chiyiandDevin
27d58cfb5d
- 后端新增 POST /admin/api/my-images 上传接口:图片存入用户 owner 目录并生成缩略图,复用 /images 服务与 my-images picker - 本地图片三种入画布路径:上传按钮 / 拖入舞台(落点即拖放 位置) / Ctrl+V 粘贴 - 节点选中后显示悬浮工具条(预览/复制/置顶/删除)与右下角 缩放手柄;图片等比缩放,便签自由缩放;Ctrl+D 复制选中(含 相互连线);双击空白建笔记;按 1 / ⤢ 按钮适应全部内容 - 整套画布 UI 换 Memphis:纸张底+墨点网格、黑边硬影节点、 黄色贴纸便签、橙色连线/选中态、虚线框选、顶栏/生成面板/ 预览灯箱/图片选择器全部换墨边 chunky 样式,随站点明暗主题 Generated with [Devin](https://devin.ai) Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
51 lines
1.5 KiB
Go
51 lines
1.5 KiB
Go
package service
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import (
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"bytes"
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"context"
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"errors"
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"fmt"
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"image"
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_ "image/gif"
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_ "image/jpeg"
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_ "image/png"
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"strings"
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"time"
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_ "golang.org/x/image/webp"
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)
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// SaveOwnedImage stores a user-uploaded image under their owner directory so it
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// behaves like a generated output: it shows up in the 我的图片 picker, can be
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// dropped onto the infinite canvas, and is served by /images/<owner>/<name>.
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// format must be a decoder-registered image format ("png", "jpeg", ...).
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func (s *AdminReadService) SaveOwnedImage(ctx context.Context, owner, format string, data []byte) (string, error) {
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owner = strings.TrimSpace(owner)
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if owner == "" || s.store == nil || !s.store.Configured() {
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return "", errors.New("storage not configured")
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}
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ext := strings.ToLower(strings.TrimSpace(format))
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contentType := ""
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switch ext {
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case "jpeg":
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ext = "jpg"
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contentType = "image/jpeg"
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case "png", "gif", "webp":
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contentType = "image/" + ext
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default:
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return "", errors.New("unsupported image format")
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}
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if _, _, err := image.DecodeConfig(bytes.NewReader(data)); err != nil {
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return "", errors.New("invalid image data")
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}
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key := fmt.Sprintf("%s/up_%d%s.%s", owner, time.Now().Unix(), randomUpper(6), ext)
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if err := s.store.Put(ctx, key, data, contentType); err != nil {
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return "", err
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}
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// Best-effort thumbnail, same convention as generated outputs.
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if thumb, terr := makeThumbnail(data); terr == nil {
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_ = s.store.Put(ctx, ThumbKey(key), thumb, "image/jpeg")
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}
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return key, nil
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}
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