'use strict';
const shopController = require('./shop.js');
// 订单控制器
module.exports = class OrderController extends shopController {
  /**
   * [useModel 使用模型]
   * @return {[type]} [description]
   */
  get useModel() {
    const that = this;
    return that.app.model.Orders;
  }

  /**
   * [addressModel 用户地址模型]
   * @return {[type]} [description]
   */
  get useAddressModel() {
    const that = this;
    return that.app.model.Address;
  }

  /**
   * [useCartModel 使用购物车模型]
   * @return {[type]} [description]
   */
  get useCartModel() {
    const that = this;
    return that.app.model.Carts;
  }

  /**
   * [usePaysConfigModel 使用支付模型]
   * @return {[type]} [description]
   */
  get usePaysConfigModel() {
    const that = this;
    return that.app.model.PaysConfig;
  }

  /**
   * [useOrdersProductsModel 订单商品模型]
   * @return {[type]} [description]
   */
  get useOrdersProductsModel() {
    const that = this;
    return that.app.model.OrdersProducts;
  }

  /**
   * [createValidate 用户下单验证器]
   * @return {[type]} [description]
   */
  get createValidate() {
    const that = this;
    return {
      pay_id: that.ctx.rules.name('支付方式')
        .required()
        .notEmpty()
        .number(),
      pid: that.ctx.rules.name('家具分类父级ID')
        .required()
        .notEmpty()
        .number(),
      user_id: that.ctx.rules.default(that.service.shop.getWebUserId())
        .number(),
      user_remarks: that.ctx.rules.default('')
        .required(),
      order_source: that.ctx.rules.default(1)
        .number(),
      order_sn: that.ctx.rules.default(`W${that.app.szjcomo.date('YmdHis')}${that.app.szjcomo.mt_rand(100000, 999999)}`)
        .required(),
      create_time: that.ctx.rules.default(that.app.szjcomo.date('Y-m-d H:i:s'))
        .required(),
    };
  }

  /**
   * [selectValidate 获取订单列表]
   * @return {[type]} [description]
   */
  get selectValidate() {
    const that = this;
    return {
      page: that.ctx.rules.default(1)
        .number(),
      limit: that.ctx.rules.default(20)
        .number(),
      user_id: that.ctx.rules.default(that.service.shop.getWebUserId())
        .number(),
      order_status: that.ctx.rules.default(-1)
        .number(),
      order_id: that.ctx.rules.default(0)
        .number(),
      comment_id: that.ctx.rules.default(0)
        .number(),
    };
  }

  /**
   * [selectInfoValidate 订单详情验证器]
   * @return {[type]} [description]
   */
  get selectInfoValidate() {
    const that = this;
    return {
      order_id: that.ctx.rules.name('订单ID')
        .required()
        .notEmpty()
        .number(),
    };
  }

  /**
   * [orderCountValidate 获取订单数量统计]
   * @return {[type]} [description]
   */
  get orderCountValidate() {
    const that = this;
    return {
      user_id: that.ctx.rules.default(that.service.shop.getWebUserId())
        .number(),
    };
  }

  /**
   * [cancelValidate 用户取消订单]
   * @return {[type]} [description]
   */
  get cancelValidate() {
    const that = this;
    return {
      user_id: that.ctx.rules.default(that.service.shop.getWebUserId())
        .number(),
      order_id: that.ctx.rules.name('订单ID')
        .required()
        .notEmpty()
        .number(),
    };
  }

  /**
   * [deliverValidate 查看物流配送信息]
   * @return {[type]} [description]
   */
  get deliverValidate() {
    const that = this;
    return {
      order_id: that.ctx.rules.name('订单ID')
        .required()
        .notEmpty()
        .number(),
      user_id: that.ctx.rules.default(that.service.shop.getWebUserId())
        .number(),
    };
  }

  /**
   * [orderCount 订单数量统计]
   * @return {[type]} [description]
   */
  async orderCount() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.orderCountValidate, await that.ctx.getParse());
      const seq = that.app.Sequelize;
      const options = {
        where: {
          user_id: data.user_id, order_status: {
            [seq.Op.in]: [ 0, 1, 2, 3 ],
          },
        }, group: [ 'order_status' ],
      };
      const result = await that.useModel.count(options);
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }


