package web_test

// Deleting one recording (#37). Owner-scoped like every other upload route: another user's
// id is a 404 and the row survives; an upload still being processed is refused.

import (
	"context"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func deleteReq(id string) *http.Request {
	return httptest.NewRequest(http.MethodPost, "/uploads/"+id+"/delete", nil)
}

func uploadExists(t *testing.T, id string) bool {
	t.Helper()
	var n int
	require.NoError(t, rawPool(t).QueryRow(context.Background(), `SELECT count(*) FROM uploaded_transcripts WHERE id = $1`, id).Scan(&n))
	return n == 1
}

func TestUploadDelete_AnOwnerRemovesAFinishedOrFailedRecordingAndLandsOnTheList(t *testing.T) {
	for _, status := range []string{"done", "failed"} {
		t.Run(status, func(t *testing.T) {
			app, _ := newUploadApp(t, audioOK, 200<<20)
			id := seedUpload(t, userID, "Roadmap sync", status, "transcription_failed")

			rec := do(t, app, deleteReq(id))

			assert.Equal(t, http.StatusSeeOther, rec.Code)
			assert.Equal(t, "/uploads", rec.Header().Get("Location"))
			assert.False(t, uploadExists(t, id))
		})
	}
}

func TestUploadDelete_AnotherUsersRecordingIs404AndSurvives(t *testing.T) {
	app, _ := newUploadApp(t, audioOK, 200<<20)
	theirs := seedUpload(t, otherUserID, "Their private meeting", "done", meetingText)

	rec := do(t, app, deleteReq(theirs))

	assert.Equal(t, http.StatusNotFound, rec.Code)
	assert.True(t, uploadExists(t, theirs), "a non-owner's delete must not remove the row")
}

func TestUploadDelete_ARecordingStillBeingTranscribedIsRefusedWith409AndKept(t *testing.T) {
	for _, status := range []string{"queued", "transcribing"} {
		t.Run(status, func(t *testing.T) {
			app, _ := newUploadApp(t, audioOK, 200<<20)
			id := seedUpload(t, userID, "m", status, "")

			rec := do(t, app, deleteReq(id))

			assert.Equal(t, http.StatusConflict, rec.Code)
			assert.Contains(t, body(t, rec), "still being transcribed")
			assert.True(t, uploadExists(t, id))
		})
	}
}

func TestUploadDelete_ANonIDIsA404NotAServerError(t *testing.T) {
	app, _ := newUploadApp(t, audioOK, 200<<20)

	assert.Equal(t, http.StatusNotFound, do(t, app, deleteReq("not-a-uuid")).Code)
}

func TestUploadPage_OffersDeleteOnlyForAFinishedOrFailedRecording(t *testing.T) {
	for status, want := range map[string]bool{"done": true, "failed": true, "queued": false, "transcribing": false} {
		t.Run(status, func(t *testing.T) {
			app, _ := newUploadApp(t, audioOK, 200<<20)
			id := seedUpload(t, userID, "m", status, "transcription_failed")

			b := body(t, do(t, app, get("/uploads/"+id)))

			assert.Equal(t, want, strings.Contains(b, `action="/uploads/`+id+`/delete"`))
		})
	}
}