 :     Elements worker_rows;
     335           0 :     worker_rows.reserve(state.get_workers().size());
     336             : 
     337           0 :     for (const auto &worker : state.get_workers())
     338             :     {
     339           0 :         std::string repo_name = "<idle>";
     340           0 :         std::string phase = "Idle";
     341           0 :         progress::TransferCounters counters;
     342           0 :         const RepoState *assigned_repo = nullptr;
     343             : 
     344           0 :         if (worker.get_repo_index().has_value())
     345             :         {
     346           0 :             const std::size_t idx = *worker.get_repo_index();
     347           0 :             if (idx < state.get_repos().size())
     348             :             {
     349           0 :                 const auto &repo = state.get_repos()[idx];
     350           0 :                 assigned_repo = &repo;
     351           0 :                 repo_name = repo_display_name(repo);
     352           0 :                 phase = repo.get_phase_text().empty() ? "Pending" : repo.get_phase_text();
     353           0 :                 counters = repo.get_progress();
     354             :             }
     355             :         }
     356             : 
     357           0 :         if (worker.get_errored() && worker.get_busy()) phase = "Failed";
     358             : 
     359           0 :         const float rx = assigned_repo != nullptr
     360           0 :                              ? gauge_ratio_for(*assigned_repo, counters.get_received_objects(), counters.get_total_objects())
     361           0 :                              : gauge_ratio(counters.get_received_objects(), counters.get_total_objects());
     362           0 :         const float idx = assigned_repo != nullptr
     363           0 :                               ? gauge_ratio_for(*assigned_repo, counters.get_indexed_deltas(), counters.get_total_deltas())
     364           0 :                               : gauge_ratio(counters.get_indexed_deltas(), counters.get_total_deltas());
     365           0 :         const float chk =
     366             :             assigned_repo != nullptr
     367           0 :                 ? gauge_ratio_for(*assigned_repo, counters.get_checkout_steps(), counters.get_total_checkout_steps())
     368           0 :                 : gauge_ratio(counters.get_checkout_steps(), counters.get_total_checkout_steps());
     369             : 
     370           0 :         std::ostringstream wlabel;
     371           0 :         wlabel << "W" << worker.get_id();
     372             : 
     373           0 :         worker_rows.push_back(hbox({
     374           0 :             text(fit_width(wlabel.str(), k_worker_id_width)) | size(WIDTH, EQUAL, k_worker_id_width),
     375             :             separator(),
     376           0 :             text(fit_width(repo_name, name_width)) | size(WIDTH, EQUAL, name_width),
     377             :             text(" "), // keep name and status from running together
     378           0 :             text(fit_width(phase, k_phase_width)) | size(WIDTH, EQUAL, k_phase_width) | phase_style(phase),
     379           0 :             text(fit_width(" Rx", k_gauge_label_width)) | size(WIDTH, EQUAL, k_gauge_label_width),
     380             :             gauge_slot(rx),
     381           0 :             text(fit_width(" Idx", k_gauge_label_width)) | size(WIDTH, EQUAL, k_gauge_label_width),
     382             :             gauge_slot(idx),
     383           0 :             text(fit_width(" Chk", k_gauge_label_width)) | size(WIDTH, EQUAL, k_gauge_label_width),
     384             :             gauge_slot(chk),
     385             :         }));
     386           0 :     }
     387           0 :     return vbox(std::move(worker_rows));
     388           0 : }
     389             : 
     390           0 : ftxui::Element render_compact_dashboard(const AppState &state, LayoutMode effective_layout)
     391             : {
     392           0 :     using namespace ftxui;
     393             : 
     394           0 :     std::string detail = "Detail: <none>";
     395           0 :     if (!state.get_repos().empty())
     396             :     {
     397           0 :         const auto selected = static_cast<std::size_t>(state.get_selected_repo()) % state.get_repos().size();
     398           0 :         const auto &repo = state.get_repos()[selected];
     399           0 :         std::ostringstream oss;
     400           0 :         oss << "Detail: " << repo_display_name(repo) << " - ";
     401           0 :         if (!repo.get_error_text().empty())
     402           0 :             oss << repo.get_error_text();
