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import ( "database/sql" "fmt" "maps" "slices" "sort" "strings" "time"
"github.com/bluesky-social/indigo/atproto/syntax" "tangled.org/core/api/tangled" "tangled.org/core/appview/models" "tangled.org/core/appview/pagination" "tangled.org/core/orm")
func PutIssue(tx *sql.Tx, issue *models.Issue) error { // ensure sequence exists _, err := tx.Exec(` insert or ignore into repo_issue_seqs (repo_did, next_issue_id) values (?, 1) `, issue.RepoDid) if err != nil { return err }
issues, err := GetIssues( tx, orm.FilterEq("did", issue.Did), orm.FilterEq("rkey", issue.Rkey), ) switch { case err != nil: return err case len(issues) == 0: return createNewIssue(tx, issue) case len(issues) != 1: // should be unreachable return fmt.Errorf("invalid number of issues returned: %d", len(issues)) default: // if content is identical, do not edit existingIssue := issues[0] if existingIssue.Title == issue.Title && existingIssue.Body == issue.Body { return nil }
issue.Id = existingIssue.Id issue.IssueId = existingIssue.IssueId return updateIssue(tx, issue) }}
func createNewIssue(tx *sql.Tx, issue *models.Issue) error { // get next issue_id var newIssueId int err := tx.QueryRow(` update repo_issue_seqs set next_issue_id = next_issue_id + 1 where repo_did = ? returning next_issue_id - 1 `, issue.RepoDid).Scan(&newIssueId) if err != nil { return err }
// insert new issue row := tx.QueryRow(` insert into issues (repo_did, did, rkey, issue_id, title, body) values (?, ?, ?, ?, ?, ?) returning rowid, issue_id `, issue.RepoDid, issue.Did, issue.Rkey, newIssueId, issue.Title, issue.Body)
err = row.Scan(&issue.Id, &issue.IssueId) if err != nil { return fmt.Errorf("scan row: %w", err) }
if err := putReferences(tx, issue.AtUri(), issue.References); err != nil { return fmt.Errorf("put reference_links: %w", err) } return nil}
func updateIssue(tx *sql.Tx, issue *models.Issue) error { // update existing issue _, err := tx.Exec(` update issues set title = ?, body = ?, edited = ? where did = ? and rkey = ? `, issue.Title, issue.Body, time.Now().Format(time.RFC3339), issue.Did, issue.Rkey) if err != nil { return err }
if err := putReferences(tx, issue.AtUri(), issue.References); err != nil { return fmt.Errorf("put reference_links: %w", err) } return nil}
func GetIssuesPaginated(e Execer, page pagination.Page, filters ...orm.Filter) ([]models.Issue, error) { issueMap := make(map[syntax.ATURI]*models.Issue) // at-uri -> issue
var conditions []string var args []any
for _, filter := range filters { conditions = append(conditions, filter.Condition()) args = append(args, filter.Arg()...) }
whereClause := "" if conditions != nil { whereClause = " where " + strings.Join(conditions, " and ") }
pLower := orm.FilterGte("row_num", page.Offset+1) pUpper := orm.FilterLte("row_num", page.Offset+page.Limit)
pageClause := "" if page.Limit > 0 { args = append(args, pLower.Arg()...) args = append(args, pUpper.Arg()...) pageClause = " where " + pLower.Condition() + " and " + pUpper.Condition() }
query := fmt.Sprintf( ` select * from ( select id, did, rkey, repo_did, issue_id, title, body, open, created, edited, deleted, row_number() over (order by created desc) as row_num from issues %s ) ranked_issues %s `, whereClause, pageClause, )
rows, err := e.Query(query, args...) if err != nil { return nil, fmt.Errorf("failed to query issues table: %w", err) } defer rows.Close()
for rows.Next() { var issue models.Issue var createdAt string var editedAt, deletedAt sql.Null[string] var rowNum int64 err := rows.Scan( &issue.Id, &issue.Did, &issue.Rkey, &issue.RepoDid, &issue.IssueId, &issue.Title, &issue.Body, &issue.Open, &createdAt, &editedAt, &deletedAt, &rowNum, ) if err != nil { return nil, fmt.Errorf("failed to scan issue: %w", err) }
if t, err := time.Parse(time.RFC3339, createdAt); err == nil { issue.Created = t }
if editedAt.Valid { if t, err := time.Parse(time.RFC3339, editedAt.V); err == nil { issue.Edited = &t } }
