// backend\tasks_assets.go
package main

import (
	"context"
	"errors"
	"fmt"
	"net/http"
	"os"
	"path/filepath"
	"sort"
	"strings"
	"sync"
	"time"
)

// ---------------------------
// Tasks: Missing Assets erzeugen
// ---------------------------

type AssetsTaskState struct {
	Queued            bool       `json:"queued"`
	Running           bool       `json:"running"`
	QueuedAt          time.Time  `json:"queuedAt"`
	StartedAt         time.Time  `json:"startedAt"`
	FinishedAt        *time.Time `json:"finishedAt,omitempty"`
	Total             int        `json:"total"`
	Done              int        `json:"done"`
	GeneratedThumbs   int        `json:"generatedThumbs"`
	GeneratedPreviews int        `json:"generatedPreviews"`
	Skipped           int        `json:"skipped"`
	Error             string     `json:"error,omitempty"`
	CurrentFile       string     `json:"currentFile,omitempty"`
	CurrentQueue      string     `json:"currentQueue,omitempty"`
	CurrentPhase      string     `json:"currentPhase,omitempty"`
	CurrentLabel      string     `json:"currentLabel,omitempty"`
	Text              string     `json:"text,omitempty"`
}

type assetsPhaseSelection struct {
	Meta    bool
	Thumb   bool
	Teaser  bool
	Sprites bool
	Analyze bool
}

var assetsTaskMu sync.Mutex
var assetsTaskState AssetsTaskState
var assetsTaskCancel context.CancelFunc

var assetsTaskFileCancels = map[string]context.CancelFunc{}
var assetsTaskSkipFiles = map[string]struct{}{}

func selectedAssetsPhasesFromSettings() assetsPhaseSelection {
	s := getSettings()
	return assetsPhaseSelection{
		Meta:    s.GenerateAssetsMeta,
		Thumb:   s.GenerateAssetsThumb,
		Teaser:  s.GenerateAssetsTeaser,
		Sprites: s.GenerateAssetsSprites,
		Analyze: s.GenerateAssetsAnalyze,
	}
}

func assetsTaskFileKey(file string) string {
	return strings.ToLower(strings.TrimSpace(filepath.Base(file)))
}

func resetAssetsTaskFileControlLocked() {
	assetsTaskFileCancels = map[string]context.CancelFunc{}
	assetsTaskSkipFiles = map[string]struct{}{}
}

func registerAssetsTaskFileCancel(file string, cancel context.CancelFunc) {
	key := assetsTaskFileKey(file)
	if key == "" {
		return
	}

	assetsTaskMu.Lock()
	assetsTaskFileCancels[key] = cancel
	assetsTaskMu.Unlock()
}

func clearAssetsTaskFileControl(file string) {
	key := assetsTaskFileKey(file)
	if key == "" {
		return
	}

	assetsTaskMu.Lock()
	delete(assetsTaskFileCancels, key)
	delete(assetsTaskSkipFiles, key)
	assetsTaskMu.Unlock()
}

func requestAssetsTaskSkip(file string) bool {
	key := assetsTaskFileKey(file)
	if key == "" {
		return false
	}

	var cancel context.CancelFunc

	assetsTaskMu.Lock()
	assetsTaskSkipFiles[key] = struct{}{}
	cancel = assetsTaskFileCancels[key]
	assetsTaskMu.Unlock()

	if cancel != nil {
		cancel()
		return true
	}

	return false
}

func isAssetsTaskSkipRequested(file string) bool {
	key := assetsTaskFileKey(file)
	if key == "" {
		return false
	}

	assetsTaskMu.Lock()
	_, ok := assetsTaskSkipFiles[key]
	assetsTaskMu.Unlock()
	return ok
}

func (p assetsPhaseSelection) Any() bool {
	return p.Meta || p.Thumb || p.Teaser || p.Sprites || p.Analyze
}