     403           0 :         else if (!repo.get_detail_text().empty())
     404           0 :             oss << repo.get_detail_text();
     405             :         else
     406           0 :             oss << repo.get_phase_text();
     407           0 :         detail = oss.str();
     408           0 :     }
     409             : 
     410           0 :     return framed_main_window(main_window_title(state.get_layout_mode(), effective_layout), vbox({
     411             :                                         render_worker_rows(state),
     412             :                                         separator(),
     413             :                                         render_summary_and_output(state),
     414             :                                         text(detail),
     415           0 :                                     }));
     416           0 : }
     417             : 
     418           0 : const char *status_to_string(RepoStatus status)
     419             : {
     420           0 :     switch (status)
     421             :     {
     422             :         case RepoStatus::PENDING: return "Pending";
     423           0 :         case RepoStatus::RUNNING: return "Running";
     424           0 :         case RepoStatus::DONE: return "Done";
     425           0 :         case RepoStatus::FAILED: return "Failed";
     426           0 :         case RepoStatus::SKIPPED: return "Skipped";
     427             :     }
     428           0 :     return "";
     429             : }
     430             : 
     431           0 : ftxui::Element render_repo_detail_panel(const AppState &state)
     432             : {
     433           0 :     using namespace ftxui;
     434             : 
     435           0 :     const int min_width = detail_panel_min_width(state);
     436             : 
     437           0 :     if (state.get_repos().empty())
     438           0 :         return framed_window(text("Detail"), text("<none>")) | size(WIDTH, GREATER_THAN, min_width);
     439             : 
     440           0 :     const std::size_t selected = static_cast<std::size_t>(state.get_selected_repo()) % state.get_repos().size();
     441           0 :     const auto &repo = state.get_repos()[selected];
     442             : 
     443           0 :     const auto &c = repo.get_progress();
     444           0 :     const float rx = gauge_ratio_for(repo, c.get_received_objects(), c.get_total_objects());
     445           0 :     const float idx = gauge_ratio_for(repo, c.get_indexed_deltas(), c.get_total_deltas());
     446           0 :     const float chk = gauge_ratio_for(repo, c.get_checkout_steps(), c.get_total_checkout_steps());
     447             : 
     448           0 :     std::ostringstream detail;
     449           0 :     if (!repo.get_error_text().empty()) detail << repo.get_error_text();
     450           0 :     else if (!repo.get_detail_text().empty()) detail << repo.get_detail_text();
     451           0 :     else detail << repo.get_phase_text();
     452             : 
     453             :     // Title uses the same max-name width so long paths do not jitter the panel.
     454           0 :     const std::string title = fit_width(repo_display_name(repo), repo_label_column_width(state));
     455           0 :     std::string phase = repo.get_phase_text();
     456           0 :     if (phase.empty()) phase = status_to_string(repo.get_status());
     457             : 
     458           0 :     return framed_window(text(title), vbox({
     459           0 :                                  text(phase) | phase_style(phase) | status_style(repo.get_status()),
     460             :                                  separator(),
     461             :                                  text("Rx"), gauge_slot(rx),
     462             :                                  text("Idx"), gauge_slot(idx),
     463             :                                  text("Chk"), gauge_slot(chk),
     464             :                                  separator(),
     465           0 :                                  text(detail.str())
     466           0 :                                      | (repo.get_status() == RepoStatus::FAILED ? color(Color::Red) : nothing),
     467             :                              }))
     468           0 :            | size(WIDTH, GREATER_THAN, min_width);
     469           0 : }
     470             : 
     471           0 : ftxui::Element render_worker_strip_panel(const AppState &state)
     472             : {
     473           0 :     using namespace ftxui;
     474             : 
     475             :     // Fixed cell width from longest phase label so the strip does not jitter.
