const util = require('util');
const utils = require('./utils');
const db = require("./db");
const log = require("./log");
const C = require("./C");

class BoxRepairer {

  constructor(boxOrder, orderMgr) {
    this.boxOrder = boxOrder;
    this.orderMgr = orderMgr;
  }

  async repairPaidOrder() {
    await this.internalRepairPaidOrder();
    this.orderMgr.removePendingOrder(this.boxOrder.getOrderId());
  }

  async internalRepairPaidOrder() {
    const logClass = 'repairPaidOrder';
    const {err, boxDb} = await this.getBoxDb(logClass);
    if (err || !boxDb) {
      utils.throwError(util.format('%s box not found orderDb:%s err:%s',
                                   logClass,
                                   JSON.stringify(this.boxOrder.getOrderDb()),
                                   err
                                  )
                      );
      return;
    }

    log.info(util.format('%s begin orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        )
            );
    if (boxDb['state'] == C.BOX_STATE_PAID) {
      await this.boxOrder.setDone(logClass);
    } else {
      let err = await this.boxOrder.setBoxPaidState(logClass, boxDb);
      if (!err) {
        await this.boxOrder.setDone(logClass);
      }
    }
    log.info(util.format('%s end orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        )
            );
  }

  async repairExpiredOrder() {
    await this.internalRepairExpiredOrder();
    this.orderMgr.removePendingOrder(this.boxOrder.getOrderId());
  }

  async internalRepairExpiredOrder() {
    const logClass = 'repairExpiredOrder';
    const {err, boxDb} = await this.getBoxDb(logClass);
    if (err || !boxDb) {
      log.warning(util.format('%s box not found orderDb:%s err:%s',
                              logClass,
                              JSON.stringify(this.boxOrder.getOrderDb()),
                              err
                             )
                 );
      return;
    }

    log.info(util.format('%s begin orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        ));
    if (!boxDb['order_valid']) {
      await this.boxOrder.setDone(logClass);
    } else {
      let err = await this.boxOrder.setBoxOrderInvalid(logClass, boxDb);
      if (!err) {
        await this.boxOrder.setDone(logClass);
      }
    }
    log.info(util.format('%s end orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        )
            );
  }

  async repairFailOrder() {
    await this.internalRepairFailOrder();
    this.orderMgr.removePendingOrder(this.boxOrder.getOrderId());
  }

  async internalRepairFailOrder() {
    const logClass = 'repairFailOrder';
    const {err, boxDb} = await this.boxOrder.getBoxDb(logClass);
    if (err || !boxDb) {
      log.warning(util.format('%s box not found orderDb:%s err:%s',
                              logClass,
                              JSON.stringify(this.boxOrder.getOrderDb()),
                              err
                             ));
      return;
    }

    log.info(util.format('%s begin orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        )
            );
    if (!boxDb['order_valid']) {
      await this.boxOrder.setDone(logClass);
    } else {
      let err = await this.boxOrder.setBoxOrderInvalid(logClass, boxDb);
      if (!err) {
        await this.boxOrder.setDone(logClass);
      }
    }
    log.info(util.format('%s end orderDb:%s boxDb:%s',
                         logClass,
                         JSON.stringify(this.boxOrder.getOrderDb()),
                         JSON.stringify(boxDb)
                        )
            );
  }

}

exports.BoxRepairer = BoxRepairer;