#include "torlinkc/ui/keymap.hpp"

namespace torlinkc::ui {

const std::vector<HelpGroup>& helpGroups() {
  static const std::vector<HelpGroup> groups = {
      {"Navigate",
       {
           {"up/down/left/right", "Navigate panes and lists"},
           {"enter", "Open"},
           {"tab", "Switch pane"},
           {"esc", "Back"},
           {"o", "Default download folder"},
           {"t", "Extra trackers"},
           {"q", "Quit"},
       }},
      {"Search",
       {
           {"enter", "Search / download selected"},
           {"d", "Download"},
           {"s", "Sort results"},
           {"z", "Hide dead torrents"},
       }},
      {"Downloads",
       {
           {"p", "Pause/resume"},
           {"c", "Cancel or remove"},
           {"f", "Retry failed"},
           {"d", "Download again"},
           {"e", "Open folder"},
       }},
      {"Seeding",
       {
           {"p", "Pause/resume"},
           {"c", "Remove"},
           {"e", "Open folder"},
       }},
  };
  return groups;
}

namespace {
const Hint kNavigate{"up/down/left/right", "Move"};
const Hint kAlways{"?", "Keys"};
const Hint kSwitch{"tab", "Switch"};
const Hint kFolder{"e", "Folder"};
}  // namespace

std::vector<Hint> footerHints(Region region, Section section, std::optional<DownloadFocus> downloadFocus,
                               std::optional<SeedFocus> seedFocus) {
  if (region == Region::Sidebar) {
    return {kNavigate, {"enter", "Open"}, kSwitch, kAlways, {"q", "Quit"}};
  }
  if (section == Section::Seeding) {
    std::string label = "Resume";
    if (seedFocus == SeedFocus::Seeding) label = "Pause";
    else if (seedFocus == SeedFocus::Missing) label = "Retry";
    return {{"p", label}, {"c", "Remove from list"}, kFolder, kSwitch, kAlways};
  }
  if (section == Section::Downloads) {
    if (downloadFocus == DownloadFocus::Paused) {
      return {{"p", "Resume"}, {"c", "Cancel"}, kFolder, kSwitch, kAlways};
    }
    if (downloadFocus == DownloadFocus::Failed) {
      return {{"f", "Retry"}, {"c", "Remove"}, kFolder, kSwitch, kAlways};
    }
    if (downloadFocus == DownloadFocus::Recent) {
      return {{"d", "Redownload"}, {"c", "Remove from list"}, kFolder, kSwitch, kAlways};
    }
    return {{"p", "Pause"}, {"c", "Cancel"}, kFolder, kSwitch, kAlways};
  }
  return {kNavigate, {"d", "Download"}, {"s", "Sort"}, {"z", "Hide dead"}, kSwitch, kAlways};
}

}  // namespace torlinkc::ui