     476           0 :     constexpr int k_strip_min = 12;
     477           0 :     int cell_width = k_strip_min;
     478           0 :     for (const auto &worker : state.get_workers())
     479             :     {
     480           0 :         std::ostringstream line;
     481           0 :         line << "W" << worker.get_id() << ":";
     482           0 :         if (worker.get_repo_index().has_value())
     483             :         {
     484           0 :             const std::size_t idx = *worker.get_repo_index();
     485           0 :             if (idx < state.get_repos().size())
     486             :             {
     487           0 :                 const auto &repo = state.get_repos()[idx];
     488           0 :                 line << ((worker.get_errored() && worker.get_busy())
     489           0 :                              ? "Failed"
     490           0 :                              : (repo.get_phase_text().empty() ? "Pending" : repo.get_phase_text()));
     491             :             }
     492             :             else
     493           0 :                 line << "Pending";
     494             :         }
     495             :         else
     496           0 :             line << "Idle";
     497           0 :         cell_width = (std::max)(cell_width, static_cast<int>(line.str().size()) + 2);
     498           0 :     }
     499             : 
     500           0 :     Elements cells;
     501           0 :     cells.reserve(state.get_workers().size());
     502           0 :     for (const auto &worker : state.get_workers())
     503             :     {
     504           0 :         std::ostringstream line;
     505           0 :         line << "W" << worker.get_id() << ":";
     506           0 :         if (worker.get_repo_index().has_value())
     507             :         {
     508           0 :             const std::size_t idx = *worker.get_repo_index();
     509           0 :             if (idx < state.get_repos().size())
     510             :             {
     511           0 :                 const auto &repo = state.get_repos()[idx];
     512           0 :                 line << ((worker.get_errored() && worker.get_busy())
     513           0 :                              ? "Failed"
     514           0 :                              : (repo.get_phase_text().empty() ? "Pending" : repo.get_phase_text()));
     515             :             }
     516             :             else
     517           0 :                 line << "Pending";
     518             :         }
     519             :         else
     520           0 :             line << "Idle";
     521             : 
     522           0 :         const std::string fitted = fit_width(line.str(), cell_width);
     523           0 :         Decorator style = nothing;
     524           0 :         if (fitted.find("Failed") != std::string::npos) style = color(Color::Red);
     525           0 :         else if (fitted.find("Done") != std::string::npos) style = color(Color::Green);
     526             : 
     527           0 :         cells.push_back(framed_window(text(fitted) | style, text("")) | size(WIDTH, EQUAL, cell_width + 2));
     528           0 :     }
     529             : 
     530           0 :     return vbox(std::move(cells));
     531           0 : }
     532             : 
     533             : //! Repo queue: name + status (gauges live in the detail panel on the right).
     534           0 : ftxui::Element render_queue_table_panel(const AppState &state)
     535             : {
     536           0 :     using namespace ftxui;
     537             : 
     538           0 :     const int name_width = repo_label_column_width(state);
     539           0 :     Elements rows;
     540           0 :     rows.reserve(state.get_repos().size() + 1);
     541             : 
     542           0 :     rows.push_back(hbox({
     543           0 :         text(fit_width("Repo", name_width + 2)) | size(WIDTH, EQUAL, name_width + 2),
     544             :         text(" "),
     545           0 :         text(fit_width("Status", k_status_width)) | size(WIDTH, EQUAL, k_status_width),
     546             :     }));
     547             : 
     548           0 :     for (std::size_t i = 0; i < state.get_repos().size(); ++i)
     549             :     {
     550           0 :         const auto &repo = state.get_repos()[i];
     551           0 :         if (!repo_matches_filter(repo, state.get_queue_filter())) continue;
     552             : 
     553           0 :         const bool selected = (static_cast<int>(i) == state.get_selected_repo());
     554             : 
     555           0 :         std::ostringstream label;
     556           0 :         label << (selected ? ">" : " ") << " " << repo_display_name(repo);
     557             : 
     558           0 :         rows.push_back(hbox({
     559           0 :             text(fit_width(label.str(), name_width + 2)) | size(WIDTH, EQUAL, name_width + 2),
     560             :             text(" "), // keep name and status from running together
     561           0 :             text(fit_width(status_to_string(repo.get_status()), k_status_width)) | size(WIDTH, EQUAL, k_status_width)
     562           0 :                 | status_style(repo.get_status()),
     563             :         }));
     564           0 :     }
     565             : 
     566           0 :     if (rows.size() == 1)
     567           0 :         rows.push_back(text("(no repos match filter)"));
     568             : 
     569           0 :     return framed_window(text("Repos"), vbox(std::move(rows))) | flex;
     570           0 : }
     571             : 
     572           0 : LayoutMode resolve_effective_layout(LayoutMode requested, int cols, int rows)
     573             : {
     574           0 :     if (requested != LayoutMode::AUTO) return requested;
     575             : 
     576           0 :     const bool small_width = cols > 0 && cols < 100;
     577           0 :     const bool small_height = rows > 0 && rows < 24;
     578           0 :     if (small_width || small_height) return LayoutMode::COMPACT;
     579           0 :     if (cols > 0 && cols < 140) return LayoutMode::BALANCED;
     580             :     return LayoutMode::DETAILED;
     581             : }
     582             : 
     583             : //! Pin AUTO layout until terminal size moves by a clear margin (avoids flicker).
