appview: ingest issue/comment update and delete

Also adds the relevant DB helpers for this.

Signed-off-by: Anirudh Oppiliappan <[e-mail]>

appview/db/issues.go

···
 	return err
 }
 
+func UpdateCommentByRkey(e Execer, ownerDid, rkey, newBody string) error {
+	_, err := e.Exec(
+		`
+		update comments
+		set body = ?,
+			edited = strftime('%Y-%m-%dT%H:%M:%SZ', 'now')
+		where owner_did = ? and rkey = ?
+		`, newBody, ownerDid, rkey)
+	return err
+}
+
 func DeleteCommentByRkey(e Execer, ownerDid, rkey string) error {
 	_, err := e.Exec(
 		`
···
 			deleted = strftime('%Y-%m-%dT%H:%M:%SZ', 'now')
 		where owner_did = ? and rkey = ?
 		`, ownerDid, rkey)
+	return err
+}
+
+func UpdateIssueByRkey(e Execer, ownerDid, rkey, title, body string) error {
+	_, err := e.Exec(`update issues set title = ?, body = ? where owner_did = ? and rkey = ?`, title, body, ownerDid, rkey)
+	return err
+}
+
+func DeleteIssueByRkey(e Execer, ownerDid, rkey string) error {
+	_, err := e.Exec(`delete from issues where owner_did = ? and rkey = ?`, ownerDid, rkey)
 	return err
 }
 

appview/ingester.go

···
 		return nil
 
 	case models.CommitOperationUpdate:
-		// TODO: implement updates
+		raw := json.RawMessage(e.Commit.Record)
+		record := tangled.RepoIssue{}
+		err = json.Unmarshal(raw, &record)
+		if err != nil {
+			l.Error("invalid record", "err", err)
+			return err
+		}
+
+		body := ""
+		if record.Body != nil {
+			body = *record.Body
+		}
+
+		sanitizer := markup.NewSanitizer()
+		if st := strings.TrimSpace(sanitizer.SanitizeDescription(record.Title)); st == "" {
+			return fmt.Errorf("title is empty after HTML sanitization")
+		}
+		if sb := strings.TrimSpace(sanitizer.SanitizeDefault(body)); sb == "" {
+			return fmt.Errorf("body is empty after HTML sanitization")
+		}
+
+		err = db.UpdateIssueByRkey(ddb, did, rkey, record.Title, body)
+		if err != nil {
+			l.Error("failed to update issue", "err", err)
+			return err
+		}
+
 		return nil
 
 	case models.CommitOperationDelete:
-		// TODO: implement issue deletion
+		if err := db.DeleteIssueByRkey(ddb, did, rkey); err != nil {
+			l.Error("failed to delete", "err", err)
+			return fmt.Errorf("failed to delete issue record: %w", err)
+		}
+
 		return nil
 	}
 
···
 		return nil
 
 	case models.CommitOperationUpdate:
-		// TODO: implement comment updates
+		raw := json.RawMessage(e.Commit.Record)
+		record := tangled.RepoIssueComment{}
+		err = json.Unmarshal(raw, &record)
+		if err != nil {
+			l.Error("invalid record", "err", err)
+			return err
+		}
+
+		sanitizer := markup.NewSanitizer()
+		if sb := strings.TrimSpace(sanitizer.SanitizeDefault(record.Body)); sb == "" {
+			return fmt.Errorf("body is empty after HTML sanitization")
+		}
+
+		err = db.UpdateCommentByRkey(ddb, did, rkey, record.Body)
+		if err != nil {
+			l.Error("failed to update issue comment", "err", err)
+			return err
+		}
+
 		return nil
 
 	case models.CommitOperationDelete: