iterate over image to tag

cmd/piwigo-cli/images_tag.go

@@ -20,9 +20,16 @@ type ImagesTagCommand struct {
 	TagName          string `short:"T" long:"tag" description:"look up for the first image of this tagName"`
 	ExcludeTags      string `short:"x" long:"exclude" description:"exclude tag from selection"`
 	KeepSurveyFilter bool   `short:"k" long:"keep" description:"keep survey filter"`
+	MaxImages        int    `short:"m" long:"max" description:"loop on a maximum number of images" default:"1"`
 }
 
 func (c *ImagesTagCommand) Execute(args []string) error {
+	if c.MaxImages < 0 || c.MaxImages > 100 {
+		return fmt.Errorf("maxImages should be between 1 and 100")
+	}
+	if c.Id > 0 {
+		c.MaxImages = 1
+	}
 
 	p := piwigo.Piwigo{}
 	if err := p.LoadConfig(); err != nil {
@@ -34,7 +41,27 @@ func (c *ImagesTagCommand) Execute(args []string) error {
 		return err
 	}
 
-	if c.Id == 0 {
+	var tags struct {
+		Tags piwigotools.Tags `json:"tags"`
+	}
+	if err := p.Post("pwg.tags.getAdminList", nil, &tags); err != nil {
+		return err
+	}
+
+	sort.Slice(tags.Tags, func(i, j int) bool {
+		return tags.Tags[i].Name < tags.Tags[j].Name
+	})
+
+	var exclude *regexp.Regexp
+	if c.ExcludeTags != "" {
+		exclude = regexp.MustCompile(c.ExcludeTags)
+	}
+	selectTags := tags.Tags.Selector(exclude, c.KeepSurveyFilter)
+
+	imagesToTags := make([]int, 0, c.MaxImages)
+	if c.Id > 0 {
+		imagesToTags = append(imagesToTags, c.Id)
+	} else {
 		data := &url.Values{}
 
 		switch {
@@ -47,44 +74,33 @@ func (c *ImagesTagCommand) Execute(args []string) error {
 		}
 
 		data.Set("order", "date_creation")
-		data.Set("per_page", "1")
+		data.Set("per_page", fmt.Sprint(c.MaxImages))
 		var results struct {
 			Images []piwigotools.ImageDetails `json:"images"`
 		}
 		if err := p.Post("pwg.tags.getImages", data, &results); err != nil {
 			return err
 		}
-
+		for _, img := range results.Images {
-		if len(results.Images) == 0 {
+			imagesToTags = append(imagesToTags, img.Id)
-			return fmt.Errorf("image not found")
 		}
-		c.Id = results.Images[0].Id
 	}
 
+	for _, imgId := range imagesToTags {
+		for {
 			var imgDetails piwigotools.ImageDetails
 			if err := p.Post("pwg.images.getInfo", &url.Values{
-		"image_id": []string{fmt.Sprint(c.Id)},
+				"image_id": []string{fmt.Sprint(imgId)},
 			}, &imgDetails); err != nil {
 				return err
 			}
 
-	var tags struct {
-		Tags piwigotools.Tags `json:"tags"`
-	}
-	if err := p.Post("pwg.tags.getAdminList", &url.Values{
-		"image_id": []string{fmt.Sprint(c.Id)},
-	}, &tags); err != nil {
-		return err
-	}
-
-	sort.Slice(tags.Tags, func(i, j int) bool {
-		return tags.Tags[i].Name < tags.Tags[j].Name
-	})
-
 			img, err := imgDetails.Preview(25)
 			if err != nil {
 				return err
 			}
+
+			fmt.Println("\033[2J") // clear screen
 			fmt.Println(img)
 
 			t := table.NewWriter()
@@ -102,18 +118,26 @@ func (c *ImagesTagCommand) Execute(args []string) error {
 			t.SetStyle(table.StyleLight)
 			t.Render()
 
-	var exclude *regexp.Regexp
+			fmt.Println()
-	if c.ExcludeTags != "" {
-		exclude = regexp.MustCompile(c.ExcludeTags)
-	}
 
-	sel := tags.Tags.Select(exclude, c.KeepSurveyFilter)
+			sel := selectTags()
 
 			fmt.Println("Selection:")
 			for _, name := range sel.NamesWithAgeAt(&imgDetails.DateCreation) {
 				fmt.Printf("  - %s\n", name)
 			}
 
+			if len(sel) == 0 {
+				exit := false
+				survey.AskOne(&survey.Confirm{
+					Message: "Selection is empty, exit:",
+					Default: false,
+				}, &exit)
+				if exit {
+					return nil
+				}
+			}
+
 			confirmSel := false
 			survey.AskOne(&survey.Confirm{
 				Message: "Confirm:",
@@ -121,12 +145,12 @@ func (c *ImagesTagCommand) Execute(args []string) error {
 			}, &confirmSel)
 
 			if !confirmSel {
-		return nil
+				continue
 			}
 
 			fmt.Println("Applying changes...")
 			data := &url.Values{}
-	data.Set("image_id", fmt.Sprint(c.Id))
+			data.Set("image_id", fmt.Sprint(imgId))
 			data.Set("multiple_value_mode", "replace")
 			data.Set("tag_ids", sel.JoinIds(","))
 
@@ -134,6 +158,8 @@ func (c *ImagesTagCommand) Execute(args []string) error {
 				return err
 			}
 			fmt.Println("Done!")
-
+			break
+		}
+	}
 	return nil
 }

internal/piwigo/piwigotools/tags.go

@@ -52,25 +52,31 @@ func (t Tags) JoinIds(sep string) string {
 	return strings.Join(ids, sep)
 }
 
-func (t Tags) Select(exclude *regexp.Regexp, keepFilter bool) Tags {
+func (t Tags) Selector(exclude *regexp.Regexp, keepFilter bool) func() Tags {
-	options := make([]string, len(t))
+	options := make([]string, 0, len(t))
 	tags := map[string]*Tag{}
-	for i, tag := range t {
+	for _, tag := range t {
-		options[i] = tag.Name
+		if exclude != nil && exclude.MatchString(tag.Name) {
+			continue
+		}
+		options = append(options, tag.Name)
 		tags[tag.Name] = tag
 	}
 
+	return func() Tags {
 		answer := []string{}
-	prompt := &survey.MultiSelect{
+
+		survey.AskOne(&survey.MultiSelect{
 			Message:  "Tags:",
 			Options:  options,
 			PageSize: 20,
-	}
+		}, &answer, survey.WithKeepFilter(keepFilter))
-	survey.AskOne(prompt, &answer, survey.WithKeepFilter(keepFilter))
 
 		result := make([]*Tag, len(answer))
 		for i, a := range answer {
 			result[i] = tags[a]
 		}
 		return result
+	}
+
 }