     584           0 : LayoutMode resolve_layout_stable(LayoutMode requested, int cols, int rows, LayoutMode &pinned,
     585             :                                  int &pinned_cols, int &pinned_rows)
     586             : {
     587           0 :     if (requested != LayoutMode::AUTO)
     588             :     {
     589           0 :         pinned = requested;
     590           0 :         if (cols > 0) pinned_cols = cols;
     591           0 :         if (rows > 0) pinned_rows = rows;
     592           0 :         return requested;
     593             :     }
     594             : 
     595             :     // Never pin or switch on unknown geometry — first FTXUI frames often report 0x0.
     596           0 :     if (cols <= 0 || rows <= 0)
     597             :     {
     598           0 :         if (pinned_cols > 0 && pinned_rows > 0) return pinned;
     599             :         return LayoutMode::DETAILED;
     600             :     }
     601             : 
     602           0 :     constexpr int k_col_hysteresis = 12;
     603           0 :     constexpr int k_row_hysteresis = 4;
     604             : 
     605           0 :     if (pinned_cols <= 0 || pinned_rows <= 0)
     606             :     {
     607           0 :         pinned = resolve_effective_layout(LayoutMode::AUTO, cols, rows);
     608           0 :         pinned_cols = cols;
     609           0 :         pinned_rows = rows;
     610           0 :         return pinned;
     611             :     }
     612             : 
     613           0 :     const int dcols = cols > pinned_cols ? cols - pinned_cols : pinned_cols - cols;
     614           0 :     const int drows = rows > pinned_rows ? rows - pinned_rows : pinned_rows - rows;
     615           0 :     if (dcols >= k_col_hysteresis || drows >= k_row_hysteresis)
     616             :     {
     617           0 :         pinned = resolve_effective_layout(LayoutMode::AUTO, cols, rows);
     618           0 :         pinned_cols = cols;
     619           0 :         pinned_rows = rows;
     620             :     }
     621           0 :     return pinned;
     622             : }
     623             : 
     624           0 : ftxui::Element render_queue_and_detail(const AppState &state)
     625             : {
     626           0 :     using namespace ftxui;
     627             :     // Status / Rx panel sits to the right of the repo list.
     628           0 :     return hbox({
     629             :         render_queue_table_panel(state),
     630             :         separator(),
     631             :         render_repo_detail_panel(state),
     632           0 :     });
     633             : }
     634             : 
     635           0 : ftxui::Element render_dashboard_for_layout(const AppState &state, LayoutMode effective_layout)
     636             : {
     637           0 :     using namespace ftxui;
     638             : 
     639           0 :     const auto title = main_window_title(state.get_layout_mode(), effective_layout);
     640             : 
     641           0 :     switch (effective_layout)
     642             :     {
     643           0 :         case LayoutMode::COMPACT: return render_compact_dashboard(state, effective_layout);
     644             : 
     645           0 :         case LayoutMode::BALANCED:
     646           0 :             return framed_main_window(title, vbox({
     647             :                                                 render_worker_rows(state),
     648             :                                                 separator(),
     649             :                                                 render_queue_and_detail(state),
     650             :                                                 separator(),
     651             :                                                 render_summary_and_output(state),
     652           0 :                                             }));
     653             : 
     654           0 :         case LayoutMode::DETAILED:
     655           0 :             return framed_main_window(title, vbox({
     656             :                                                 render_worker_rows(state),
     657             :                                                 separator(),
     658             :                                                 render_queue_and_detail(state),
     659             :                                                 separator(),
     660             :                                                 render_summary_and_output(state),
     661           0 :                                             }));
     662             : 
     663           0 :         case LayoutMode::QUEUE_FIRST:
     664           0 :         default:
     665           0 :             return framed_main_window(title, vbox({
     666             :                                                    render_worker_strip_panel(state),
     667             :                                                    separator(),
     668             :                                                    render_queue_and_detail(state),