  /**
   * [select 查询订单]
   * @return {[type]} [description]
   */
  async select() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.selectValidate, await that.ctx.getParse());
      let result;
      if (data.order_id) {
        result = await that.orderInfo(data);
      } else {
        result = await that.orderList(data);
      }
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [selectInfo 查询订单详情]
   * @return {[type]} [description]
   */
  async selectInfo() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.selectInfoValidate, await that.ctx.getParse());
      const result = await that.orderInfo(data);
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [orderInfo 订单详情]
   * @return {[type]} [description]
   */
  async orderInfo(data = {}) {
    const that = this;
    const seq = that.app.Sequelize;
    let commentInclude = [];
    if (data.comment_id) {
      commentInclude = [ {
        model: that.app.model.ProductComment,
        as: 'product_comment',
        attributes: [ 'comment' ],
        where: { order_id: data.order_id },
        required: false,
      } ];
    }
    const options = {
      where: { order_id: data.order_id },
      include: [
        {
          model: that.app.model.OrdersProducts,
          as: 'orders_products',
          attributes: [ 'product_count', 'product_name', 'product_image', 'product_id', 'category_id', 'shop_price', 'volume', 'price' ],
          include: commentInclude,
        },
        { model: that.app.model.PaysConfig, as: 'pays_config', attributes: [] },
      ],
      attributes: [ 'order_sn', 'create_time', 'order_status', 'order_amount', 'order_id', [ seq.col('pays_config.pay_name'), 'pay_name' ], 'consignee', 'mobile', 'address', 'is_urge', 'pay_id', 'surplus_amout' ],
    };
    const selectBean = await that.app.comoBean.instance(data, options);
    const result = await that.service.base.select(selectBean, that.useModel, '订单详情查询失败,请稍候重试', false);
    return result;
  }

  /**
   * [orderList 订单列表]
   * @param  {Object} data [description]
   * @return {[type]}      [description]
   */
  async orderList(data = {}) {
    const that = this;
    // const seq = that.app.Sequelize;
    const options = {
      offset: (data.page - 1) * data.limit, limit: data.limit, where: { user_id: data.user_id },
      include: [
        {
          model: that.app.model.OrdersProducts,
          as: 'orders_products',
          attributes: [ 'product_count', 'product_name', 'product_image', 'product_id', 'category_id', 'shop_price', 'volume', 'price' ],
          order: [ [ 'rec_id', 'asc' ] ],
        },
      ],
      attributes: [ 'order_sn', 'create_time', 'order_status', 'order_amount', 'surplus_amout', 'order_id', 'is_urge' ],
      order: [ [ 'order_id', 'desc' ] ],
    };
    if (data.order_status > -1) options.where.order_status = data.order_status;
    const selectBean = await that.app.comoBean.instance(data, options);
    const result = await that.service.base.select(selectBean, that.useModel, '订单列表查询失败,请稍候重试', true);
    return result;
  }

  /**
   * [cancel 用户取消订单]
   * @return {[type]} [description]
   */
  async cancel() {
    const that = this;
    let transaction;
    try {
      const data = await that.ctx.validate(that.cancelValidate, await that.ctx.anyParse());
      transaction = await that.app.model.transaction();
      const info = await that.useModel.findOne({
        where: { order_id: data.order_id, user_id: data.user_id },
        attributes: [ 'surplus_amout', 'order_sn' ],
        transaction,
        raw: true,
      });
      if (!info) throw new Error('订单信息不存在,请勿非法操作');
      const opts = { where: { user_id: data.user_id, order_id: data.order_id }, transaction };
      const updateBean = await that.app.comoBean.instance({ order_status: 6, surplus_amout: 0 }, opts);
      const result = await that.service.base.update(updateBean, that.useModel, '取消订单操作失败,请重试');
      if (Number(info.surplus_amout) > 0) await that.service.shop.userMoneyAdd(data.user_id, Number(info.surplus_amout), transaction, `订单取消,退回订单抵扣的余额,订单编号是:${info.order_sn}`);
      await that.service.order.orderAction({
        admin_id: 0,
        order_id: data.order_id,
        action_desc: '用户取消订单',
      }, transaction);
      await transaction.commit();
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      if (transaction) await transaction.rollback();
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [urge 用户催发货]
   * @return {[type]} [description]
   */
  async urge() {
    const that = this;
    let transaction;
    try {
      const data = await that.ctx.validate(that.cancelValidate, await that.ctx.anyParse());
      transaction = await that.app.model.transaction();
      const opts = { where: { user_id: data.user_id, order_id: data.order_id }, transaction };
      const updateBean = await that.app.comoBean.instance({ is_urge: that.app.Sequelize.literal('is_urge + 1') }, opts);
      const result = await that.service.base.update(updateBean, that.useModel, '催发货失败,请稍候重试');
      await that.service.order.orderAction({
        admin_id: 0,
        order_id: data.order_id,
        action_desc: '用户催发货',
      }, transaction);
      await transaction.commit();
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      if (transaction) await transaction.rollback();
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [confirm 用户确认收货]
   * @return {[type]} [description]
   */
  async confirm() {
    const that = this;
    let transaction;
    try {
      const data = await that.ctx.validate(that.cancelValidate, await that.ctx.anyParse());
      transaction = await that.app.model.transaction();
      const opts = { where: { user_id: data.user_id, order_id: data.order_id }, transaction };
      const updateBean = await that.app.comoBean.instance({
        order_status: 3,
        query_time: that.app.szjcomo.date('Y-m-d H:i:s'),
      }, opts);
      const result = await that.service.base.update(updateBean, that.useModel, '确认收货更新失败,请稍候重试');
      await that.service.order.orderAction({
        admin_id: 0,
        order_id: data.order_id,
        action_desc: '用户已收货',
      }, transaction);
      await transaction.commit();
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      if (transaction) await transaction.rollback();
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }


