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core/server/store/postgres/workspace.go
2026-03-01 14:44:55 +00:00

273 lines
8.4 KiB
Go

package postgres
import (
"context"
"database/sql"
"fmt"
"time"
"git.gobha.me/xcaliber/chat-switchboard/models"
)
type WorkspaceStore struct{}
func NewWorkspaceStore() *WorkspaceStore { return &WorkspaceStore{} }
// ── columns ────────────────────────────────
const workspaceCols = `id, owner_type, owner_id, name, root_path, max_bytes, status, created_at, updated_at`
const workspaceFileCols = `id, workspace_id, path, is_directory, content_type, size_bytes, sha256, created_at, updated_at`
// ── scanners ───────────────────────────────
func scanWorkspace(row interface{ Scan(dest ...interface{}) error }) (*models.Workspace, error) {
var w models.Workspace
var maxBytes sql.NullInt64
err := row.Scan(
&w.ID, &w.OwnerType, &w.OwnerID, &w.Name,
&w.RootPath, &maxBytes, &w.Status,
&w.CreatedAt, &w.UpdatedAt,
)
if err != nil {
return nil, err
}
if maxBytes.Valid {
w.MaxBytes = &maxBytes.Int64
}
return &w, nil
}
func scanWorkspaceFile(row interface{ Scan(dest ...interface{}) error }) (*models.WorkspaceFile, error) {
var f models.WorkspaceFile
var contentType sql.NullString
var sha256 sql.NullString
err := row.Scan(
&f.ID, &f.WorkspaceID, &f.Path, &f.IsDirectory,
&contentType, &f.SizeBytes, &sha256,
&f.CreatedAt, &f.UpdatedAt,
)
if err != nil {
return nil, err
}
if contentType.Valid {
f.ContentType = contentType.String
}
if sha256.Valid {
f.SHA256 = sha256.String
}
return &f, nil
}
// ── Workspace CRUD ─────────────────────────
func (s *WorkspaceStore) Create(ctx context.Context, w *models.Workspace) error {
// Accept pre-generated ID or let Postgres generate one
if w.ID != "" {
return DB.QueryRowContext(ctx, `
INSERT INTO workspaces (id, owner_type, owner_id, name, root_path, max_bytes, status)
VALUES ($1, $2, $3, $4, $5, $6, $7)
RETURNING created_at, updated_at`,
w.ID, w.OwnerType, w.OwnerID, w.Name, w.RootPath,
w.MaxBytes, w.Status,
).Scan(&w.CreatedAt, &w.UpdatedAt)
}
return DB.QueryRowContext(ctx, `
INSERT INTO workspaces (owner_type, owner_id, name, root_path, max_bytes, status)
VALUES ($1, $2, $3, $4, $5, $6)
RETURNING id, created_at, updated_at`,
w.OwnerType, w.OwnerID, w.Name, w.RootPath,
w.MaxBytes, w.Status,
).Scan(&w.ID, &w.CreatedAt, &w.UpdatedAt)
}
func (s *WorkspaceStore) GetByID(ctx context.Context, id string) (*models.Workspace, error) {
row := DB.QueryRowContext(ctx,
`SELECT `+workspaceCols+` FROM workspaces WHERE id = $1`, id)
return scanWorkspace(row)
}
func (s *WorkspaceStore) Update(ctx context.Context, id string, patch models.WorkspacePatch) error {
b := NewUpdate("workspaces")
if patch.Name != nil {
b.Set("name", *patch.Name)
}
if patch.MaxBytes != nil {
b.Set("max_bytes", *patch.MaxBytes)
}
if patch.Status != nil {
b.Set("status", *patch.Status)
}
if !b.HasSets() {
return nil
}
b.Set("updated_at", time.Now().UTC())
b.Where("id", id)
_, err := b.Exec(DB)
return err
}
func (s *WorkspaceStore) Delete(ctx context.Context, id string) error {
_, err := DB.ExecContext(ctx, `DELETE FROM workspaces WHERE id = $1`, id)
return err
}
// ── Ownership lookup ───────────────────────
func (s *WorkspaceStore) GetByOwner(ctx context.Context, ownerType, ownerID string) (*models.Workspace, error) {
row := DB.QueryRowContext(ctx,
`SELECT `+workspaceCols+` FROM workspaces
WHERE owner_type = $1 AND owner_id = $2 AND status != 'deleting'
ORDER BY created_at DESC LIMIT 1`,
ownerType, ownerID)
return scanWorkspace(row)
}
func (s *WorkspaceStore) ListByOwner(ctx context.Context, ownerType, ownerID string) ([]models.Workspace, error) {
rows, err := DB.QueryContext(ctx,
`SELECT `+workspaceCols+` FROM workspaces
WHERE owner_type = $1 AND owner_id = $2 AND status != 'deleting'
ORDER BY created_at DESC`,
ownerType, ownerID)
if err != nil {
return nil, err
}
defer rows.Close()
var out []models.Workspace
for rows.Next() {
w, err := scanWorkspace(rows)
if err != nil {
return nil, err
}
