Initialize AutoLibrary website with Gitea deployment

backend/handlers/themes_handler/update.go

@@ -0,0 +1,100 @@
+package themes_handler
+
+import (
+	"strconv"
+	"strings"
+	"unicode/utf8"
+
+	"autolibrary.top/webserver/backend/models/themes_model"
+	"autolibrary.top/webserver/utils"
+
+	"github.com/gin-gonic/gin"
+)
+
+func parseThemeID(c *gin.Context) (uint, error) {
+	id, err := strconv.ParseUint(c.Param("id"), 10, 32)
+	if err != nil || id == 0 {
+		return 0, strconv.ErrSyntax
+	}
+	return uint(id), nil
+}
+
+func (h *Handler) PutThemeByID(c *gin.Context) {
+	theme, ok := h.ownTheme(c)
+	if !ok {
+		return
+	}
+	var update struct {
+		Name          string   `json:"name"`
+		Brief         string   `json:"brief"`
+		Description   string   `json:"description"`
+		NeedTheme     string   `json:"need_theme"`
+		Tags          []string `json:"tags"`
+		Version       string   `json:"version"`
+		CompatVersion string   `json:"compat_version"`
+		PreviewURL    string   `json:"preview_url"`
+	}
+	if err := c.ShouldBindJSON(&update); err != nil {
+		fail(c, 400, "Invalid theme metadata")
+		return
+	}
+	if update.Name != "" && strings.TrimSpace(update.Name) != theme.Name {
+		var count int64
+		if err := h.DB.Model(&themes_model.Theme{}).Where("user_id = ? AND name = ? AND id != ?", theme.UserID, strings.TrimSpace(update.Name), theme.ID).Count(&count).Error; err != nil {
+			fail(c, 500, "Unable to check theme name")
+			return
+		}
+		if count > 0 {
+			fail(c, 409, "You already have a theme with this name")
+			return
+		}
+		theme.Name = strings.TrimSpace(update.Name)
+	}
+	if update.NeedTheme != "" && update.NeedTheme != "dark" && update.NeedTheme != "light" && update.NeedTheme != "both" {
+		fail(c, 400, "Invalid theme mode")
+		return
+	}
+	if utf8.RuneCountInString(update.Brief) > 50 || utf8.RuneCountInString(update.Description) > 100 {
+		fail(c, 400, "Theme description is too long")
+		return
+	}
+	if strings.TrimSpace(update.Brief) != "" {
+		theme.Brief = strings.TrimSpace(update.Brief)
+	}
+	theme.Description = update.Description
+	if update.NeedTheme != "" {
+		theme.NeedTheme = update.NeedTheme
+	}
+	if update.Tags != nil {
+		theme.Tags = update.Tags
+	}
+	if update.Version != "" {
+		theme.Version = update.Version
+	}
+	theme.CompatVersion = update.CompatVersion
+	// Preview changes go through the authenticated image upload endpoint. Preserve
+	// the legacy field only when it refers to the theme's existing preview.
+	if update.PreviewURL != "" && update.PreviewURL != theme.PreviewURL {
+		fail(c, 400, "Use the preview upload endpoint to replace an image")
+		return
+	}
+	theme.Status = themes_model.ThemePending
+	theme.UpdatedAt = utils.NowInShanghai()
+	if err := h.Themes.Save(theme, nil); err != nil {
+		fail(c, 500, "Unable to save theme and archive")
+		return
+	}
+	success(c, 200, "Theme updated; review required", theme)
+}
+
+func (h *Handler) DeleteThemeByID(c *gin.Context) {
+	theme, ok := h.ownTheme(c)
+	if !ok {
+		return
+	}
+	if err := h.Themes.Delete(theme); err != nil {
+		fail(c, 500, "Unable to delete theme")
+		return
+	}
+	success(c, 200, "Theme deleted", nil)
+}