add. 添加友情链接增删改查接口

base/views.py

@@ -5,12 +5,14 @@ from typing import Optional, List
 
 from django.conf import settings
 from django.http import JsonResponse
+from django.shortcuts import get_object_or_404
 from django.views.decorators.csrf import csrf_exempt
 from django.views.decorators.http import require_http_methods
 from ninja import Router
 
-from base.models import FriendLink, LinkCategory
-from base.schema import FriendLinkCreateSchema, FriendLinkSchema, LinkCategoryCreateSchema, LinkCategorySchema
+from base.models import FriendLink, LinkCategory, PictureLink
+from base.schema import FriendLinkCreateSchema, FriendLinkSchema, LinkCategoryCreateSchema, LinkCategorySchema, \
+    PictureLinkSchema, PictureLinkCreateSchema, PictureLinkUpdateSchema
 
 # Create your views here.
 router = Router(tags=['base'])
@@ -106,3 +108,73 @@ def update_link(request, id: int, data: FriendLinkCreateSchema):
 def delete_link(request, id: int):
     FriendLink.objects.get(id=id).delete()
     return {"success": True}
+
+
+# ================= 列表与创建 =================
+@router.get("/picture-link/", response=List[PictureLinkSchema])
+def get_picture_links(request):
+    """
+    获取所有图片链接
+    GET /api/picture-link/
+    """
+    # 这里的排序与 models.py 中的 Meta.ordering 保持一致
+    return PictureLink.objects.all().order_by('order', '-created_at')
+
+
+@router.post("/picture-link/", response=PictureLinkSchema)
+def create_picture_link(request, payload: PictureLinkCreateSchema):
+    """
+    新增图片链接
+    POST /api/picture-link/
+    """
+    # 直接利用 payload 创建对象
+    # 注意：这里调用 save() 会触发你 models.py 中定义的 "最多4个启用" 的逻辑
+    link = PictureLink.objects.create(
+        name=payload.name,
+        picture=payload.picture,
+        url=payload.url,
+        order=payload.order,
+        is_active=payload.is_active
+    )
+    return link
+
+
+# ================= 单个对象操作 =================
+@router.get("/picture-link/{link_id}", response=PictureLinkSchema)
+def get_picture_link(request, link_id: int):
+    """
+    获取单个图片链接详情
+    GET /api/picture-link/{id}/
+    """
+    return get_object_or_404(PictureLink, id=link_id)
+
+
+@router.put("/picture-link/{link_id}", response=PictureLinkSchema)
+def update_picture_link(request, link_id: int, payload: PictureLinkUpdateSchema):
+    """
+    更新图片链接
+    PUT /api/picture-link/{id}/
+    """
+    link = get_object_or_404(PictureLink, id=link_id)
+
+    # 更新字段
+    if payload.name is not None: link.name = payload.name
+    if payload.picture is not None: link.picture = payload.picture
+    if payload.url is not None: link.url = payload.url
+    if payload.order is not None: link.order = payload.order
+    if payload.is_active is not None: link.is_active = payload.is_active
+
+    # 保存，同样会触发 models.py 中的限制逻辑
+    link.save()
+    return link
+
+
+@router.delete("/picture-link/{link_id}")
+def delete_picture_link(request, link_id: int):
+    """
+    删除图片链接
+    DELETE /api/picture-link/{id}/
+    """
+    link = get_object_or_404(PictureLink, id=link_id)
+    link.delete()
+    return {"success": True}