package pama import ( "encoding/base64" "fmt" "math/rand" "strings" "git.sr.ht/~rjarry/aerc/lib/pama/models" "git.sr.ht/~rjarry/aerc/log" ) func (m PatchManager) CurrentProject() (p models.Project, err error) { store := m.store() name, err := store.CurrentName() if name == "" || err != nil { log.Errorf("failed to get current name: %v", storeErr(err)) err = fmt.Errorf("no current project set. " + "Run :patch init first") return } names, err := store.Names() if err != nil { err = storeErr(err) return } notFound := true for _, s := range names { if s == name { notFound = !notFound break } } if notFound { err = fmt.Errorf("project '%s' does not exist anymore. "+ "Run :patch init or :patch switch", name) return } p, err = store.Current() if err != nil { err = storeErr(err) } return } func (m PatchManager) CurrentPatches() ([]string, error) { c, err := m.CurrentProject() if err != nil { return nil, err } return models.Commits(c.Commits).Tags(), nil } func (m PatchManager) Head(p models.Project) (string, error) { rc, err := m.rc(p.RevctrlID, p.Root) if err != nil { return "", revErr(err) } return rc.Head() } func (m PatchManager) Clean(p models.Project) bool { rc, err := m.rc(p.RevctrlID, p.Root) if err != nil { log.Errorf("could not get revctl: %v", revErr(err)) return false } return rc.Clean() } func (m PatchManager) ApplyCmd(p models.Project) (string, error) { rc, err := m.rc(p.RevctrlID, p.Root) if err != nil { return "", revErr(err) } return rc.ApplyCmd(), nil } func generateTag(n int) (string, error) { b := make([]byte, n) _, err := rand.Read(b) if err != nil { return "", err } return base64.RawURLEncoding.EncodeToString(b), nil } func makeUnique(s string) string { tag, err := generateTag(4) if err != nil { return fmt.Sprintf("%s_%d", s, rand.Uint32()) } return fmt.Sprintf("%s_%s", s, tag) } // ApplyUpdate is called after the commits have been applied with the // ApplyCmd(). It will determine the additional commits from the commitID (last // HEAD position), assign the patch tag to those commits and store them in // project p. func (m PatchManager) ApplyUpdate(p models.Project, patch, commitID string, kv map[string]string, ) (models.Project, error) { rc, err := m.rc(p.RevctrlID, p.Root) if err != nil { return p, revErr(err) } commitIDs, err := rc.History(commitID) if err != nil { return p, revErr(err) } if len(commitIDs) == 0 { return p, fmt.Errorf("no commits found for patch %s", patch) } if models.Commits(p.Commits).HasTag(patch) { log.Warnf("Patch name '%s' already exists", patch) patch = makeUnique(patch) log.Warnf("Creating new name: '%s'", patch) } for _, c := range commitIDs { nc := models.NewCommit(rc, c, patch) for msgid, subj := range kv { if nc.Subject == "" { continue } if strings.Contains(subj, nc.Subject) { nc.MessageId = msgid } } p.Commits = append(p.Commits, nc) } err = m.store().StoreProject(p, true) return p, storeErr(err) }