apps/api/app/api/routes/templates.py

@@ -106,6 +106,10 @@ def list_templates(
     tag: str | None = Query(None, description="按标签筛选"),
     keyword: str | None = Query(None, description="按名称关键词搜索"),
     mode: str | None = Query(None, description="按剪辑模式筛选"),
+    valid_only: bool = Query(
+        False,
+        description="仅返回已配置片段的模板（剪辑页传 true；模板编辑器不传，可查看全部模板含草稿）",
+    ),
     authenticated_user: AuthenticatedUser = Depends(get_current_user),
     template_repository: SQLAlchemyTemplateRepository = Depends(_get_template_repository),
 ) -> ListTemplatesResponse:
@@ -116,6 +120,7 @@ def list_templates(
             tag=tag,
             keyword=keyword,
             mode=mode,
+            valid_only=valid_only,
         )
         use_case = ListTemplatesUseCase(template_repository)
         templates = use_case.execute(user_id, skip=skip, limit=limit, filter=tpl_filter)

packages/adapters/sqlalchemy_impl/template_repository.py

@@ -10,6 +10,7 @@ from __future__ import annotations
 import uuid
 from typing import List, Optional
 
+from sqlalchemy import or_
 from sqlalchemy.orm import Session
 
 from packages.adapters.sqlalchemy_impl.models import (
@@ -28,6 +29,20 @@ class SQLAlchemyTemplateRepository:
     def __init__(self, session: Session) -> None:
         self.session = session
 
+    def _filter_with_segment_configs(self, query):
+        """只保留在 template_clip_configs 或 template_segments 中存在片段配置的模板。
+
+        两张表都没有记录的模板无法用于生成（from-assets 会 400），
+        剪辑页选模板时应排除；模板编辑器不传 valid_only，仍可见全部模板。
+        """
+        has_clip_config = self.session.query(TemplateClipConfigModel.id).filter(
+            TemplateClipConfigModel.template_id == TemplateModel.id,
+        )
+        has_segment = self.session.query(TemplateSegmentModel.id).filter(
+            TemplateSegmentModel.template_id == TemplateModel.id,
+        )
+        return query.filter(or_(has_clip_config.exists(), has_segment.exists()))
+
     # ── Template CRUD ──
 
     def list_by_user(
@@ -40,11 +55,14 @@ class SQLAlchemyTemplateRepository:
         tag: Optional[str] = None,
         keyword: Optional[str] = None,
         mode: Optional[str] = None,
+        valid_only: bool = False,
     ) -> List[Template]:
         query = self.session.query(TemplateModel).filter(
             TemplateModel.user_id == user_id,
             TemplateModel.is_active.is_(True),
         )
+        if valid_only:
+            query = self._filter_with_segment_configs(query)
         if category:
             query = query.filter(TemplateModel.category == category)
         if mode:
@@ -173,11 +191,14 @@ class SQLAlchemyTemplateRepository:
         tag: Optional[str] = None,
         keyword: Optional[str] = None,
         mode: Optional[str] = None,
+        valid_only: bool = False,
     ) -> int:
         query = self.session.query(TemplateModel).filter(
             TemplateModel.user_id == user_id,
             TemplateModel.is_active.is_(True),
         )
+        if valid_only:
+            query = self._filter_with_segment_configs(query)
         if category:
             query = query.filter(TemplateModel.category == category)
         if mode:

packages/application/template/commands.py

@@ -62,6 +62,7 @@ class ListTemplatesFilter:
     tag: Optional[str] = None
     keyword: Optional[str] = None
     mode: Optional[str] = None
+    valid_only: bool = False
 
 
 @dataclass

packages/application/template/use_cases.py

@@ -106,6 +106,7 @@ class ListTemplatesUseCase:
             tag=filter.tag,
             keyword=filter.keyword,
             mode=filter.mode,
+            valid_only=filter.valid_only,
         )
 