// updateAssetsState mutiert den State atomar und triggert danach SSE notify.
// notifyAssetsChanged() muss außerhalb des Locks passieren.
func updateAssetsState(fn func(st *AssetsTaskState)) AssetsTaskState {
	assetsTaskMu.Lock()
	fn(&assetsTaskState)
	st := assetsTaskState
	assetsTaskMu.Unlock()

	notifyAssetsChanged()
	publishTaskState()
	return st
}

func snapshotAssetsState() AssetsTaskState {
	assetsTaskMu.Lock()
	st := assetsTaskState
	assetsTaskMu.Unlock()
	return st
}

func getGenerateAssetsTaskStatus() AssetsTaskState {
	return snapshotAssetsState()
}

func tasksGenerateAssets(w http.ResponseWriter, r *http.Request) {
	switch r.Method {
	case http.MethodGet:
		// GET bleibt als Fallback/Debug möglich (UI nutzt SSE)
		st := snapshotAssetsState()
		writeJSON(w, http.StatusOK, st)
		return

	case http.MethodPost:
		assetsTaskMu.Lock()
		if assetsTaskState.Running || assetsTaskState.Queued {
			st := assetsTaskState
			assetsTaskMu.Unlock()
			writeJSON(w, http.StatusOK, st)
			return
		}

		ctx, cancel := context.WithCancel(context.Background())
		assetsTaskCancel = cancel
		assetsTaskState = AssetsTaskState{
			Queued:            true,
			Running:           false,
			QueuedAt:          time.Now(),
			StartedAt:         time.Time{},
			FinishedAt:        nil,
			Total:             0,
			Done:              0,
			GeneratedThumbs:   0,
			GeneratedPreviews: 0,
			Skipped:           0,
			Error:             "",
			CurrentFile:       "",
			CurrentQueue:      "",
			CurrentPhase:      "",
			CurrentLabel:      "",
			Text:              "Wartet…",
		}
		resetAssetsTaskFileControlLocked()
		st := assetsTaskState
		assetsTaskMu.Unlock()

		notifyAssetsChanged()
		publishTaskState()

		go func() {
			if err := acquireExclusiveTask(ctx); err != nil {
				now := time.Now()
				updateAssetsState(func(st *AssetsTaskState) {
					st.Queued = false
					st.Running = false
					st.FinishedAt = &now
					if errors.Is(err, context.Canceled) {
						st.Error = "Abgebrochen"
					} else {
						st.Error = err.Error()
					}
				})
				return
			}
			defer releaseExclusiveTask()

			updateAssetsState(func(st *AssetsTaskState) {
				st.Queued = false
				st.Running = true
				st.StartedAt = time.Now()
				st.Text = ""
			})

			runGenerateMissingAssets(ctx)
		}()

		writeJSON(w, http.StatusOK, st)
		return

	case http.MethodDelete:
		assetsTaskMu.Lock()
		cancel := assetsTaskCancel
		running := assetsTaskState.Running
		queued := assetsTaskState.Queued
		assetsTaskMu.Unlock()

		if (!running && !queued) || cancel == nil {
			w.WriteHeader(http.StatusNoContent)
			return
		}

		// canceln: Worker merkt das beim nächsten ctx.Err() und beendet sauber
		cancel()

		// UI sofort informieren (ohne Running künstlich auf false zu setzen —
		// das macht der Worker zuverlässig im finishWithErr(context.Canceled))
		st := updateAssetsState(func(st *AssetsTaskState) {
			if st.Running || st.Queued {
				st.Queued = false
				st.Running = false
				st.Error = "Abgebrochen"
			}
		})

		writeJSON(w, http.StatusOK, st)
		return

	default:
		http.Error(w, "Nur GET/POST/DELETE", http.StatusMethodNotAllowed)
		return
	}
}

func publishAssetsTaskPhase(fileName string, queue string, phase string, state string, label string) {
	fileName = strings.TrimSpace(fileName)
	if fileName == "" {
		return
	}

	base := strings.TrimSuffix(fileName, filepath.Ext(fileName))
	assetID := stripHotPrefix(base)

	publishFinishedPostworkPhase(
		fileName,
		assetID,
		queue,
		phase,
		state,
		label,
		"",
	)
}

func clearAssetsTaskFinishedPostworkStates(fileName string, sel assetsPhaseSelection) {
	if sel.Meta {
		publishAssetsTaskPhase(fileName, "postwork", "meta", "missing", "")
	}
	if sel.Thumb {
		publishAssetsTaskPhase(fileName, "postwork", "thumb", "missing", "")
	}
	if sel.Teaser {
		publishAssetsTaskPhase(fileName, "postwork", "teaser", "missing", "")
	}
	if sel.Sprites {
		publishAssetsTaskPhase(fileName, "postwork", "sprites", "missing", "")
	}
	if sel.Analyze {
		publishAssetsTaskPhase(fileName, "enrich", "analyze", "missing", "")
	}
}

