初始提交: Gitea 项目代码

services/packages/spec.go

@@ -0,0 +1,51 @@
+// Copyright 2026 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package packages
+
+import (
+	"context"
+	"sync"
+
+	packages_model "gitea.dev/models/packages"
+	user_model "gitea.dev/models/user"
+)
+
+type nop struct{}
+
+func (n *nop) GetViewPackageVersionData(ctx context.Context, pd *packages_model.PackageDescriptor) (any, error) {
+	return nil, nil //nolint:nilnil // no data, no error
+}
+
+func (n *nop) OnBeforeRemovePackageAll(ctx context.Context, doer *user_model.User, pkg *packages_model.Package, pds []*packages_model.PackageDescriptor) error {
+	return nil
+}
+
+func (n *nop) OnBeforeRemovePackageVersion(ctx context.Context, doer *user_model.User, pd *packages_model.PackageDescriptor) error {
+	return nil
+}
+
+var _ Specialization = (*nop)(nil)
+
+type SpecManagerType struct {
+	specMap map[packages_model.Type]Specialization
+}
+
+func (m *SpecManagerType) Add(t packages_model.Type, spec Specialization) {
+	m.specMap[t] = spec
+}
+
+func (m *SpecManagerType) Get(t packages_model.Type) Specialization {
+	if len(m.specMap) == 0 {
+		panic("specialization not initialized")
+	}
+	spec := m.specMap[t]
+	if spec == nil {
+		return &nop{}
+	}
+	return spec
+}
+
+var GetSpecManager = sync.OnceValue(func() *SpecManagerType {
+	return &SpecManagerType{specMap: make(map[packages_model.Type]Specialization)}
+})