import Vue from 'vue'
/**
 * 省市区
 */
export default class Area {
  /**
   * 构造器
   * @param pcaa
   */
  constructor (pcaa) {
    if (!pcaa) {
      pcaa = Vue.prototype.$Jpcaa
    }
    const arr = []
    const province = pcaa['86']
    Object.keys(province).map(key => {
      arr.push({ id: key, text: province[key], pid: '86', index: 1 })
      const city = pcaa[key]
      Object.keys(city).map(key2 => {
        arr.push({ id: key2, text: city[key2], pid: key, index: 2 })
        const qu = pcaa[key2]
        if (qu) {
          Object.keys(qu).map(key3 => {
            arr.push({ id: key3, text: qu[key3], pid: key2, index: 3 })
          })
        }
      })
    })
    this.all = arr
  }

  get pca () {
    return this.all
  }

  getCode (text) {
    if (!text || text.length === 0) {
      return ''
    }
    for (const item of this.all) {
      if (item.text === text) {
        return item.id
      }
    }
  }

  getText (code) {
    if (!code || code.length === 0) {
      return ''
    }
    const arr = []
    this.getAreaBycode(code, arr, 3)
    return arr.join('/')
  }

  getRealCode (code) {
    const arr = []
    this.getPcode(code, arr, 3)
    return arr
  }

  getPcode (id, arr, index) {
    for (const item of this.all) {
      if (item.id === id && item.index === index) {
        arr.unshift(id)
        if (item.pid !== '86') {
          this.getPcode(item.pid, arr, --index)
        }
      }
    }
  }

  getAreaBycode (code, arr, index) {
    for (const item of this.all) {
      if (item.id === code && item.index === index) {
        arr.unshift(item.text)
        if (item.pid !== '86') {
          this.getAreaBycode(item.pid, arr, --index)
        }
      }
    }
  }
}