func fileExistsNonEmpty(path string) bool {
	path = strings.TrimSpace(path)
	if path == "" {
		return false
	}

	fi, err := os.Stat(path)
	return err == nil && fi != nil && !fi.IsDir() && fi.Size() > 0
}

type orderedAssetItem struct {
	name string
	path string
}

func listAssetsDoneThenKeepByFilenameAsc(doneAbs string) []orderedAssetItem {
	indexedItems, _ := buildDoneIndex(doneAbs)

	doneItems := make([]orderedAssetItem, 0, len(indexedItems))
	keepItems := make([]orderedAssetItem, 0, len(indexedItems))
	seen := make(map[string]struct{}, len(indexedItems))

	for _, entry := range indexedItems {
		if entry.job == nil {
			continue
		}

		full := strings.TrimSpace(entry.job.Output)
		if full == "" {
			continue
		}

		cleanKey := strings.ToLower(filepath.Clean(full))
		if _, ok := seen[cleanKey]; ok {
			continue
		}
		seen[cleanKey] = struct{}{}

		it := orderedAssetItem{
			name: filepath.Base(full),
			path: full,
		}

		if entry.fromKeep {
			keepItems = append(keepItems, it)
		} else {
			doneItems = append(doneItems, it)
		}
	}

	sort.Slice(doneItems, func(i, j int) bool {
		ai := strings.ToLower(doneItems[i].name)
		aj := strings.ToLower(doneItems[j].name)
		if ai != aj {
			return ai < aj
		}
		return strings.ToLower(filepath.Clean(doneItems[i].path)) < strings.ToLower(filepath.Clean(doneItems[j].path))
	})

	sort.Slice(keepItems, func(i, j int) bool {
		ai := strings.ToLower(keepItems[i].name)
		aj := strings.ToLower(keepItems[j].name)
		if ai != aj {
			return ai < aj
		}
		return strings.ToLower(filepath.Clean(keepItems[i].path)) < strings.ToLower(filepath.Clean(keepItems[j].path))
	})

	return append(doneItems, keepItems...)
}

func assetsTaskTruthForVideo(id string, videoPath string) finishedPhaseTruth {
	truth := finishedPhaseTruthForID(id)

	_, thumbPath, previewPath, spritePath, metaPath, err := assetPathsForID(id)
	if err != nil {
		return truth
	}

	// meta muss nicht nur logisch "ready" sein, sondern die Datei muss auch existieren
	truth.MetaReady = truth.MetaReady && fileExistsNonEmpty(metaPath)

	// dateibasierte Assets IMMER an echter Datei festmachen
	truth.ThumbReady = fileExistsNonEmpty(thumbPath)
	truth.TeaserReady = fileExistsNonEmpty(previewPath)
	truth.SpritesReady = fileExistsNonEmpty(spritePath)

	// Analyse bleibt inhaltlich/meta-basiert
	if strings.TrimSpace(videoPath) != "" {
		truth.AnalyzeReady = hasAIResultsForOutput(videoPath)
	}

	return truth
}

func runGenerateMissingAssets(ctx context.Context) {
	// Worker-Ende: CancelFunc zurücksetzen (pro Run)
	defer func() {
		assetsTaskMu.Lock()
		assetsTaskCancel = nil
		assetsTaskMu.Unlock()
	}()

	finishWithErr := func(err error) {
		now := time.Now()

		updateAssetsState(func(st *AssetsTaskState) {
			st.Queued = false
			st.Running = false
			st.FinishedAt = &now
			st.CurrentFile = ""
			st.CurrentQueue = ""
			st.CurrentPhase = ""
			st.CurrentLabel = ""

			if err == nil {
				st.Error = ""
				return
			}

			if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
				st.Error = "Abgebrochen"
			} else {
				st.Error = err.Error()
			}
		})

		assetsTaskMu.Lock()
		resetAssetsTaskFileControlLocked()
		assetsTaskMu.Unlock()
	}

	s := getSettings()
	sel := selectedAssetsPhasesFromSettings()
	if !sel.Any() {
		finishWithErr(nil)
		return
	}

	doneAbs, err := resolvePathRelativeToApp(s.DoneDir)
	if err != nil || strings.TrimSpace(doneAbs) == "" {
		finishWithErr(fmt.Errorf("doneDir auflösung fehlgeschlagen: %v", err))
		return
	}