     669             :                                                    separator(),
     670             :                                                    render_summary_and_output(state),
     671           0 :                                                }));
     672             :     }
     673           0 : }
     674             : 
     675             : 
     676             : } // namespace
     677             : 
     678             : namespace
     679             : {
     680             : 
     681           0 : void tui_debug_log(const std::string &line)
     682             : {
     683           0 :     const char *tmp = std::getenv("TEMP");
     684           0 :     if (tmp == nullptr) tmp = std::getenv("TMP");
     685           0 :     if (tmp == nullptr) tmp = ".";
     686           0 :     const std::string path = std::string(tmp) + "\\esysrepo-tui-debug.log";
     687           0 :     std::ofstream out(path, std::ios::app);
     688           0 :     if (!out) return;
     689           0 :     out << line << '\n';
     690           0 : }
     691             : 
     692             : } // namespace
     693             : 
     694           0 : Result run_compact_sync_tui(SyncTuiWork work, const std::vector<std::string> &repo_names,
     695             :                             std::size_t worker_count, std::shared_ptr<log::Logger_if> logger,
     696             :                             const SyncTuiOptions &options)
     697             : {
     698           0 :     using namespace ftxui;
     699           0 :     using namespace std::chrono_literals;
     700             : 
     701           0 :     if (!work) return ESYSREPO_RESULT(ResultCode::GENERIC_ERROR);
     702             : 
     703           0 :     const bool demo_mode = options.demo;
     704           0 :     const int demo_hold_ms = options.demo_banner_hold_ms > 0 ? options.demo_banner_hold_ms : 3000;
     705           0 :     const std::string demo_banner_text =
     706           0 :         options.demo_banner_text.empty() ? std::string("Press Tab to cycle views") : options.demo_banner_text;
     707             : 
     708           0 :     tui_debug_log("run_compact_sync_tui: enter repos=" + std::to_string(repo_names.size())
     709           0 :                   + " workers=" + std::to_string(worker_count)
     710           0 :                   + " demo=" + (demo_mode ? "1" : "0"));
     711             : 
     712             :     // Mute console sink so INFO cannot scroll the alternate screen; file sinks keep INFO.
     713             :     // CaptureLogger mirrors lines into the Output pane.
     714           0 :     auto logger_base = std::dynamic_pointer_cast<log::LoggerBase>(logger);
     715           0 :     const bool muted_console = logger_base != nullptr;
     716           0 :     if (muted_console) logger_base->set_console_log_level(log::Level::OFF);
     717             : 
     718           0 :     EventQueue queue;
     719           0 :     AppModel model;
     720           0 :     progress::ProgressSession session;
     721           0 :     QueueObserver observer(&queue);
     722             : 
     723           0 :     auto log_buffer = std::make_shared<LogBuffer>();
     724           0 :     model.set_log_buffer(log_buffer);
     725           0 :     model.set_phase_text("Starting…");
     726             : 
     727             :     // Lock geometry for the whole session. Fullscreen re-measures every frame and
     728             :     // the footer visibly jumps when dimy changes (bottom goes up, then down).
     729           0 :     int screen_cols = 80;
     730           0 :     int screen_rows = 24;
     731           0 :     if (!query_console_size(screen_cols, screen_rows))
     732             :     {
     733           0 :         screen_cols = 80;
     734           0 :         screen_rows = 24;
     735             :     }
     736           0 :     if (screen_cols < 40) screen_cols = 40;
     737           0 :     if (screen_rows < 12) screen_rows = 12;
     738             : 
     739           0 :     auto screen = ScreenInteractive::FixedSize(screen_cols, screen_rows);
     740           0 :     screen.TrackMouse(false);
     741           0 :     prepare_console_for_tui();
     742             : 
     743           0 :     std::atomic_bool ui_dirty{true};
     744           0 :     auto capture_logger = std::make_shared<CaptureLogger>(logger, log_buffer, [&screen, &ui_dirty]() {
     745           0 :         ui_dirty.store(true);
     746           0 :         screen.PostEvent(Event::Custom);
     747           0 :     });
     748             : 
     749           0 :     LayoutMode pinned_auto = resolve_effective_layout(LayoutMode::AUTO, screen_cols, screen_rows);
     750           0 :     int pinned_cols = screen_cols;
     751           0 :     int pinned_rows = screen_rows;
     752           0 :     model.set_terminal_size(screen_cols, screen_rows);
     753             :     // Keep Output pane compact but readable; leave room for workers/footer.
