# app/api/v1/inbound/buy.py
from flask import Blueprint, request, jsonify
from app.services.inbound.buy_service import BuyInboundService
import traceback

inbound_buy_bp = Blueprint('stock_buy', __name__)


# ------------------------------------------------------------------
# 0. 基础物料搜索
# ------------------------------------------------------------------
@inbound_buy_bp.route('/search-base', methods=['GET'])
def search_base():
    """
    供前端下拉框远程搜索使用
    Query Param: keyword (名称或规格)
    """
    try:
        keyword = request.args.get('keyword', '')
        data = BuyInboundService.search_base_material(keyword)
        return jsonify({
            "code": 200,
            "msg": "success",
            "data": data
        })
    except Exception as e:
        traceback.print_exc()
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 1. 获取列表 (修改：支持状态筛选)
# ------------------------------------------------------------------
@inbound_buy_bp.route('/list', methods=['GET'])
def get_list():
    try:
        page = request.args.get('page', 1, type=int)
        limit = request.args.get('pageSize', 15, type=int)
        keyword = request.args.get('keyword', '')

        # 获取状态列表参数，前端传参格式: statuses=在库,借库
        statuses_str = request.args.get('statuses', '')
        statuses = statuses_str.split(',') if statuses_str else []

        result = BuyInboundService.get_list(page, limit, keyword, statuses)
        return jsonify({"code": 200, "msg": "success", "data": result})
    except Exception as e:
        traceback.print_exc()
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 2. 新增入库
# ------------------------------------------------------------------
@inbound_buy_bp.route('/submit', methods=['POST'])
def submit():
    try:
        data = request.get_json()
        if not data:
            return jsonify({"code": 400, "msg": "No data"}), 400

        new_stock = BuyInboundService.handle_inbound(data)

        return jsonify({
            "code": 200,
            "msg": "入库成功",
            "data": new_stock.to_dict()
        })
    except Exception as e:
        traceback.print_exc()
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 3. 更新入库
# ------------------------------------------------------------------
@inbound_buy_bp.route('/<int:id>', methods=['PUT'])
def update_buy(id):
    try:
        data = request.get_json()
        BuyInboundService.update_inbound(id, data)
        return jsonify({"code": 200, "msg": "更新成功"})
    except Exception as e:
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 4. 删除
# ------------------------------------------------------------------
@inbound_buy_bp.route('/<int:id>', methods=['DELETE'])
def delete_buy(id):
    try:
        BuyInboundService.delete_inbound(id)
        return jsonify({"code": 200, "msg": "删除成功"})
    except Exception as e:
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 5. 获取关联的出库历史
# ------------------------------------------------------------------
@inbound_buy_bp.route('/<int:id>/history', methods=['GET'])
def get_history(id):
    try:
        history = BuyInboundService.get_outbound_history(id)
        return jsonify({
            "code": 200,
            "msg": "success",
            "data": history
        })
    except Exception as e:
        traceback.print_exc()
        return jsonify({"code": 500, "msg": str(e)}), 500


# ------------------------------------------------------------------
# 6. 供应商建议
# ------------------------------------------------------------------
@inbound_buy_bp.route('/suggestions/suppliers', methods=['GET'])
def get_supplier_suggestions():
    base_id = request.args.get('base_id', type=int)
    if not base_id:
        return jsonify({"code": 400, "msg": "base_id required"}), 400
    data = BuyInboundService.get_history_suppliers(base_id)
    return jsonify({"code": 200, "msg": "success", "data": data})


# ------------------------------------------------------------------
# 7. 系统用户建议
# ------------------------------------------------------------------
@inbound_buy_bp.route('/suggestions/users', methods=['GET'])
def get_user_suggestions():
    keyword = request.args.get('keyword', '')
    data = BuyInboundService.search_system_users(keyword)
    return jsonify({"code": 200, "msg": "success", "data": data})