 
@@ -127,6 +128,7 @@ class CountTemplatesUseCase:
             tag=filter.tag,
             keyword=filter.keyword,
             mode=filter.mode,
+            valid_only=filter.valid_only,
         )
 
 

packages/ports/template_repository.py

@@ -18,6 +18,7 @@ class TemplateRepositoryPort(Protocol):
         tag: Optional[str] = None,
         keyword: Optional[str] = None,
         mode: Optional[str] = None,
+        valid_only: bool = False,
     ) -> List[Template]: ...
     def get(self, template_id: str, user_id: str) -> Optional[Template]: ...
     def create(self, template: Template) -> Template: ...
@@ -31,6 +32,7 @@ class TemplateRepositoryPort(Protocol):
         tag: Optional[str] = None,
         keyword: Optional[str] = None,
         mode: Optional[str] = None,
+        valid_only: bool = False,
     ) -> int: ...
     def copy_template(self, template_id: str, user_id: str, new_name: str) -> Template: ...
     def list_segments(self, template_id: str) -> List[TemplateSegment]: ...

tests/unit/test_template_use_cases.py

@@ -188,6 +188,7 @@ class TestListTemplatesUseCase:
             tag="tag1",
             keyword="test",
             mode="one_take",
+            valid_only=False,
         )
 
     def test_list_pagination(self):
@@ -226,6 +227,7 @@ class TestCountTemplatesUseCase:
             tag="tag1",
             keyword="kw",
             mode="pip",
+            valid_only=False,
         )
 
 

tests/unit/test_unify_template_segments.py

@@ -158,6 +158,52 @@ class TestListByUser:
         assert len(result[0].segments) == 1
         assert result[0].segments[0].duration_min == 2.0
 
+    def test_valid_only_filters_templates_without_segments(self, repo, session):
+        """#1769: valid_only=True 时排除两张片段表都没有记录的无效模板."""
+        # 有效模板：有 clip_configs
+        valid_clip = _make_template(name="有效模板-clip_configs")
+        repo.create(valid_clip)
+        repo.create_segments([_make_segment(valid_clip.id, order=1)])
+        # 有效模板：仅有旧表 template_segments 记录
+        valid_old = _make_template(name="有效模板-old_segments")
+        repo.create(valid_old)
+        old = TemplateSegmentModel(
+            id=str(uuid.uuid4()),
+            template_id=valid_old.id,
+            segment_order=1,
+            duration_min=2.0,
+            duration_max=6.0,
+        )
+        session.add(old)
+        session.commit()
+        # 无效模板：两张表都没有记录
+        invalid = _make_template(name="无效模板-无片段")
+        repo.create(invalid)
+
+        # 默认不过滤：编辑器视角能看到全部 3 个模板
+        all_templates = repo.list_by_user("u1")
+        assert len(all_templates) == 3
+        assert repo.count_by_user("u1") == 3
+
+        # valid_only=True：剪辑页视角只返回 2 个有效模板
+        valid_templates = repo.list_by_user("u1", valid_only=True)
+        assert {t.name for t in valid_templates} == {"有效模板-clip_configs", "有效模板-old_segments"}
+        assert all(len(t.segments) > 0 for t in valid_templates)
+        assert repo.count_by_user("u1", valid_only=True) == 2
+
+    def test_valid_only_with_filters_and_pagination(self, repo, session):
+        """valid_only 与其他过滤/分页条件组合使用."""
+        tpl = _make_template(name="口播模板", mode="voice_over")
+        repo.create(tpl)
+        repo.create_segments([_make_segment(tpl.id, order=1, material_type="人物")])
+        _invalid = _make_template(name="口播无效模板", mode="voice_over")
+        repo.create(_invalid)
+
+        result = repo.list_by_user("u1", mode="voice_over", valid_only=True)
+        assert len(result) == 1
+        assert result[0].name == "口播模板"
+        assert repo.count_by_user("u1", mode="voice_over", valid_only=True) == 1
+
 
 class TestCopyTemplate:
     def test_copy_writes_to_clip_configs(self, repo, session):