	items := listAssetsDoneThenKeepByFilenameAsc(doneAbs)

	type assetCandidate struct {
		name        string
		path        string
		id          string
		beforeTruth finishedPhaseTruth
	}

	candidates := make([]assetCandidate, 0, len(items))
	skippedCount := 0
	initialDone := 0

	for _, it := range items {
		if err := ctx.Err(); err != nil {
			finishWithErr(err)
			return
		}

		base := strings.TrimSuffix(it.name, filepath.Ext(it.name))
		id := stripHotPrefix(base)
		if strings.TrimSpace(id) == "" {
			clearAssetsTaskFinishedPostworkStates(it.name, sel)
			skippedCount++
			initialDone++
			continue
		}

		vfi, verr := os.Stat(it.path)
		if verr != nil || vfi == nil || vfi.IsDir() || vfi.Size() <= 0 {
			clearAssetsTaskFinishedPostworkStates(it.name, sel)
			skippedCount++
			initialDone++
			continue
		}

		beforeTruth := assetsTaskTruthForVideo(id, it.path)

		needMeta := sel.Meta && !beforeTruth.MetaReady
		needThumb := sel.Thumb && !beforeTruth.ThumbReady
		needTeaser := sel.Teaser && !beforeTruth.TeaserReady
		needSprites := sel.Sprites && !beforeTruth.SpritesReady
		needAnalyze := sel.Analyze && !beforeTruth.AnalyzeReady

		// Bereits vollständig bzgl. ausgewählter Phasen -> als erledigt/skipped mitzählen
		if !needMeta && !needThumb && !needTeaser && !needSprites && !needAnalyze {
			clearAssetsTaskFinishedPostworkStates(it.name, sel)
			skippedCount++
			initialDone++
			continue
		}

		candidates = append(candidates, assetCandidate{
			name:        it.name,
			path:        it.path,
			id:          id,
			beforeTruth: beforeTruth,
		})
	}

	updateAssetsState(func(st *AssetsTaskState) {
		st.Total = len(items) // alle Dateien, inkl. keep + skips
		st.Done = initialDone // vorhandene/ungültige direkt als erledigt zählen
		st.GeneratedThumbs = 0
		st.GeneratedPreviews = 0
		st.Skipped = skippedCount
		st.Error = ""
		st.CurrentFile = ""
		st.CurrentQueue = ""
		st.CurrentPhase = ""
		st.CurrentLabel = ""
		st.Text = ""
	})

	if len(items) == 0 {
		finishWithErr(nil)
		return
	}

	if len(candidates) == 0 {
		finishWithErr(nil)
		return
	}

	for _, it := range candidates {
		if err := ctx.Err(); err != nil {
			finishWithErr(err)
			return
		}

		fileCtx, fileCancel := context.WithCancel(ctx)
		registerAssetsTaskFileCancel(it.name, fileCancel)

		finishFileControl := func() {
			fileCancel()
			clearAssetsTaskFileControl(it.name)
		}

		skipCurrentFile := func() {
			clearAssetsTaskFinishedPostworkStates(it.name, sel)
			updateAssetsState(func(st *AssetsTaskState) {
				st.Done++
				st.Skipped++
				st.CurrentFile = ""
				st.CurrentQueue = ""
				st.CurrentPhase = ""
				st.CurrentLabel = ""
			})
			finishFileControl()
		}

		handleFileAbort := func(stepErr error) (skipFile bool, stopAll bool) {
			if stepErr == nil {
				if isAssetsTaskSkipRequested(it.name) || !fileExistsNonEmpty(it.path) {
					return true, false
				}
				return false, false
			}

			if errors.Is(stepErr, context.Canceled) || errors.Is(stepErr, context.DeadlineExceeded) {
				// globaler Task wurde beendet
				if ctx.Err() != nil && !isAssetsTaskSkipRequested(it.name) {
					finishFileControl()
					finishWithErr(context.Canceled)
					return false, true
				}

				// nur diese eine Datei wurde freigegeben/übersprungen
				return true, false
			}