out = append(out, *w)
}
return out, rows.Err()
}
// ── File index ─────────────────────────────
func (s *WorkspaceStore) UpsertFile(ctx context.Context, f *models.WorkspaceFile) error {
return DB.QueryRowContext(ctx, `
INSERT INTO workspace_files (workspace_id, path, is_directory, content_type, size_bytes, sha256)
VALUES ($1, $2, $3, $4, $5, $6)
ON CONFLICT (workspace_id, path) DO UPDATE SET
is_directory = EXCLUDED.is_directory,
content_type = EXCLUDED.content_type,
size_bytes = EXCLUDED.size_bytes,
sha256 = EXCLUDED.sha256,
updated_at = NOW()
RETURNING id, created_at, updated_at`,
f.WorkspaceID, f.Path, f.IsDirectory,
models.NullString(&f.ContentType), f.SizeBytes,
models.NullString(&f.SHA256),
).Scan(&f.ID, &f.CreatedAt, &f.UpdatedAt)
}
func (s *WorkspaceStore) DeleteFile(ctx context.Context, workspaceID, path string) error {
_, err := DB.ExecContext(ctx,
`DELETE FROM workspace_files WHERE workspace_id = $1 AND path = $2`,
workspaceID, path)
return err
}
func (s *WorkspaceStore) DeleteFilesByPrefix(ctx context.Context, workspaceID, prefix string) error {
_, err := DB.ExecContext(ctx,
`DELETE FROM workspace_files WHERE workspace_id = $1 AND path LIKE $2`,
workspaceID, prefix+"%")
return err
}
func (s *WorkspaceStore) GetFile(ctx context.Context, workspaceID, path string) (*models.WorkspaceFile, error) {
row := DB.QueryRowContext(ctx,
`SELECT `+workspaceFileCols+` FROM workspace_files
WHERE workspace_id = $1 AND path = $2`,
workspaceID, path)
return scanWorkspaceFile(row)
}
func (s *WorkspaceStore) ListFiles(ctx context.Context, workspaceID, prefix string, recursive bool) ([]models.WorkspaceFile, error) {
var query string
var args []interface{}
if recursive {
// All files under prefix (recursive)
if prefix == "" {
query = `SELECT ` + workspaceFileCols + ` FROM workspace_files
WHERE workspace_id = $1 ORDER BY path`
args = []interface{}{workspaceID}
} else {
query = `SELECT ` + workspaceFileCols + ` FROM workspace_files
WHERE workspace_id = $1 AND path LIKE $2 ORDER BY path`
args = []interface{}{workspaceID, prefix + "%"}
}
} else {
// Direct children only: match prefix but no additional slashes
if prefix == "" {
// Root level: no slash in path
query = `SELECT ` + workspaceFileCols + ` FROM workspace_files
WHERE workspace_id = $1 AND path NOT LIKE '%/%' ORDER BY path`
args = []interface{}{workspaceID}
} else {
// Children of prefix: starts with prefix, no additional slash after prefix
query = fmt.Sprintf(`SELECT `+workspaceFileCols+` FROM workspace_files
WHERE workspace_id = $1 AND path LIKE $2
AND substring(path FROM %d) NOT LIKE '%%/%%'
ORDER BY path`, len(prefix)+1)
args = []interface{}{workspaceID, prefix + "%"}
}
}
rows, err := DB.QueryContext(ctx, query, args...)
if err != nil {
return nil, err
}
defer rows.Close()
var out []models.WorkspaceFile
for rows.Next() {
f, err := scanWorkspaceFile(rows)
if err != nil {
return nil, err
}
out = append(out, *f)
}
return out, rows.Err()
}
func (s *WorkspaceStore) DeleteAllFiles(ctx context.Context, workspaceID string) error {
_, err := DB.ExecContext(ctx,
`DELETE FROM workspace_files WHERE workspace_id = $1`, workspaceID)
return err
}
// ── Stats ──────────────────────────────────
func (s *WorkspaceStore) GetStats(ctx context.Context, workspaceID string) (*models.WorkspaceStats, error) {
stats := &models.WorkspaceStats{WorkspaceID: workspaceID}
err := DB.QueryRowContext(ctx, `
SELECT
COALESCE(SUM(CASE WHEN NOT is_directory THEN 1 ELSE 0 END), 0),
COALESCE(SUM(CASE WHEN is_directory THEN 1 ELSE 0 END), 0),
COALESCE(SUM(size_bytes), 0)
FROM workspace_files WHERE workspace_id = $1`,
workspaceID,
).Scan(&stats.FileCount, &stats.DirCount, &stats.TotalBytes)
if err != nil {
return nil, err
}
// Fetch quota
var maxBytes sql.NullInt64
err = DB.QueryRowContext(ctx,
`SELECT max_bytes FROM workspaces WHERE id = $1`, workspaceID,
).Scan(&maxBytes)
if err != nil && err != sql.ErrNoRows {
return nil, err
}
if maxBytes.Valid {
stats.MaxBytes = &maxBytes.Int64
}
return stats, nil
}