package web

import (
	"net/http"
	"net/http/httptest"
	"os"
	"path/filepath"
	"strings"
	"testing"

	"gitea.dooplex.hu/admin/felhom-controller/internal/stacks"
)

// R-1028: the claim box renders only when the household still has to give the code — render test
// per branch (the seam-wiring rule).
//
// v0.315.0: the box is no longer Plex-specific markup behind a `.PlexClaim` flag. It is the GENERIC
// after-start card, and the thing it branches on is whether afterStartFields put the field in the
// page data at all — which is where the „registered action AND Needed()" decision now lives.
// COMPANION RED-PROOF: render the card unconditionally (drop the range over .AfterStartFields) →
// the two negative cases fail. Restored.
func TestPlexClaimBox_RendersPerBranch(t *testing.T) {
	st := lcStack("plex", "", true)
	st.State = stacks.StateRunning
	claimField := stacks.DeployField{EnvVar: "PLEX_CLAIM", Label: "Plex kod", AfterStart: true,
		Placeholder: "claim-xxxxxxxxxxxxxxxxxxxx"}
	for _, c := range []struct {
		name   string
		fields []stacks.DeployField
		want   bool
	}{
		{"the code is still wanted", []stacks.DeployField{claimField}, true},
		{"nothing is wanted", nil, false},
	} {
		d := appInfoData(st)
		d["AfterStartFields"] = c.fields
		h := renderBackupPage(t, "app_settings", d)
		if got := strings.Contains(h, `data-afterstart="PLEX_CLAIM"`) && strings.Contains(h, `id="after-start-PLEX_CLAIM"`); got != c.want {
			t.Errorf("%s: claim box shown=%v, want %v", c.name, got, c.want)
		}
	}
}

// The code is checked for its shape before any call: no call for something that is not a claim code.
func TestPlexClaimCodeShape(t *testing.T) {
	for code, ok := range map[string]bool{"claim-AbCdEf123456789_-xyz": true, "claim-short": false, "claim-abcdefgh": true, "claim-": false,
		"https://plex.tv/claim": false, "claim-abc def": false, "": false} {
		if got := plexClaimCode.MatchString(code); got != ok {
			t.Errorf("%q: accepted=%v, want %v", code, got, ok)
		}
	}
}

// R-1045: the household's „Kész" never opens an UNCLAIMED Plex (it answers everything to a private address with no
// token); once Plex says claimed, the press opens it. No template probe is needed (an old controller would refuse the
// press forever with one). COMPANION RED-PROOF: drop the plexClaimed check in appSetupGateOpenHandler → the first press
// opens the gate (200). Restored.
func TestPlexDonePress_RefusedWhileUnclaimed(t *testing.T) {
	s := gateHarness(t)
	app := filepath.Join(s.cfg.Paths.StacksDir, "gapp")
	if err := os.WriteFile(filepath.Join(app, ".felhom.yml"), []byte("display_name: Plex\nslug: plex\nsetup_gate: true\n"), 0o644); err != nil {
		t.Fatal(err)
	}
	if err := s.stackMgr.ScanStacks(); err != nil {
		t.Fatal(err)
	}
	claimed := false
	old := plexClaimed
	plexClaimed = func() bool { return claimed }
	defer func() { plexClaimed = old }()
	press := func() int {
		w := httptest.NewRecorder()
		s.appSetupGateOpenHandler(w, httptest.NewRequest(http.MethodPost, "/apps/plex/setup-gate/open", nil), "plex")
		return w.Code
	}
	if c := press(); c != http.StatusConflict {
		t.Fatalf("„Kész” on an unclaimed Plex: HTTP %d, want 409 — the gate must stay closed", c)
	}
	claimed = true
	if c := press(); c != http.StatusOK {
		t.Fatalf("„Kész” on a claimed Plex: HTTP %d, want 200", c)
	}
}

// R-1065: a claim that Plex confirms schedules the media wiring (which sets the libraries — it could
// not while Plex was unclaimed); a claim Plex refuses, or one Plex never reports as claimed, does not.
// The consequence asserted is the armed wiring timer — the same one a media app coming up arms.
// COMPANION RED-PROOF: drop the RunMediaWiringSoon call in applyPlexClaim → the claimed case fails.
func TestPlexClaim_TriggersMediaWiring(t *testing.T) {
	oldClaim, oldClaimed, oldPoll := plexClaim, plexClaimed, plexClaimPoll
	t.Cleanup(func() { plexClaim, plexClaimed, plexClaimPoll = oldClaim, oldClaimed, oldPoll })
	plexClaimPoll = 0
	for _, c := range []struct {
		name       string
		status     int
		claimed    bool
		wantErr    bool
		wantWiring bool
	}{
		{"claimed", http.StatusOK, true, false, true},
		{"plex refused the code", http.StatusUnauthorized, true, true, false},
		{"plex never says claimed", http.StatusOK, false, true, false},
	} {
		t.Run(c.name, func(t *testing.T) {
			s := gateHarness(t)
			t.Cleanup(func() {
				s.mediaMu.Lock()
				if s.mediaSoonTmr != nil {
					s.mediaSoonTmr.Stop()
				}
				s.mediaMu.Unlock()
			})
			plexClaim = func(string) (int, error) { return c.status, nil }
			plexClaimed = func() bool { return c.claimed }
			err := s.applyPlexClaim("claim-AbCdEf123456789xyz")
			if (err != nil) != c.wantErr {
				t.Fatalf("applyPlexClaim err=%v, want error=%v", err, c.wantErr)
			}
			s.mediaMu.Lock()
			armed := s.mediaSoonTmr != nil
			s.mediaMu.Unlock()
			if armed != c.wantWiring {
				t.Errorf("media wiring scheduled=%v, want %v", armed, c.wantWiring)
			}
		})
	}
}