feat(coderd): add workspace timings endpoint (#14648)

coderd/workspaces.go

@@ -1740,6 +1740,55 @@ func (api *API) watchWorkspace(rw http.ResponseWriter, r *http.Request) {
 	}
 }
 
+// @Summary Get workspace timings by ID
+// @ID get-workspace-timings-by-id
+// @Security CoderSessionToken
+// @Produce json
+// @Tags Workspaces
+// @Param workspace path string true "Workspace ID" format(uuid)
+// @Success 200 {object} codersdk.WorkspaceTimings
+// @Router /workspaces/{workspace}/timings [get]
+func (api *API) workspaceTimings(rw http.ResponseWriter, r *http.Request) {
+	var (
+		ctx       = r.Context()
+		workspace = httpmw.WorkspaceParam(r)
+	)
+
+	build, err := api.Database.GetLatestWorkspaceBuildByWorkspaceID(ctx, workspace.ID)
+	if err != nil {
+		httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
+			Message: "Internal error fetching workspace build.",
+			Detail:  err.Error(),
+		})
+		return
+	}
+
+	provisionerTimings, err := api.Database.GetProvisionerJobTimingsByJobID(ctx, build.JobID)
+	if err != nil && !errors.Is(err, sql.ErrNoRows) {
+		httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
+			Message: "Internal error fetching workspace timings.",
+			Detail:  err.Error(),
+		})
+		return
+	}
+
+	res := codersdk.WorkspaceTimings{
+		ProvisionerTimings: make([]codersdk.ProvisionerTiming, 0, len(provisionerTimings)),
+	}
+	for _, t := range provisionerTimings {
+		res.ProvisionerTimings = append(res.ProvisionerTimings, codersdk.ProvisionerTiming{
+			JobID:     t.JobID,
+			Stage:     string(t.Stage),
+			Source:    t.Source,
+			Action:    t.Action,
+			Resource:  t.Resource,
+			StartedAt: t.StartedAt,
+			EndedAt:   t.EndedAt,
+		})
+	}
+	httpapi.Write(ctx, rw, http.StatusOK, res)
+}
+
 type workspaceData struct {
 	templates    []database.Template
 	builds       []codersdk.WorkspaceBuild