package ui

import (
	"github.com/gdamore/tcell/v2"
	"github.com/rivo/tview"
)

const helpText = `[yellow]Global[-]
  F1-F6                  switch view (also from the release and episode lists)
  Tab, Shift+Tab         switch panel within a view
  ?, F9                  this help (F9 works while typing)
  q, Ctrl+C              quit
  Esc                    close dialog / go back

[yellow]Movies and Series[-]
  /                      focus the search box
  Enter, a               add the selected title (dialog: ↑↓ move, ←→ change a
                         dropdown, Space toggles, Enter/Space opens a list)
  i                      interactive release search (library titles)

[yellow]Library[-]
  Tab                    switch between the movies and series lists
  f                      cycle filter (all, missing, downloaded, monitored, unmonitored);
                         every list has its own filters
  F                      filter by file properties: quality, codec (x265, x264, AV1),
                         HDR / DV / SDR, audio (Atmos, TrueHD, DTS, DD+ ...), language.
                         Changes apply live behind the dialog, also while you move through an
                         open list; Esc undoes them. Options that would leave no
                         results are not offered.
                         Series are read on demand.
  /                      text filter for the focused list only; each list keeps its
                         own text (Enter or Esc returns to the list)
  t                      toggle monitored
  d                      remove from the library (files are kept unless you tick
                         "Delete files")
  s                      automatic search (series: all missing, asks first)
  i, Enter               movie: release search; series: seasons and episodes
  r                      reload

[yellow]Calendar (F5)[-]
  ↑↓, PgUp/PgDn          scroll; earlier and later days are loaded as you get near
                         either end (up to about 6 months back and 13 months ahead)
  t                      back to today
  u                      include unmonitored items
  Enter, i               release search for the selected movie / episode
  s                      automatic search          r  reload

[yellow]Seasons and episodes[-]
  Enter                  season: expand/collapse; episode: release search
  i, s, t                release search, automatic search, toggle monitored
                         (on a season they apply to the whole season)

[yellow]Release list[-]
  Enter, g               grab the selected release
  s                      cycle sort (best, size, age)
  f                      hide rejected releases
  F                      filter by quality, codec, HDR / DV, audio, language (read from
                         the release title, quality and custom formats)

[yellow]Downloads[-]
  p                      pause / resume the SABnzbd queue
  d                      delete the selected job or entry
  b                      remove from arr queue + blocklist
  t                      retry a failed download (history)
  r                      refresh now

[yellow]Log (F6)[-]
  Popups fade away by themselves; everything they said is kept here.
  ↑↓, PgUp/PgDn          scroll        G  follow new entries        c  clear

[yellow]Connections[-]
`

// showHelp opens the key reference together with the connection state.
func (a *App) showHelp() {
	tv := tview.NewTextView().SetDynamicColors(true).SetScrollable(true)
	tv.SetBorder(true).SetTitle(" Help — Esc to close ")
	tv.SetText(helpText + a.serviceSummary())
	tv.SetInputCapture(func(ev *tcell.EventKey) *tcell.EventKey {
		if ev.Key() == tcell.KeyEsc || (ev.Key() == tcell.KeyRune && (ev.Rune() == 'q' || ev.Rune() == '?')) {
			a.closeModal()
			return nil
		}
		return ev
	})
	a.openModal(tv, 80, 40)
}