     754           0 :     model.get_state().set_log_pane_height((std::clamp)(screen_rows / 5, 4, 10));
     755             : 
     756           0 :     observer.set_wakeup([&screen, &ui_dirty](const progress::SyncEvent &event) {
     757           0 :         ui_dirty.store(true);
     758           0 :         const bool immediate = std::visit(
     759             :             [](const auto &e) -> bool {
     760             :                 using T = std::decay_t<decltype(e)>;
     761             :                 // Progress/scheduler stay coalesced on the timer; lifecycle is immediate.
     762             :                 return std::is_same_v<T, progress::RepoAssignedEvent> || std::is_same_v<T, progress::RepoDoneEvent>
     763             :                        || std::is_same_v<T, progress::RepoFailedEvent>;
     764             :             },
     765             :             event);
     766           0 :         if (immediate) screen.PostEvent(Event::Custom);
     767           0 :     });
     768           0 :     session.add_observer(&observer);
     769             : 
     770           0 :     const std::size_t ui_workers = worker_count == 0 ? 1 : worker_count;
     771           0 :     if (repo_names.empty())
     772           0 :         model.reset(0, ui_workers);
     773             :     else
     774           0 :         model.reset(repo_names, ui_workers);
     775             : 
     776           0 :     SyncTuiControl control;
     777           0 :     control.logger = capture_logger;
     778           0 :     control.set_phase = [&screen, &model, &ui_dirty](std::string phase) {
     779           0 :         auto done = std::make_shared<std::promise<void>>();
     780           0 :         auto fut = done->get_future();
     781           0 :         screen.Post([&model, &ui_dirty, phase = std::move(phase), done]() mutable {
     782           0 :             model.set_phase_text(std::move(phase));
     783           0 :             ui_dirty.store(true);
     784           0 :             done->set_value();
     785           0 :         });
     786           0 :         screen.PostEvent(Event::Custom);
     787           0 :         fut.wait();
     788           0 :     };
     789           0 :     control.reset_repos = [&screen, &model, &ui_dirty](std::vector<std::string> names, std::size_t workers) {
     790           0 :         auto done = std::make_shared<std::promise<void>>();
     791           0 :         auto fut = done->get_future();
     792           0 :         screen.Post([&model, &ui_dirty, names = std::move(names), workers, done]() mutable {
     793           0 :             model.reset(names, workers == 0 ? 1 : workers);
     794           0 :             ui_dirty.store(true);
     795           0 :             done->set_value();
     796           0 :         });
     797           0 :         screen.PostEvent(Event::Custom);
     798           0 :         fut.wait();
     799           0 :     };
     800             : 
     801           0 :     Result sync_result = ESYSREPO_RESULT(ResultCode::OK);
     802           0 :     std::atomic_bool sync_done{false};
     803           0 :     std::atomic_bool keep_redraw_timer{true};
     804           0 :     std::atomic_bool allow_sync_work{false};
     805           0 :     std::atomic_bool demo_banner_visible{demo_mode};
     806           0 :     auto exit_loop = screen.ExitLoopClosure();
     807             : 
     808           0 :     std::thread demo_banner_timer;
     809           0 :     if (demo_mode)
     810             :     {
     811           0 :         demo_banner_timer = std::thread([&screen, &ui_dirty, &demo_banner_visible, &keep_redraw_timer, demo_hold_ms]() {
     812           0 :             const auto deadline = std::chrono::steady_clock::now() + std::chrono::milliseconds(demo_hold_ms);
     813           0 :             while (keep_redraw_timer.load() && demo_banner_visible.load())
     814             :             {
     815           0 :                 if (std::chrono::steady_clock::now() >= deadline)
     816             :                 {
     817           0 :                     demo_banner_visible.store(false);
     818           0 :                     ui_dirty.store(true);
     819           0 :                     screen.PostEvent(Event::Custom);
     820           0 :                     return;
     821             :                 }
     822             :                 // Keep painting while the banner is up (progress may be quiet).
     823           0 :                 ui_dirty.store(true);
     824           0 :                 screen.PostEvent(Event::Custom);
     825           0 :                 std::this_thread::sleep_for(100ms);
     826             :             }
     827           0 :         });
     828             :     }
     829             : 
     830             :     // Do not start git work until the first clean frame has been painted; otherwise
     831             :     // assign/progress events race the first draw and produce a visible startup flash.