  // ======================以下为用户下单所需要方法==============================
  /**
   * [createV2 用户下单]
   * @return {[type]} [description]
   */
  async createV2() {
    const that = this;
    let transaction;
    try {
      const data = await that.ctx.validate(that.createValidate, await that.ctx.postParse());
      const inviteCode = data.inviteCode ? Number(data.inviteCode) : -1;
      const isUseMoney = data.isUseMoney ? data.isUseMoney : false;
      that.logger.error('用户下单绑定的邀请码: %s ', inviteCode);
      transaction = await that.app.model.transaction();
      const products = await that.getCartProducts(data.user_id, data.pid, transaction);
      const orderAmount = await that.caclOrderAmountV2(products, data.pid);
      const result = await that.orderCreateBeforeV2(data, orderAmount, transaction, inviteCode, isUseMoney);
      const cartIds = await that.orderProductsAfter(result.order.order_id, products, data, transaction);
      await that.clearCartProducts(cartIds, transaction);
      await transaction.commit();
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result.payParmas, false));
    } catch (err) {
      if (transaction) await transaction.rollback();
      await that.logs('order.js', err);
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }


  /**
   * [caclOrderAmount 计算订单总价]
   * @return {[type]}          [description]
   * @param products
   * @param pid
   */
  async caclOrderAmountV2(products, pid = 4) {
    const that = this;
    const keys = [ 'can_discount_category' ];
    const config = await that.service.configs.getConfigMoreValue(keys);
    const temA = config.can_discount_category.replace('[', '');
    const temB = temA.replace(']', '');
    let canDiscountCategory = temB.split(',');
    canDiscountCategory = canDiscountCategory.map(Number);
    const orderAmount = { orderPriceCanDiscount: 0, orderPriceNotDiscount: 0 };
    // 2023/10/12 todo 订单价格办公家具全场八折
    products.forEach(item => {
      if (!canDiscountCategory.includes(item.category_id)) {
        orderAmount.orderPriceNotDiscount += ((Number(item.price > 0 ? item.price : item.shop_price) * item.product_count) * (pid === 1 ? 0.8 : 1));
      } else {
        orderAmount.orderPriceCanDiscount += ((Number(item.price > 0 ? item.price : item.shop_price) * item.product_count) * (pid === 1 ? 0.8 : 1));
      }
    });
    return orderAmount;
  }

