Add CP→CA→PI platform foundation on MapMil monorepo.

Unify parsing workers, analytics API with PostgreSQL, map UI, and PI distribution into centers/ with Docker Compose.

Co-authored-by: Cursor <cursoragent@cursor.com>

centers/analytics/frontend/src/api/objects.ts

@@ -0,0 +1,82 @@
+import type { MapObject, MapObjectCreate, MapObjectUpdate, ObjectMedia } from "../types/object";
+
+const API_BASE = "/api";
+
+async function request<T>(url: string, options?: RequestInit): Promise<T> {
+  const headers = new Headers(options?.headers);
+  const isFormData = options?.body instanceof FormData;
+
+  if (!isFormData && !headers.has("Content-Type")) {
+    headers.set("Content-Type", "application/json");
+  }
+
+  const response = await fetch(`${API_BASE}${url}`, {
+    ...options,
+    headers,
+  });
+
+  if (!response.ok) {
+    const message = await response.text();
+    throw new Error(message || `Ошибка запроса: ${response.status}`);
+  }
+
+  if (response.status === 204) {
+    return undefined as T;
+  }
+
+  return response.json() as Promise<T>;
+}
+
+export function fetchObjects(): Promise<MapObject[]> {
+  return request<MapObject[]>("/objects");
+}
+
+export function fetchObject(id: number): Promise<MapObject> {
+  return request<MapObject>(`/objects/${id}`);
+}
+
+export function createObject(payload: MapObjectCreate): Promise<MapObject> {
+  return request<MapObject>("/objects", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  });
+}
+
+export function updateObject(id: number, payload: MapObjectUpdate): Promise<MapObject> {
+  return request<MapObject>(`/objects/${id}`, {
+    method: "PATCH",
+    body: JSON.stringify(payload),
+  });
+}
+
+export function deleteObject(id: number): Promise<void> {
+  return request<void>(`/objects/${id}`, {
+    method: "DELETE",
+  });
+}
+
+export function fetchObjectMedia(objectId: number): Promise<ObjectMedia[]> {
+  return request<ObjectMedia[]>(`/objects/${objectId}/media`);
+}
+
+export function uploadObjectMedia(objectId: number, file: File): Promise<ObjectMedia> {
+  const form = new FormData();
+  form.append("file", file);
+
+  return request<ObjectMedia>(`/objects/${objectId}/media`, {
+    method: "POST",
+    body: form,
+  });
+}
+
+export function deleteObjectMedia(mediaId: number): Promise<void> {
+  return request<void>(`/media/${mediaId}`, {
+    method: "DELETE",
+  });
+}
+
+export function formatFileSize(bytes: number): string {
+  if (bytes < 1024) return `${bytes} Б`;
+  if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} КБ`;
+  return `${(bytes / (1024 * 1024)).toFixed(1)} МБ`;
+}