if deletedAt.Valid { if t, err := time.Parse(time.RFC3339, deletedAt.V); err == nil { issue.Deleted = &t } }
issueMap[issue.AtUri()] = &issue }
// collect reverse repos repoDids := make([]string, 0, len(issueMap)) for _, issue := range issueMap { repoDids = append(repoDids, string(issue.RepoDid)) }
repos, err := GetRepos(e, orm.FilterIn("repo_did", repoDids)) if err != nil { return nil, fmt.Errorf("failed to build repo mappings: %w", err) }
repoMap := make(map[string]*models.Repo) for i := range repos { repoMap[repos[i].RepoDid] = &repos[i] }
for issueAt, i := range issueMap { if r, ok := repoMap[string(i.RepoDid)]; ok { i.Repo = r } else { // do not show up the issue if the repo is deleted // TODO: foreign key where? delete(issueMap, issueAt) } }
// collect comments issueAts := slices.Collect(maps.Keys(issueMap))
comments, err := GetComments(e, orm.FilterIn("subject_uri", issueAts)) if err != nil { return nil, fmt.Errorf("failed to query comments: %w", err) } for i := range comments { issueAt := syntax.ATURI(comments[i].Subject.Uri) if issue, ok := issueMap[issueAt]; ok { issue.Comments = append(issue.Comments, comments[i]) } }
// collect allLabels for each issue allLabels, err := GetLabels(e, orm.FilterIn("subject", issueAts)) if err != nil { return nil, fmt.Errorf("failed to query labels: %w", err) } for issueAt, labels := range allLabels { if issue, ok := issueMap[issueAt]; ok { issue.Labels = labels } }
// collect references for each issue allReferences, err := GetReferencesAll(e, orm.FilterIn("from_at", issueAts)) if err != nil { return nil, fmt.Errorf("failed to query reference_links: %w", err) } for issueAt, references := range allReferences { if issue, ok := issueMap[issueAt]; ok { issue.References = references } }
var issues []models.Issue for _, i := range issueMap { issues = append(issues, *i) }
sort.Slice(issues, func(i, j int) bool { return issues[i].Created.After(issues[j].Created) })
return issues, nil}
func GetIssue(e Execer, repoDid string, issueId int) (*models.Issue, error) { issues, err := GetIssuesPaginated( e, pagination.Page{}, orm.FilterEq("repo_did", repoDid), orm.FilterEq("issue_id", issueId), ) if err != nil { return nil, err } if len(issues) != 1 { return nil, sql.ErrNoRows }
return &issues[0], nil}
func GetIssues(e Execer, filters ...orm.Filter) ([]models.Issue, error) { return GetIssuesPaginated(e, pagination.Page{}, filters...)}
func DeleteIssues(tx *sql.Tx, did, rkey string) error { _, err := tx.Exec( `delete from issues where did = ? and rkey = ?`, did, rkey, ) if err != nil { return fmt.Errorf("delete issue: %w", err) }
uri := syntax.ATURI(fmt.Sprintf("at://%s/%s/%s", did, tangled.RepoIssueNSID, rkey)) err = deleteReferences(tx, uri) if err != nil { return fmt.Errorf("delete reference_links: %w", err) }
return nil}
func CloseIssues(e Execer, filters ...orm.Filter) error { var conditions []string var args []any for _, filter := range filters { conditions = append(conditions, filter.Condition()) args = append(args, filter.Arg()...) }
whereClause := "" if conditions != nil { whereClause = " where " + strings.Join(conditions, " and ") }
query := fmt.Sprintf(`update issues set open = 0 %s`, whereClause) _, err := e.Exec(query, args...) return err}
func ReopenIssues(e Execer, filters ...orm.Filter) error { var conditions []string var args []any for _, filter := range filters { conditions = append(conditions, filter.Condition()) args = append(args, filter.Arg()...) }
whereClause := "" if conditions != nil { whereClause = " where " + strings.Join(conditions, " and ") }
query := fmt.Sprintf(`update issues set open = 1 %s`, whereClause) _, err := e.Exec(query, args...) return err}
func GetIssueCount(e Execer, repoDid string) (models.IssueCount, error) { row := e.QueryRow(` select count(case when open = 1 then 1 end) as open_count, count(case when open = 0 then 1 end) as closed_count from issues where repo_did = ?`, repoDid, )
var count models.IssueCount if err := row.Scan(&count.Open, &count.Closed); err != nil { return models.IssueCount{}, err }
return count, nil}