/**
 * popInventoryAdjust - 신 POP 재고조정 API 클라이언트 (v2)
 *
 * 백엔드: backend-node/src/controllers/popInventoryAdjustController.ts
 * 사용처: frontend/app/(main)/COMPANY_X/pop/inventory/adjust/page.tsx
 */

import { apiClient } from "./client";

// ===== 타입 =====

export interface AdjustStock {
  id: string;
  item_code: string;
  item_name: string;
  item_number: string;
  spec: string;
  unit: string;
  warehouse_code: string;
  warehouse_name: string;
  location_code: string;
  current_qty: string;
}

export interface CommitItem {
  stock_id: string;
  actual_qty: number;
  reason: string;
  memo?: string;
  // 'confirm' = 이상없음 (수량 변화 없음), 'adjust' = 일반 조정. 미지정 시 'adjust'
  type?: "confirm" | "adjust";
  new_warehouse?: string;
  new_location?: string;
}

export interface CommitResponse {
  success: boolean;
  message?: string;
  data?: { adjustCount: number; results: Array<{ stock_id: string; status: string }> };
}

export interface TempCartRow {
  id: string;
  row_data: string;
  row_key: string;
  created_date: string;
}

// ===== 함수 =====

export async function getAdjustStockList(params: {
  warehouse_code?: string;
  keyword?: string;
}): Promise<{ success: boolean; data: AdjustStock[] }> {
  const res = await apiClient.get("/pop/inventory/adjust/stock-list", { params });
  return res.data;
}

export async function commitAdjust(items: CommitItem[]): Promise<CommitResponse> {
  const res = await apiClient.post("/pop/inventory/adjust/commit", { items });
  return res.data;
}

export async function loadTempAdjust(): Promise<{ success: boolean; data: TempCartRow[] }> {
  const res = await apiClient.get("/pop/inventory/adjust/temp-load");
  return res.data;
}

export async function saveTempAdjust(items: any[]): Promise<{ success: boolean; message?: string }> {
  const res = await apiClient.post("/pop/inventory/adjust/temp-save", { items });
  return res.data;
}

// ===== 이력 조회 =====

export interface AdjustHistoryItem {
  id: string;
  item_code: string;
  item_name: string;
  item_number: string;
  spec: string;
  unit: string;
  warehouse_code: string;
  warehouse_name: string;
  location_code: string;
  quantity: string;        // 부호 있는 변동량 (예: "-20", "12")
  balance_qty: string;     // 조정 후 잔량
  reason: string;          // 사유 valueCode
  remark: string;          // 메모
  manager_name: string;
  transaction_date: string;
}

export async function getAdjustHistory(params: {
  date: string;            // YYYY-MM-DD
  reason?: string;
  keyword?: string;
}): Promise<{ success: boolean; data: AdjustHistoryItem[] }> {
  const res = await apiClient.get("/pop/inventory/adjust/history", { params });
  return res.data;
}