feat(dashboard): rebuild Storage tab for SurrealDB (replace dead multi-backend tab) [follow-up #31]

dashboard/src/api/hooks/useStorage.ts

@@ -1,49 +1,20 @@
-import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
+import { useQuery } from "@tanstack/react-query"
 import { api } from "@/api/client"
-import type {
-  StorageStatusResponse,
-  MigrationJobStatus,
-  SetBackendResponse,
-  TierDistribution,
-} from "@/api/types"
+import type { SurrealDBStorageStatus, TierDistribution } from "@/api/types"
 
 const keys = {
   status: ["storage", "status"] as const,
-  job: (id: string) => ["storage", "job", id] as const,
   tierStats: ["storage", "tier-stats"] as const,
 }
 
+/**
+ * Fetch SurrealDB storage status (backend, connection, live counts).
+ * Replaces the old SQLite/InfinityDB useStorageStatus hook — SurrealDB-only.
+ */
 export function useStorageStatus() {
   return useQuery({
     queryKey: keys.status,
-    queryFn: () => api.get<StorageStatusResponse>("/api/dashboard/storage/status"),
-  })
-}
-
-export function useMigrationJob(jobId: string | null) {
-  return useQuery({
-    queryKey: keys.job(jobId ?? ""),
-    queryFn: () =>
-      api.get<MigrationJobStatus>(`/api/dashboard/storage/migrate/${jobId}`),
-    enabled: !!jobId,
-    refetchInterval: (query) => {
-      const state = query.state.data?.state
-      return state === "running" ? 1500 : false
-    },
-  })
-}
-
-export function useStartMigration() {
-  const queryClient = useQueryClient()
-  return useMutation({
-    mutationFn: (direction: "to_infinitydb" | "to_sqlite") =>
-      api.post<{ job_id: string; brain: string; message: string; disk_warning?: string }>(
-        "/api/dashboard/storage/migrate",
-        { direction },
-      ),
-    onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: keys.status })
-    },
+    queryFn: () => api.get<SurrealDBStorageStatus>("/api/dashboard/storage/status"),
   })
 }
 
@@ -53,17 +24,3 @@ export function useTierStats() {
     queryFn: () => api.get<TierDistribution>("/api/dashboard/tier-stats"),
   })
 }
-
-export function useSetBackend() {
-  const queryClient = useQueryClient()
-  return useMutation({
-    mutationFn: (backend: "sqlite" | "infinitydb") =>
-      api.post<SetBackendResponse>("/api/dashboard/storage/backend", {
-        backend,
-      }),
-    onSuccess: () => {
-      queryClient.invalidateQueries({ queryKey: keys.status })
-      queryClient.invalidateQueries({ queryKey: ["dashboard", "stats"] })
-    },
-  })
-}

dashboard/src/api/types.ts

@@ -252,38 +252,18 @@ export interface SyncConfigUpdateResponse {
   conflict_strategy: string
 }
 
-// GET /api/dashboard/storage/status
-export interface StorageStatusResponse {
-  current_backend: "sqlite" | "infinitydb"
-  pro_installed: boolean
-  is_pro_license: boolean
-  sqlite_exists: boolean
-  sqlite_size_bytes: number
-  infinitydb_exists: boolean
-  migration_job: MigrationJobStatus | null
-}
-
-// POST /api/dashboard/storage/migrate + GET /api/dashboard/storage/migrate/{job_id}
-export interface MigrationJobStatus {
-  job_id: string
-  state: "running" | "done" | "error"
-  direction: "to_infinitydb" | "to_sqlite"
-  brain: string
-  neurons_total: number
-  neurons_done: number
-  synapses_total: number
-  synapses_done: number
-  fibers_total: number
-  fibers_done: number
-  error: string | null
-  started_at: string
-  finished_at: string | null
-}
-
-// POST /api/dashboard/storage/backend
-export interface SetBackendResponse {
-  status: "switched" | "unchanged"
-  backend: string
+// GET /api/dashboard/storage/status (SurrealDB-only)
+export interface SurrealDBStorageStatus {
+  backend: "surrealdb"
+  url: string
+  namespace: string
+  database: string
+  healthy: boolean
+  active_brain: string
+  neuron_count: number
+  fiber_count: number
+  synapse_count: number
+  health_grade: string
 }
 
 // GET /health