  /**
   * [orderCreateBefore 用户下单前置]
   * @param  data data [description]
   * @param orderAmount
   * @param transaction
   * @param inviteCode
   * @param isUseMoney
   * @return {[type]}      [description]
   */
  async orderCreateBeforeV2(data = {}, orderAmount = {
    orderPriceCanDiscount: 0,
    orderPriceNotDiscount: 0,
  }, transaction = null, inviteCode = -1, isUseMoney = false) {
    const that = this;
    const address = await that.getUserAddress(data.user_id, transaction);
    if (!address && !data.isSelfPickUp) throw new Error('您还没有完善收货信息，请完善收货地址或者选择门店自提再下单吧!');
    // 计算用户需要支付的金额
    const tmpPayMentMoney = await that.service.order.caclPaymentMoneyV2(data, orderAmount, transaction, isUseMoney);
    const opts = {
      order_sn: data.order_sn,
      user_id: data.user_id,
      order_status: 0,
      order_source: data.order_source,
      surplus_amout: tmpPayMentMoney.surplus_amout,
      consignee: address ? address.uname : '门店自提',
      mobile: address ? address.mobile : '',
      order_amount: orderAmount.orderPriceCanDiscount + orderAmount.orderPriceNotDiscount,
      province_id: address ? address.province_id : '',
      city_id: address ? address.city_id : '',
      user_remarks: data.user_remarks,
      county_id: address ? address.county_id : '',
      address: address ? [ address.province_name, address.city_name, address.county_name, address.address ].join('') : '门店自提',
      create_time: data.create_time,
      pay_id: data.pay_id,
      shipping_fee: 0,
      is_urge: 0,
      inviter_id: inviteCode,
    };
    const orderBean = await that.app.comoBean.instance(opts, { transaction });
    // 2022/11/11 创建订单
    const order = await that.service.base.create(orderBean, that.useModel, '订单提交失败,请重试');
    if (tmpPayMentMoney.surplus_amout) await that.service.shop.userMoneySub(data.user_id, tmpPayMentMoney.surplus_amout, transaction, `商品下单时余额抵扣,订单编号是:${data.order_sn}`);
    // 用户全部使用余额支付
    if (!tmpPayMentMoney.payment_money) {
      const payParmas = await that.service.order.getSurplusPayParams(order.order_id, data.user_id, tmpPayMentMoney.surplus_amout, transaction);
      // 订单发货时扣除库存,受控于后台配置的扣除时机
      await that.service.order.productStockSub(order.order_id, transaction, 1);
      return { order, payParmas };
    }
    let payParmas = {};
    const userInfo = await that.app.model.Users.findOne({
      where: { user_id: data.user_id },
      attributes: [ 'openid' ],
      transaction,
      raw: true,
    });
    if (data.order_source === 1) {
      payParmas = await that.service.wechat.wechatAccountJsApiPay({
        body: '订单支付',
        openid: userInfo.openid,
        total_fee: (tmpPayMentMoney.payment_money * 100),
        trade_type: 'JSAPI',
        attach: that.app.szjcomo.base64_encode(that.app.szjcomo.json_encode({
          user_id: data.user_id,
          order_id: order.order_id,
          pay_id: data.pay_id,
        })),
      });
    }
    return {
      order,
      payParmas: { payment_money: tmpPayMentMoney.payment_money, params: payParmas, order_id: order.order_id },
    };

  }

  /**
   * [orderProductsAfter description]
   * @param  {[type]} order_id    [description]
   * @param  {Array}  products    [description]
   * @param data
   * @param  {[type]} transaction [description]
   * @return {[type]}             [description]
   */
  async orderProductsAfter(order_id, products = [], data = {}, transaction = null) {
    const that = this;
    const cartIds = [];
    // const seq = that.app.Sequelize;
    const orderProducts = products.map(item => {
      const tmp = Object.assign({
        order_id, total_price: Number(item.price > 0 ? item.price : item.shop_price) * item.product_count,
        // 2023/1/9 默认出货数量是订单商品的购买数量
        deliver_count: Number(item.product_count),
        create_time: data.create_time,
      }, item);
      cartIds.push(item.cart_id);
      return tmp;
    });
    const result = await that.useOrdersProductsModel.bulkCreate(orderProducts, { transaction });
    if (!result) throw new Error('订单商品写入失败,请重试');
    return cartIds;
  }

  /**
   * [clearCartProducts 清除购物车商品]
   * @param  {Array}  cartIds [description]
   * @return {[type]}         [description]
   */
  async clearCartProducts(cartIds = [], transaction = null) {
    const that = this;
    const seq = that.app.Sequelize;
    const deleteBean = await that.app.comoBean.instance({}, {
      where: { cart_id: { [seq.Op.in]: cartIds } },
      transaction,
    });
    await that.service.base.delete(deleteBean, that.useCartModel, '订单提交成功,清除购物车失败,请重试');
  }

