Initial commit - BraceIQMed platform with frontend, API, and brace generator

frontend/src/lib/api.ts

@@ -0,0 +1,107 @@
+const API_BASE = 'https://cfx9z50wj2.execute-api.ca-central-1.amazonaws.com/prod';
+
+async function http<T>(path: string, init?: RequestInit): Promise<T> {
+  const base = API_BASE ? API_BASE.replace(/\/+$/, '') : '';
+  const normalizedPath = path.startsWith('/') ? path : `/${path}`;
+  const url = `${base}${normalizedPath}`;
+
+  const res = await fetch(url, {
+    ...init,
+    headers: {
+      "Content-Type": "application/json",
+      ...(init?.headers || {})
+    }
+  });
+
+  if (!res.ok) {
+    const text = await res.text().catch(() => "");
+    throw new Error(`HTTP ${res.status} ${res.statusText}: ${text}`);
+  }
+
+  return (await res.json()) as T;
+}
+
+export type CaseStatus = {
+  case: {
+    case_id: string;
+    status: string;
+    current_step: string | null;
+    created_at: string;
+    updated_at: string;
+  };
+  steps: Array<{
+    step_name: string;
+    step_order: number;
+    status: string;
+    started_at: string | null;
+    finished_at: string | null;
+    error_message: string | null;
+  }>;
+};
+
+export type CaseAssets = {
+  caseId: string;
+  apImageUrl: string;
+  bucket?: string;
+  key?: string;
+};
+
+export type SubmitLandmarksRequest = {
+  // Backend Lambda requires caseId in body (even though it's also in the URL)
+  caseId?: string;
+  view: "ap";
+  landmarks: Record<string, { x: number; y: number }>;
+};
+
+export type SubmitLandmarksResponse = {
+  ok: boolean;
+  caseId: string;
+  resumedPipeline: boolean;
+  values: {
+    pelvis_offset_px: number;
+    t1_offset_px: number;
+    tp_offset_px: number;
+    dominant_curve: string;
+  };
+};
+
+export type UploadUrlResponse = {
+  uploadUrl: string;
+  key?: string;
+  s3Key?: string;
+};
+
+export const api = {
+  createCase: (body: { notes?: string } = {}) =>
+    http<{ caseId: string }>(`/cases`, {
+      method: "POST",
+      body: JSON.stringify(body),
+    }),
+
+  startCase: (caseId: string) =>
+    http<{ caseId: string; executionArn?: string; status?: string }>(
+      `/cases/${encodeURIComponent(caseId)}/start`,
+      {
+        method: "POST",
+        body: JSON.stringify({}),
+      }
+    ),
+
+  getUploadUrl: (caseId: string, body: { view: string; contentType?: string; filename?: string }) =>
+    http<UploadUrlResponse>(`/cases/${encodeURIComponent(caseId)}/upload-url`, {
+      method: "POST",
+      body: JSON.stringify(body),
+    }),
+
+  getCaseStatus: (caseId: string) => http<CaseStatus>(`/cases/${encodeURIComponent(caseId)}`),
+  getCaseAssets: (caseId: string) => http<CaseAssets>(`/cases/${encodeURIComponent(caseId)}/assets`),
+
+  // FIX: include caseId in JSON body to satisfy backend Lambda contract
+  submitLandmarks: (caseId: string, body: SubmitLandmarksRequest) =>
+    http<SubmitLandmarksResponse>(`/cases/${encodeURIComponent(caseId)}/landmarks`, {
+      method: "POST",
+      body: JSON.stringify({
+        ...body,
+      }),
+    }),
+};