     832           0 :     std::thread worker([&work, &session, &control, &sync_result, &sync_done, &screen, &ui_dirty, &allow_sync_work]() {
     833           0 :         while (!allow_sync_work.load())
     834           0 :             std::this_thread::sleep_for(2ms);
     835             : 
     836           0 :         try
     837             :         {
     838           0 :             sync_result = work(session, control);
     839             :         }
     840           0 :         catch (const std::exception &ex)
     841             :         {
     842           0 :             tui_debug_log(std::string("worker exception: ") + ex.what());
     843           0 :             sync_result = ESYSREPO_RESULT(ResultCode::GENERIC_ERROR);
     844           0 :         }
     845           0 :         catch (...)
     846             :         {
     847           0 :             tui_debug_log("worker unknown exception");
     848           0 :             sync_result = ESYSREPO_RESULT(ResultCode::GENERIC_ERROR);
     849           0 :         }
     850           0 :         sync_done.store(true);
     851           0 :         ui_dirty.store(true);
     852           0 :         tui_debug_log("worker: sync finished, waiting for q/Esc");
     853           0 :         screen.PostEvent(Event::Custom);
     854           0 :     });
     855             : 
     856             :     // Coalesce chatty progress onto a timer; do not paint every tick unconditionally.
     857           0 :     constexpr auto redraw_period = 100ms;
     858           0 :     std::thread redraw_timer([&screen, &keep_redraw_timer, &ui_dirty, &allow_sync_work, redraw_period]() {
     859           0 :         while (keep_redraw_timer.load())
     860             :         {
     861           0 :             std::this_thread::sleep_for(redraw_period);
     862           0 :             if (!allow_sync_work.load()) continue;
     863           0 :             if (ui_dirty.exchange(false)) screen.PostEvent(Event::Custom);
     864             :         }
     865           0 :     });
     866             : 
     867           0 :     std::atomic_bool first_frame_posted{false};
     868             : 
     869           0 :     auto component = Renderer([&] {
     870           0 :         model.drain_and_apply(queue);
     871           0 :         model.sync_log_buffer();
     872             : 
     873             :         // FixedSize screen: always use the locked geometry (ignore transient 0x0).
     874           0 :         const int cols = pinned_cols > 0 ? pinned_cols : screen.dimx();
     875           0 :         const int rows = pinned_rows > 0 ? pinned_rows : screen.dimy();
     876           0 :         if (cols > 0 && rows > 0) model.set_terminal_size(cols, rows);
     877             : 
     878           0 :         const auto effective =
     879           0 :             resolve_layout_stable(model.get_state().get_layout_mode(), cols, rows, pinned_auto, pinned_cols, pinned_rows);
     880           0 :         auto body = render_dashboard_for_layout(model.get_state(), effective);
     881             : 
     882           0 :         std::string footer_text;
     883           0 :         if (sync_done.load())
     884           0 :             footer_text = "Sync finished — press q or Esc to exit";
     885           0 :         else if (demo_banner_visible.load())
     886           0 :             footer_text = demo_banner_text;
     887           0 :         else if (!model.get_state().get_phase_text().empty())
     888           0 :             footer_text = model.get_state().get_phase_text();
     889             :         else
     890           0 :             footer_text = "Sync in progress…";
     891             : 
     892             :         // After the first frame is scheduled, release the sync worker (next task tick).
     893           0 :         if (!first_frame_posted.exchange(true))
     894             :         {
     895           0 :             screen.Post([&allow_sync_work] { allow_sync_work.store(true); });
     896             :         }
     897             : 
     898             :         // Pin the whole frame to the locked terminal size so flex cannot move the footer.
