bvandeusen
3d0e213081
Adds GET /api/admin/scan/status and POST /api/admin/scan/run under the existing RequireAdmin middleware block; plumbs *library.Scanner and library.RunScanConfig through api.Mount, server.New, and main.go so the manual trigger reuses the same RunScan orchestrator as startup scans. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
100 lines
3.1 KiB
Go
100 lines
3.1 KiB
Go
package api
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import (
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"context"
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"encoding/json"
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"errors"
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"net/http"
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"github.com/jackc/pgx/v5"
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"git.fabledsword.com/bvandeusen/minstrel/internal/db/dbq"
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"git.fabledsword.com/bvandeusen/minstrel/internal/library"
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)
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// scanStatusResp mirrors the scan_runs row on the wire. Stage tallies are
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// surfaced as json.RawMessage so the frontend gets actual JSON objects
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// rather than base64 byte arrays — the DB column is bytea-shaped jsonb in
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// pgx but the data is already valid JSON.
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type scanStatusResp struct {
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ID string `json:"id"`
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StartedAt string `json:"started_at"`
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FinishedAt *string `json:"finished_at"`
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Library json.RawMessage `json:"library,omitempty"`
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MbidBackfill json.RawMessage `json:"mbid_backfill,omitempty"`
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CoverEnrich json.RawMessage `json:"cover_enrich,omitempty"`
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ErrorMessage *string `json:"error_message,omitempty"`
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InFlight bool `json:"in_flight"`
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}
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// handleGetScanStatus implements GET /api/admin/scan/status.
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// Returns 200 with an empty payload (no fields except in_flight=false) when
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// no scan has ever run.
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func (h *handlers) handleGetScanStatus(w http.ResponseWriter, r *http.Request) {
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q := dbq.New(h.pool)
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row, err := q.GetLatestScanRun(r.Context())
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if err != nil {
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if errors.Is(err, pgx.ErrNoRows) {
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writeJSON(w, http.StatusOK, scanStatusResp{InFlight: false})
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return
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}
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h.logger.Error("admin: get scan status", "err", err)
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writeErr(w, http.StatusInternalServerError, "server_error", "lookup failed")
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return
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}
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resp := scanStatusResp{
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ID: uuidToString(row.ID),
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StartedAt: row.StartedAt.Time.Format("2006-01-02T15:04:05Z07:00"),
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ErrorMessage: row.ErrorMessage,
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InFlight: !row.FinishedAt.Valid,
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}
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if row.FinishedAt.Valid {
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s := row.FinishedAt.Time.Format("2006-01-02T15:04:05Z07:00")
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resp.FinishedAt = &s
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}
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if len(row.Library) > 0 {
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resp.Library = row.Library
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}
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if len(row.MbidBackfill) > 0 {
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resp.MbidBackfill = row.MbidBackfill
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}
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if len(row.CoverEnrich) > 0 {
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resp.CoverEnrich = row.CoverEnrich
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}
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writeJSON(w, http.StatusOK, resp)
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}
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type scanTriggerResp struct {
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ID string `json:"id,omitempty"`
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}
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// handleTriggerScan implements POST /api/admin/scan/run.
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// Returns 202 on success, 409 if a scan is already in flight.
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// The scan runs in a background goroutine detached from the request context.
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func (h *handlers) handleTriggerScan(w http.ResponseWriter, _ *http.Request) {
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bgCtx := context.Background()
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q := dbq.New(h.pool)
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existing, err := q.GetInFlightScanRun(bgCtx)
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if err == nil {
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writeJSON(w, http.StatusConflict, scanTriggerResp{ID: uuidToString(existing.ID)})
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return
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}
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if !errors.Is(err, pgx.ErrNoRows) {
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h.logger.Error("admin: in-flight check failed", "err", err)
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writeErr(w, http.StatusInternalServerError, "server_error", "in-flight check failed")
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return
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}
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// Detached goroutine — must outlive the HTTP request.
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go func() {
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if _, err := library.RunScan(bgCtx, h.pool, h.scanner, h.coverart,
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h.logger.With("component", "scan_run"), h.scanCfg); err != nil {
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h.logger.Warn("manual scan run failed", "err", err)
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}
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}()
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writeJSON(w, http.StatusAccepted, scanTriggerResp{})
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}
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