			// Datei wurde evtl. während des Verarbeitungsschritts gelöscht/verschoben
			if isAssetsTaskSkipRequested(it.name) || !fileExistsNonEmpty(it.path) {
				return true, false
			}

			return false, false
		}

		updateAssetsState(func(st *AssetsTaskState) {
			st.CurrentFile = it.name
		})

		if isAssetsTaskSkipRequested(it.name) || !fileExistsNonEmpty(it.path) {
			skipCurrentFile()
			continue
		}

		id := it.id

		vfi, verr := os.Stat(it.path)
		if verr != nil || vfi == nil || vfi.IsDir() || vfi.Size() <= 0 {
			clearAssetsTaskFinishedPostworkStates(it.name, sel)

			updateAssetsState(func(st *AssetsTaskState) {
				st.Done++
				st.Skipped++
				st.CurrentFile = ""
				st.CurrentQueue = ""
				st.CurrentPhase = ""
				st.CurrentLabel = ""
			})

			finishFileControl()
			continue
		}

		beforeTruth := it.beforeTruth

		needMeta := sel.Meta && !beforeTruth.MetaReady
		needThumb := sel.Thumb && !beforeTruth.ThumbReady
		needTeaser := sel.Teaser && !beforeTruth.TeaserReady
		needSprites := sel.Sprites && !beforeTruth.SpritesReady
		needAnalyze := sel.Analyze && !beforeTruth.AnalyzeReady

		// Pfade einmalig über zentralen Helper
		_, _, _, _, metaPath, perr := assetPathsForID(id)
		if perr != nil {
			if needMeta {
				publishAssetsTaskPhase(it.name, "postwork", "meta", "error", "Meta fehlgeschlagen")
			}
			if needThumb {
				publishAssetsTaskPhase(it.name, "postwork", "thumb", "error", "Vorschaubild fehlgeschlagen")
			}
			if needTeaser {
				publishAssetsTaskPhase(it.name, "postwork", "teaser", "error", "Teaser fehlgeschlagen")
			}
			if needSprites {
				publishAssetsTaskPhase(it.name, "postwork", "sprites", "error", "Sprites fehlgeschlagen")
			}
			if needAnalyze {
				publishAssetsTaskPhase(it.name, "enrich", "analyze", "error", "Analyse fehlgeschlagen")
			}

			updateAssetsState(func(st *AssetsTaskState) {
				st.Error = "mindestens ein Eintrag konnte nicht verarbeitet werden (siehe Logs)"
				st.Done++
				st.CurrentFile = ""
				st.CurrentQueue = ""
				st.CurrentPhase = ""
				st.CurrentLabel = ""
			})

			finishFileControl()
			fmt.Println("⚠️ assetPathsForID:", perr)
			continue
		}

		// SourceURL best-effort: aus bestehender meta.json
		sourceURL := ""
		if u, ok := readVideoMetaSourceURL(metaPath, vfi); ok {
			sourceURL = u
		}

		thumbGenerated := false
		previewGenerated := false

		// ----------------
		// META
		// ----------------
		if needMeta {
			updateAssetsState(func(st *AssetsTaskState) {
				st.CurrentFile = it.name
				st.CurrentQueue = "postwork"
				st.CurrentPhase = "meta"
				st.CurrentLabel = "Meta"
			})

			publishAssetsTaskPhase(it.name, "postwork", "meta", "running", "Meta")

			okMeta, merr := ensureMetaForVideoCtx(fileCtx, it.path, sourceURL)
			if skipFile, stopAll := handleFileAbort(merr); stopAll {
				return
			} else if skipFile {
				skipCurrentFile()
				continue
			}
			if merr != nil || !okMeta {
				publishAssetsTaskPhase(it.name, "postwork", "meta", "error", "Meta fehlgeschlagen")
			} else {
				publishAssetsTaskPhase(it.name, "postwork", "meta", "done", "Meta")
			}
		}

		// ----------------
		// THUMB
		// ----------------
		if needThumb {
			updateAssetsState(func(st *AssetsTaskState) {
				st.CurrentFile = it.name
				st.CurrentQueue = "postwork"
				st.CurrentPhase = "thumb"
				st.CurrentLabel = "Vorschaubild"
			})

			publishAssetsTaskPhase(it.name, "postwork", "thumb", "running", "Vorschaubild")

			thumbGeneratedNow, terr := ensureThumbForVideoCtx(fileCtx, it.path, sourceURL)
			if skipFile, stopAll := handleFileAbort(terr); stopAll {
				return
			} else if skipFile {
				skipCurrentFile()
				continue
			}
			if terr != nil {
				publishAssetsTaskPhase(it.name, "postwork", "thumb", "error", "Vorschaubild fehlgeschlagen")
			} else if assetsTaskTruthForVideo(id, it.path).ThumbReady {
				if thumbGeneratedNow {
					thumbGenerated = true
				}
				publishAssetsTaskPhase(it.name, "postwork", "thumb", "done", "Vorschaubild")
			} else {
				publishAssetsTaskPhase(it.name, "postwork", "thumb", "error", "Vorschaubild fehlgeschlagen")
			}
		}