     899           0 :         Element frame = vbox({
     900             :                             body | flex,
     901             :                             separator(),
     902           0 :                             text(footer_text) | (sync_done.load() ? bold : nothing),
     903             :                         })
     904           0 :                         | size(WIDTH, EQUAL, cols) | size(HEIGHT, EQUAL, rows);
     905             : 
     906           0 :         if (demo_banner_visible.load()) frame = with_demo_banner(std::move(frame), demo_banner_text);
     907           0 :         return frame;
     908           0 :     });
     909             : 
     910           0 :     component = component | CatchEvent([&](Event event) {
     911           0 :         if (sync_done.load() && (event == Event::Escape || event == Event::q || event == Event::Q))
     912             :         {
     913           0 :             exit_loop();
     914           0 :             return true;
     915             :         }
     916             : 
     917           0 :         const auto &st = model.get_state();
     918           0 :         const int repo_count = static_cast<int>(st.get_repos().size());
     919           0 :         const int worker_count_local = static_cast<int>(st.get_workers().size());
     920             : 
     921           0 :         if (event == Event::PageUp)
     922             :         {
     923           0 :             model.scroll_log_page_up();
     924           0 :             screen.PostEvent(Event::Custom);
     925           0 :             return true;
     926             :         }
     927           0 :         if (event == Event::PageDown)
     928             :         {
     929           0 :             model.scroll_log_page_down();
     930           0 :             screen.PostEvent(Event::Custom);
     931           0 :             return true;
     932             :         }
     933             : 
     934           0 :         if (event == Event::Tab)
     935             :         {
     936             :             // Demo recordings: hold Tab until the on-screen hint has dismissed.
     937           0 :             if (demo_banner_visible.load()) return true;
     938           0 :             model.cycle_layout_mode();
     939           0 :             screen.PostEvent(Event::Custom);
     940           0 :             return true;
     941             :         }
     942             : 
     943           0 :         if (event == Event::a || event == Event::A)
     944             :         {
     945           0 :             model.set_layout_mode(LayoutMode::AUTO);
     946             :             // Keep pinned geometry; only recompute mode for the locked size.
     947           0 :             pinned_auto = resolve_effective_layout(LayoutMode::AUTO, pinned_cols, pinned_rows);
     948           0 :             screen.PostEvent(Event::Custom);
     949           0 :             return true;
     950             :         }
     951             : 
     952           0 :         if (event == Event::f || event == Event::F)
     953             :         {
     954           0 :             model.cycle_queue_filter();
     955           0 :             screen.PostEvent(Event::Custom);
     956           0 :             return true;
     957             :         }
     958             : 
     959           0 :         if (repo_count > 0 && event == Event::ArrowUp)
     960             :         {
     961           0 :             const int idx = (st.get_selected_repo() - 1 + repo_count) % repo_count;
     962           0 :             model.set_selected_repo(idx);
     963           0 :             screen.PostEvent(Event::Custom);
     964           0 :             return true;
     965             :         }
     966           0 :         if (repo_count > 0 && event == Event::ArrowDown)
     967             :         {
     968           0 :             const int idx = (st.get_selected_repo() + 1) % repo_count;
     969           0 :             model.set_selected_repo(idx);
     970           0 :             screen.PostEvent(Event::Custom);
     971           0 :             return true;
     972             :         }
     973             : 
     974           0 :         if (worker_count_local > 0 && event == Event::ArrowLeft)
     975             :         {
     976           0 :             const int idx = (st.get_selected_worker() - 1 + worker_count_local) % worker_count_local;
     977           0 :             model.set_selected_worker(idx);
     978           0 :             screen.PostEvent(Event::Custom);
     979           0 :             return true;
     980             :         }
     981           0 :         if (worker_count_local > 0 && event == Event::ArrowRight)
     982             :         {
     983           0 :             const int idx = (st.get_selected_worker() + 1) % worker_count_local;
     984           0 :             model.set_selected_worker(idx);
     985           0 :             screen.PostEvent(Event::Custom);
     986           0 :             return true;
     987             :         }
     988             : 
     989             :         return false;
     990           0 :     });
     991             : 
     992           0 :     tui_debug_log("entering ScreenInteractive::Loop");
     993           0 :     screen.Loop(component);
     994           0 :     tui_debug_log("left ScreenInteractive::Loop");
     995           0 :     allow_sync_work.store(true); // unblock worker if Loop exited before first frame
     996           0 :     keep_redraw_timer.store(false);
     997           0 :     demo_banner_visible.store(false);
     998           0 :     redraw_timer.join();
     999           0 :     if (demo_banner_timer.joinable()) demo_banner_timer.join();
    1000           0 :     worker.join();
    1001             : 
    1002           0 :     if (muted_console) logger_base->set_console_log_level(log::Level::INFO);
    1003             : 
    1004           0 :     restore_console_after_tui();
    1005           0 :     return sync_result;
    1006           0 : }
    1007             : 
    1008             : } // namespace esys::repo::tui
    1009             : 
    1010             : #endif // ESYSREPO_HAVE_TUI

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