import NP from 'number-precision'
import API from '@/api'
import { showError, Cookie } from '@/util/util.js'
import { getNetwork } from '@/util/contract.js'
import Eos from 'eosjs'

export const actions = {
  setScatter: ({ commit }, scatter) => commit('setScatter', scatter),
  setEos: ({ commit }, eosjs) => commit('setEos', eosjs),
  setAccount: ({ commit }, account) => commit('setAccount', account),
  /**
	 * 调起合约转账
	 * @param {Object} store
	 * @param {Object} params
	 */
  async doDeposit ({ commit, state }, params) {
    var memo
    if (Cookie.getCookie('account') && Cookie.getCookie('token')) {
      memo = 'deposit'
    } else {
      let randomCode = await API.user.getRandom({ account: state.account.name })
      memo = 'deposit|' + randomCode.data.data
    }
    let player = state.account.name
    let toAccount = state.toAccount
    let chargeAmount = params.amount.toFixed(4) + ' EOS'
    let identity = { authorization: [`${player}@${state.account.authority}`] }

    // 发出合约调用请求
    window.EOS.transfer(player, toAccount, chargeAmount, memo, identity).then(trx => {
      let param = {
        transaction_id: trx.transaction_id,
        block_num: trx.processed.block_num ? trx.processed.block_num : '',
        player: player,
        amount: NP.times(params.amount, 10000),
        appid: state.appid // 暂时写死
      }

      API.eos.deposit(param).then(({ data }) => {
        if (data.code === 0) {
          let amount = NP.times(params.amount, 10000)
          commit('updateBalance', -amount)
          commit('updateMoney', amount)

          params.callback && params.callback()
        } else {
          showError(data.msg)
        }
      }).catch((err) => {
        showError(err)
        params.cancel && params.cancel()
      })
    }).catch(msg => {
      params.cancel && params.cancel()
      if (msg.type === 'signature_rejected') {
        return
      }
      let json = JSON.parse(msg)
      let details = json.error.details
      showError(details[0].message)
    })
  },

  /**
	 * 调起接口转账
	 * @param {Object} store
	 * @param {Object} params
	 */
  async doWithDraw ({ commit, state }, params) {

  },

  /**
   * 调起授权登录
	 * @param {Object} store
	 * @param {Object} params
   */
  async doScatterLogin ({ dispatch, commit, state }, params) {
    if (!state.scatter) {
      showError('Please install the scatter', 'Scatter')
    } else {
      // 获取最快主网
      let networkConfig = await getNetwork()
      commit('setMainnet', EOS_HOST)

      return new Promise((resolve, reject) => {
        state.scatter.getIdentity({
          accounts: [networkConfig]
        }).then(identity => {
          let accounts = identity.accounts.find(x => x.blockchain === 'eos')

          if (Cookie.getCookie('account') !== accounts.name) {
            Cookie.delCookie('account')
          }

          commit('setAccount', accounts)

          window.EOS = state.scatter.eos(networkConfig, Eos, {})

          // 调用scatter登录成功后获取用户EOS、GT
          dispatch('getUserEOS')
          dispatch('getUserGT')
          dispatch('getAccount')

          // 每分钟刷新一次
          this.limitTimer = setInterval(() => {
            dispatch('getAccount')
          }, 60000)

          resolve(accounts)
        }).catch(error => {
          commit('setAccount', 'NO_LOGINING')

          reject(error)
        })
      })
    }
  },

  /**
   * 注销当前scatter账号
	 * @param {Object} store
	 * @param {Object} params
   */
  doScatterLoginOut ({ commit, state }, params) {
    Cookie.delCookie('account')
    Cookie.delCookie('token')

    state.scatter.forgetIdentity()

    clearInterval(this.limitTimer)

    commit('setAccount', 'NO_LOGINING')
    commit('setBalance', 0)
    commit('setMoney', 0)
    commit('setGt', 0)
  },

  /**
   * 更新用户EOS币数量
	 * @param {Object} store
	 * @param {Object} params
   */
  getUserEOS ({ dispatch, commit, state }, params) {
    return new Promise((resolve, reject) => {
      window.EOS.getCurrencyBalance('eosio.token', state.account.name, 'EOS').then(([ balance ]) => {
        let balanceNum = Number(balance.replace(/\sEOS/, '')).toFixed(4)

        balanceNum = NP.times(balanceNum, 10000)

        commit('setBalance', balanceNum)
        commit('setEOSError', 0)

        resolve()
      }).catch(error => {
        // 失败重新尝试，最大尝试5次
        commit('setEOSError', state.eosErrorCount + 1)

        if (state.eosErrorCount <= 5) {
          setTimeout(() => {
            dispatch('getUserEOS')
          }, 1000 * state.eosErrorCount)
        }

        reject(error)
      })
    })
  },

  /**
   * 更新用户GT币数量
	 * @param {Object} store
	 * @param {Object} params
   */
  getUserGT ({ dispatch, commit, state }, params) {
    return new Promise((resolve, reject) => {
      window.EOS.getCurrencyBalance('eosgetgtoken', state.account.name, 'GT').then(([ balance ]) => {
        let balanceNum = 0
        if (balance) {
          balanceNum = Number(balance.replace(/\sGT/, ''))
        }

        commit('setGt', balanceNum)
        commit('setGTError', 0)

        resolve()
      }).catch(error => {
        // 失败重新尝试，最大尝试5次
        commit('setGTError', state.gtErrorCount + 1)

        if (state.gtErrorCount <= 5) {
          setTimeout(() => {
            dispatch('getUserGT')
          }, 1000 * state.gtErrorCount)
        }

        reject(error)
      })
    })
  },

  /**
   * 获取用户信息
	 * @param {Object} store
	 * @param {Object} params
   */
  getAccount ({ commit, state }, params) {
    return new Promise((resolve, reject) => {
      window.EOS.getAccount(state.account.name).then(data => {
        // 设置CPU、NET使用率显示
        if (data.cpu_limit && data.net_limit) {
          commit('setLimit', {
            cpu: data.cpu_limit.used / data.cpu_limit.max,
            net: data.net_limit.used / data.net_limit.max
          })
        }

        // 设置公钥
        const perms = JSON.parse(JSON.stringify(data.permissions))
        perms.forEach(v => {
          if (v.perm_name === 'active') {
            let publicKey = v.required_auth.keys[0].key
            commit('setPublicKey', publicKey)
          }
        })
        resolve(data)
      }).catch(error => {
        reject(error)
      })
    })
  },

  /**
   * 进行验证身份登录，生成业务登录态token
	 * @param {Object} store
	 * @param {Object} params
   */
  async doGameLogin ({ dispatch, commit, state }, params) {
    if (!state.account || state.account === 'NO_LOGINING') {
      await dispatch('doScatterLogin')
    } else if (Cookie.getCookie('account') && Cookie.getCookie('token')) {
      return Promise.resolve()
    } else {
      let rData = await API.user.getRandom({ account: state.account.name })
      let random = rData.data.data
      let pubkey = state.publicKey

      return new Promise((resolve, reject) => {
        state.scatter.getArbitrarySignature(pubkey, random, 'Need Login').then(sign => {
          let param = {
            account: state.account.name,
            sign,
            pubkey,
            data: random
          }

          API.user.login(param).then(({ data }) => {
            if (data.result === 1) {
              let account = data.data.account
              let token = data.data.token
              Cookie.setCookie('account', account)
              Cookie.setCookie('token', token)
              resolve(data)
            } else {
              reject(new Error(data.msg))
            }
          })
        }).catch(error => {
          reject(error)
        })
      })
    }
  }
}