119 lines
3.7 KiB
Go
119 lines
3.7 KiB
Go
package forge
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import (
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"context"
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"iter"
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core "dappco.re/go/core"
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)
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// Resource provides generic CRUD operations for a Forgejo API resource.
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// T is the resource type, C is the create options type, U is the update options type.
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//
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// Usage:
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//
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// r := forge.NewResource[types.Issue, types.CreateIssueOption, types.EditIssueOption](client, "/api/v1/repos/{owner}/{repo}/issues/{index}")
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// _ = r
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type Resource[T any, C any, U any] struct {
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client *Client
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path string // item path: /api/v1/repos/{owner}/{repo}/issues/{index}
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collection string // collection path: /api/v1/repos/{owner}/{repo}/issues
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}
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// NewResource creates a new Resource for the given path pattern.
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// The path should be the item path (e.g., /repos/{owner}/{repo}/issues/{index}).
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// The collection path is derived by stripping the last /{placeholder} segment.
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//
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// Usage:
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//
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// r := forge.NewResource[types.Issue, types.CreateIssueOption, types.EditIssueOption](client, "/api/v1/repos/{owner}/{repo}/issues/{index}")
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// _ = r
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func NewResource[T any, C any, U any](c *Client, path string) *Resource[T, C, U] {
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collection := path
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// Strip last segment if it's a pure placeholder like /{index}
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// Don't strip if mixed like /repos or /{org}/repos
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if i := lastIndexByte(path, '/'); i >= 0 {
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lastSeg := path[i+1:]
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if core.HasPrefix(lastSeg, "{") && core.HasSuffix(lastSeg, "}") {
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collection = path[:i]
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}
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}
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return &Resource[T, C, U]{client: c, path: path, collection: collection}
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}
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// List returns a single page of resources.
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//
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// Usage:
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//
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// page, err := res.List(ctx, forge.Params{"owner": "core"}, forge.DefaultList)
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func (r *Resource[T, C, U]) List(ctx context.Context, params Params, opts ListOptions) (*PagedResult[T], error) {
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return ListPage[T](ctx, r.client, ResolvePath(r.collection, params), nil, opts)
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}
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// ListAll returns all resources across all pages.
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//
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// Usage:
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//
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// items, err := res.ListAll(ctx, forge.Params{"owner": "core"})
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func (r *Resource[T, C, U]) ListAll(ctx context.Context, params Params) ([]T, error) {
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return ListAll[T](ctx, r.client, ResolvePath(r.collection, params), nil)
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}
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// Iter returns an iterator over all resources across all pages.
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//
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// Usage:
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//
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// for item, err := range res.Iter(ctx, forge.Params{"owner": "core"}) {
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// _, _ = item, err
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// }
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func (r *Resource[T, C, U]) Iter(ctx context.Context, params Params) iter.Seq2[T, error] {
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return ListIter[T](ctx, r.client, ResolvePath(r.collection, params), nil)
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}
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// Get returns a single resource by appending id to the path.
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//
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// Usage:
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//
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// item, err := res.Get(ctx, forge.Params{"owner": "core", "repo": "go-forge"})
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func (r *Resource[T, C, U]) Get(ctx context.Context, params Params) (*T, error) {
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var out T
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if err := r.client.Get(ctx, ResolvePath(r.path, params), &out); err != nil {
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return nil, err
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}
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return &out, nil
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}
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// Create creates a new resource.
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//
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// Usage:
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//
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// item, err := res.Create(ctx, forge.Params{"owner": "core"}, body)
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func (r *Resource[T, C, U]) Create(ctx context.Context, params Params, body *C) (*T, error) {
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var out T
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if err := r.client.Post(ctx, ResolvePath(r.collection, params), body, &out); err != nil {
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return nil, err
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}
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return &out, nil
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}
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// Update modifies an existing resource.
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//
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// Usage:
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//
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// item, err := res.Update(ctx, forge.Params{"owner": "core", "repo": "go-forge"}, body)
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func (r *Resource[T, C, U]) Update(ctx context.Context, params Params, body *U) (*T, error) {
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var out T
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if err := r.client.Patch(ctx, ResolvePath(r.path, params), body, &out); err != nil {
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return nil, err
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}
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return &out, nil
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}
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// Delete removes a resource.
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//
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// Usage:
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//
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// err := res.Delete(ctx, forge.Params{"owner": "core", "repo": "go-forge"})
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func (r *Resource[T, C, U]) Delete(ctx context.Context, params Params) error {
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return r.client.Delete(ctx, ResolvePath(r.path, params))
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}
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