feat: make tag listing more in line with other booru software

pkg/app/post_routes.go

@@ -70,12 +70,14 @@ func postGet(c *gin.Context) {
 			ImagePath:          "/data/" + post.Blob.FilePath,
 		})
 	}
+	tagObjs := services.GetTagFilter(tagStrings)
+
 	c.JSON(http.StatusOK, models.PostPaginationResponse{
 		CurrentPage: page,
 		TotalPage:   totalPage,
 		PostCount:   postPages,
 		Posts:       postResult,
-		Tags:        tagStrings,
+		Tags:        tagObjs,
 	})
 }
 

pkg/models/responses.go

@@ -31,5 +31,5 @@ type PostPaginationResponse struct {
 	TotalPage   int            `json:"totalPage"`
 	PostCount   int            `json:"postCount"`
 	Posts       []PostListItem `json:"posts"`
-	Tags        []string       `json:"tags"`
+	Tags        []TagListItem  `json:"tags"`
 }

pkg/services/tag.go

@@ -21,6 +21,24 @@ func GetTagAll() []models.TagListItem {
 	return tags
 }
 
+func GetTagFilter(tagString []string) []models.TagListItem {
+	tagObjs, _ := ParseReadTags(tagString)
+	var tagIds []string
+	for _, val := range tagObjs {
+		tagIds = append(tagIds, val.ID)
+	}
+
+	var tags []models.TagListItem
+	database.DB.Model(&tagObjs).
+		Joins("join tag_types on tag_types.id = tags.tag_type_id").
+		Joins("left join post_tags on post_tags.tag_id = tags.id").
+		Select("tags.id as tag_id, tags.name as tag_name, tag_types.name as tag_type, count(post_tags.post_id) as post_count").
+		Group("tags.id, tags.name, tag_types.name").
+		Order("post_count DESC").
+		Find(&tags, tagIds)
+	return tags
+}
+
 func GetTagAutocomplete() []string {
 	var tags []string
 	result := database.DB.Model(&database.Tag{}).

web/app/src/routes/Posts.svelte

@@ -24,7 +24,7 @@
         const data = await getPostSearchTag({ page, q: searchTerms.join("+") });
         if (data.posts) {
             posts = data.posts;
-            tags = data.tags;
+            tags = data.tags.sort((a, b) => b.postCount - a.postCount);
             totalPages = data.totalPage;
             pagination = paginate(page, totalPages);
         } else {
@@ -34,17 +34,6 @@
             pagination = paginate(page, totalPages);
         }
     };
-    $: {
-        let catTags = tags.reduce(
-            (acc, o) => ((acc[o] = (acc[o] || 0) + 1), acc),
-            {}
-        );
-        categorizedTags = Object.entries(catTags).map(([k, v]) => ({
-            tag: k,
-            num: v,
-        }));
-        categorizedTags = categorizedTags.sort((a, b) => b.num - a.num);
-    }
     let queryParams;
 
     const onTagChange = (value) => {
@@ -112,12 +101,12 @@
                         <div class="panel-block column">
                             <div class="menu">
                                 <ul class="menu-list">
-                                    {#each categorizedTags as tag (tag)}
+                                    {#each tags as tag (tag)}
                                         <li>
                                             <TagLinkNumbered
                                                 class=""
-                                                tag={tag.tag}
-                                                num={tag.num}
+                                                tag={tag.tagType+":"+tag.tagName}
+                                                num={tag.postCount}
                                             />
                                         </li>
                                     {/each}