80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
package update
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import (
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domain "RenewCMS/internal/domain/update"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"strings"
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"time"
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)
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const (
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releasesPath = "/api/v1/repos/fsylvain/RenewCMS/releases"
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feedRequestTimeout = 10 * time.Second
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maxFeedBodyBytes = 4 << 20
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)
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type GiteaReleaseFeed struct {
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baseURL string
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client *http.Client
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}
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var _ domain.ReleaseFeed = &GiteaReleaseFeed{}
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type giteaRelease struct {
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TagName string `json:"tag_name"`
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HTMLURL string `json:"html_url"`
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Body string `json:"body"`
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Draft bool `json:"draft"`
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PublishedAt time.Time `json:"published_at"`
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}
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func NewGiteaReleaseFeed(baseURL string) *GiteaReleaseFeed {
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return &GiteaReleaseFeed{
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baseURL: strings.TrimRight(baseURL, "/"),
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client: &http.Client{Timeout: feedRequestTimeout},
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}
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}
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func (g *GiteaReleaseFeed) Latest() (domain.Release, error) {
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releases, err := g.fetch()
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if err != nil {
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return domain.Release{}, err
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}
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return domain.Newest(releases)
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}
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func (g *GiteaReleaseFeed) fetch() ([]domain.Release, error) {
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response, err := g.client.Get(g.baseURL + releasesPath)
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if err != nil {
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return nil, fmt.Errorf("%w: %v", domain.ErrFeedUnavailable, err)
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}
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defer response.Body.Close()
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if response.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("%w: status %d", domain.ErrFeedUnavailable, response.StatusCode)
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}
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var raw []giteaRelease
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if err := json.NewDecoder(io.LimitReader(response.Body, maxFeedBodyBytes)).Decode(&raw); err != nil {
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return nil, fmt.Errorf("%w: %v", domain.ErrFeedUnavailable, err)
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}
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return toReleases(raw), nil
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}
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func toReleases(raw []giteaRelease) []domain.Release {
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releases := make([]domain.Release, 0, len(raw))
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for _, item := range raw {
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if item.Draft {
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continue
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}
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releases = append(releases, domain.Release{
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Tag: item.TagName,
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URL: item.HTMLURL,
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PublishedAt: item.PublishedAt,
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Notes: domain.BuildNotes(item.TagName, item.PublishedAt, item.Body),
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})
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}
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return releases
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}
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