  /**
   * [getCartProducts 下单时获取购物车商品]
   * @param  {Number} user_id [description]
   * @return {[type]}         [description]
   */
  async getCartProducts(user_id = 0, pid = 4, transaction = null) {
    const that = this;
    const seq = that.app.Sequelize;
    const options = {
      where: { user_id, is_select: 1, pid }, transaction, raw: true,
      include: [
        { model: that.app.model.Products, as: 'products', attributes: [] },
      ],
      attributes: [
        [ seq.col('products.product_id'), 'product_id' ],
        [ seq.col('products.category_id'), 'category_id' ],
        [ seq.col('products.product_name'), 'product_name' ],
        [ seq.col('products.product_sn'), 'product_sn' ],
        [ seq.col('products.product_image'), 'product_image' ],
        [ seq.col('products.shop_price'), 'shop_price' ],
        [ seq.col('products.dinning_coin_amount'), 'dinning_coin_amount' ],
        [ seq.col('products.dining_partner_id'), 'dining_partner_id' ],
        [ seq.col('products.goods_type'), 'goods_type' ],
        [ seq.col('products.activity_id'), 'activity_id' ], 'product_count', 'cart_id', 'volume', 'price',
      ],
    };
    const res = await that.useCartModel.findAll(options);
    return res;
  }

  /**
   * [getUserAddress 获取收货地址]
   * @param  {Number} user_id [description]
   * @return {[type]}         [description]
   */
  async getUserAddress(user_id = 0, transaction = null) {
    const that = this;
    const options = {
      where: { user_id, is_use: 1 }, raw: true, transaction, attributes: {
        exclude: [ 'user_id', 'address_id', 'is_use', 'update_time', 'create_time' ],
      },
    };
    const res = await that.useAddressModel.findOne(options);
    return res;
  }

  /**
   * [orderDeliver 查看物流配送信息]
   * @return {[type]} [description]
   */
  async orderDeliver() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.deliverValidate, await that.ctx.getParse());
      const selectBean = await that.app.comoBean.instance(data, {
        where: { order_id: data.order_id, user_id: data.user_id },
        include: [
          {
            model: that.app.model.OrdersProducts,
            as: 'orders_products',
            attributes: [ 'product_count', 'product_name', 'product_image', 'product_id', 'category_id', 'shop_price', 'deliver_count', 'is_deliver', 'volume', 'price' ],
          },
        ],
        attributes: [ 'order_sn', 'create_time', 'order_status', 'order_amount', 'order_id', 'consignee', 'mobile', 'address', 'is_urge', 'pay_id', 'surplus_amout', 'is_express', 'express_sn', 'express_id', 'deliver_desc', 'deliver_time' ],
      });
      const result = await that.service.base.select(selectBean, that.useModel, '查询订单详情失败,请稍候重试', false, false);
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [orderPayFind 查询验证订单是否已经支付]
   * @return {[type]} [description]
   */
  async orderPayFind() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.cancelValidate, await that.ctx.getParse());
      const selectBean = await that.app.comoBean.instance(data, {
        where: {
          order_id: data.order_id,
          user_id: data.user_id,
        }, attributes: [ 'order_status' ],
      });
      const result = await that.service.base.select(selectBean, that.useModel, '查询订单信息失败,请勿非法操作', false, false);
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }

  /**
   * [orderAgainPay 订单继续支付]
   * @return {[type]} [description]
   */
  async orderAgainPay() {
    const that = this;
    try {
      const data = await that.ctx.validate(that.cancelValidate, await that.ctx.getParse());
      const seq = that.app.Sequelize;
      const info = await that.useModel.findOne({
        include: [ { model: that.app.model.Users, as: 'users', attributes: [] } ],
        where: { order_id: data.order_id }, raw: true,
        attributes: [ 'order_amount', 'surplus_amout', 'pay_id', [ seq.col('users.openid'), 'openid' ] ],
      });
      if (!info) throw new Error('订单信息不存在,请勿非法操作');
      const result = await that.service.wechat.wechatAccountJsApiPay({
        body: '订单支付',
        openid: info.openid,
        total_fee: ((Number(info.order_amount) - Number(info.surplus_amout)) * 100),
        trade_type: 'JSAPI',
        attach: that.app.szjcomo.base64_encode(that.app.szjcomo.json_encode({
          user_id: data.user_id,
          order_id: data.order_id,
          pay_id: data.pay_id,
        })),
      });
      return that.ctx.appJson(that.app.szjcomo.appResult('SUCCESS', result, false));
    } catch (err) {
      return that.ctx.appJson(that.app.szjcomo.appResult(err.message));
    }
  }
};