		// ----------------
		// TEASER
		// ----------------
		if needTeaser {
			updateAssetsState(func(st *AssetsTaskState) {
				st.CurrentFile = it.name
				st.CurrentQueue = "postwork"
				st.CurrentPhase = "teaser"
				st.CurrentLabel = "Teaser"
			})

			publishAssetsTaskPhase(it.name, "postwork", "teaser", "running", "Teaser")

			genTeaser, terr := ensureTeaserForVideoCtx(fileCtx, it.path, sourceURL)
			if skipFile, stopAll := handleFileAbort(terr); stopAll {
				return
			} else if skipFile {
				skipCurrentFile()
				continue
			}
			if terr != nil {
				publishAssetsTaskPhase(it.name, "postwork", "teaser", "error", "Teaser fehlgeschlagen")
			} else if assetsTaskTruthForVideo(id, it.path).TeaserReady {
				if genTeaser {
					previewGenerated = true
				}
				publishAssetsTaskPhase(it.name, "postwork", "teaser", "done", "Teaser")
			} else {
				publishAssetsTaskPhase(it.name, "postwork", "teaser", "error", "Teaser fehlgeschlagen")
			}
		}

		// ----------------
		// SPRITES
		// ----------------
		if needSprites {
			updateAssetsState(func(st *AssetsTaskState) {
				st.CurrentFile = it.name
				st.CurrentQueue = "postwork"
				st.CurrentPhase = "sprites"
				st.CurrentLabel = "Sprites"
			})

			publishAssetsTaskPhase(it.name, "postwork", "sprites", "running", "Sprites")

			_, serr := ensureSpritesForVideoCtx(fileCtx, it.path, sourceURL)
			if skipFile, stopAll := handleFileAbort(serr); stopAll {
				return
			} else if skipFile {
				skipCurrentFile()
				continue
			}
			if serr != nil {
				publishAssetsTaskPhase(it.name, "postwork", "sprites", "error", "Sprites fehlgeschlagen")
			} else if assetsTaskTruthForVideo(id, it.path).SpritesReady {
				publishAssetsTaskPhase(it.name, "postwork", "sprites", "done", "Sprites")
			} else {
				publishAssetsTaskPhase(it.name, "postwork", "sprites", "error", "Sprites fehlgeschlagen")
			}
		}

		// ----------------
		// ANALYZE
		// ----------------
		if needAnalyze {
			updateAssetsState(func(st *AssetsTaskState) {
				st.CurrentFile = it.name
				st.CurrentQueue = "enrich"
				st.CurrentPhase = "analyze"
				st.CurrentLabel = "Analyse"
			})

			publishAssetsTaskPhase(it.name, "enrich", "analyze", "running", "Analyse")

			_, aerr := ensureAnalyzeForVideoCtx(fileCtx, it.path, sourceURL, "nsfw")
			if skipFile, stopAll := handleFileAbort(aerr); stopAll {
				return
			} else if skipFile {
				skipCurrentFile()
				continue
			}
			if aerr != nil {
				publishAssetsTaskPhase(it.name, "enrich", "analyze", "error", "Analyse fehlgeschlagen")
			} else if assetsTaskTruthForVideo(id, it.path).AnalyzeReady {
				publishAssetsTaskPhase(it.name, "enrich", "analyze", "done", "Analyse")
			} else {
				publishAssetsTaskPhase(it.name, "enrich", "analyze", "error", "Analyse fehlgeschlagen")
			}
		}

		updateAssetsState(func(st *AssetsTaskState) {
			if thumbGenerated {
				st.GeneratedThumbs++
			}
			if previewGenerated {
				st.GeneratedPreviews++
			}
			st.Done++
			st.CurrentFile = ""
			st.CurrentQueue = ""
			st.CurrentPhase = ""
			st.CurrentLabel = ""
		})

		finishFileControl()
	}

	finishWithErr(nil)
}