56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package view
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import (
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"encoding/base64"
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"errors"
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"fmt"
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"net/http"
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"github.com/cli/cli/api"
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"github.com/cli/cli/internal/ghrepo"
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)
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var NotFoundError = errors.New("not found")
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type RepoReadme struct {
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Filename string
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Content string
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BaseURL string
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}
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func RepositoryReadme(client *http.Client, repo ghrepo.Interface, branch string) (*RepoReadme, error) {
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apiClient := api.NewClientFromHTTP(client)
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var response struct {
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Name string
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Content string
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HTMLURL string `json:"html_url"`
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}
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err := apiClient.REST(repo.RepoHost(), "GET", getReadmePath(repo, branch), nil, &response)
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if err != nil {
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var httpError api.HTTPError
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if errors.As(err, &httpError) && httpError.StatusCode == 404 {
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return nil, NotFoundError
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}
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return nil, err
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}
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decoded, err := base64.StdEncoding.DecodeString(response.Content)
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if err != nil {
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return nil, fmt.Errorf("failed to decode readme: %w", err)
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}
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return &RepoReadme{
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Filename: response.Name,
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Content: string(decoded),
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BaseURL: response.HTMLURL,
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}, nil
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}
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func getReadmePath(repo ghrepo.Interface, branch string) string {
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path := fmt.Sprintf("repos/%s/readme", ghrepo.FullName(repo))
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if branch != "" {
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path = fmt.Sprintf("%s?ref=%s", path, branch)
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}
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return path
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}
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