package ui

import (
	"git.stinnesbeck.com/nils/arr-tui/internal/sabnzbd"
	"testing"

	"github.com/rivo/tview"
)

func TestPlainText(t *testing.T) {
	for _, tc := range []struct{ in, want string }{
		{"[green]Done[-]", "Done"},
		{"[red]" + tview.Escape("Movie [1080p] failed"), "Movie [1080p] failed"},
		{"plain", "plain"},
		{"[yellow]a [::b]b[::-]", "a b"},
	} {
		if got := plainText(tc.in); got != tc.want {
			t.Errorf("plainText(%q) = %q, want %q", tc.in, got, tc.want)
		}
	}
}

func TestToastProgress(t *testing.T) {
	if !(toast{text: "Searching…"}).progress() || (toast{text: "Done"}).progress() {
		t.Error("progress detection wrong")
	}
}

func TestOnlyFullOverlays(t *testing.T) {
	a := &App{}
	if !a.onlyFullOverlays() {
		t.Error("no overlays: view shortcuts must work")
	}
	a.overlays = []overlay{{full: true}, {full: true}}
	if !a.onlyFullOverlays() {
		t.Error("full-screen views must not block view shortcuts")
	}
	a.overlays = append(a.overlays, overlay{})
	if a.onlyFullOverlays() {
		t.Error("a dialog must block view shortcuts")
	}
}

func TestDiffHistory(t *testing.T) {
	slot := func(id, name, status string) sabnzbd.HistorySlot {
		return sabnzbd.HistorySlot{ID: id, Name: name, Status: status, FailMessage: map[bool]string{true: "disk full"}[status == "Failed"]}
	}
	seen := map[string]string{}

	// The first poll only records what is already there.
	if ev := diffHistory(seen, []sabnzbd.HistorySlot{slot("1", "old", "Completed"), slot("2", "old fail", "Failed")}, true); len(ev) != 0 {
		t.Fatalf("baseline produced %v", ev)
	}
	// Nothing new.
	if ev := diffHistory(seen, []sabnzbd.HistorySlot{slot("1", "old", "Completed")}, false); len(ev) != 0 {
		t.Fatalf("unchanged history produced %v", ev)
	}
	// A new job that is still being processed is not final yet.
	if ev := diffHistory(seen, []sabnzbd.HistorySlot{slot("3", "movie", "Extracting")}, false); len(ev) != 0 {
		t.Fatalf("extracting produced %v", ev)
	}
	// It completes, a second one fails, a third appears already completed.
	ev := diffHistory(seen, []sabnzbd.HistorySlot{
		slot("3", "movie", "Completed"), slot("4", "show", "Failed"), slot("5", "quick", "Completed"), slot("1", "old", "Completed"),
	}, false)
	if len(ev) != 3 || ev[0].name != "movie" || ev[0].failed || ev[1].name != "show" || !ev[1].failed || ev[1].message != "disk full" || ev[2].name != "quick" {
		t.Fatalf("events = %+v", ev)
	}
	// Reported once only.
	if ev := diffHistory(seen, []sabnzbd.HistorySlot{slot("3", "movie", "Completed"), slot("4", "show", "Failed")}, false); len(ev) != 0 {
		t.Errorf("repeated: %+v", ev)
	}
	// A retried job that completes later is reported again.
	diffHistory(seen, []sabnzbd.HistorySlot{slot("4", "show", "Queued")}, false)
	if ev := diffHistory(seen, []sabnzbd.HistorySlot{slot("4", "show", "Completed")}, false); len(ev) != 1 {
		t.Errorf("retry: %+v", ev)
	}
}