export default class MenuUtils {
  /**
   * @description 获取下级模块
   * @return {String}  selfId  当前组件id
   */
  static getSubModules (components, selfId) {
    let modules = components.map(item => {
      if (item.uuid === selfId) {
        return {
          children: null
        }
      } else if (item.format) { // 数据格式，存在数据源
        return {
          value: item.uuid,
          label: item.name
        }
      } else if (item.type === 'tabs') {
        let _item = {
          value: item.uuid,
          label: item.name,
          children: item.subtabs.map(f_tab => {
            let subItem = {
              value: f_tab.uuid,
              label: f_tab.label,
              children: this.getSubModules(f_tab.components, selfId)
            }

            if (!subItem.children || subItem.children.length === 0) {
              return {children: null}
            }
            return subItem
          })
        }

        _item.children = _item.children.filter(t => t.children !== null)

        if (_item.children.length === 0) {
          return {children: null}
        }

        return _item
      } else if (item.type === 'group') {
        let _item = {
          value: item.uuid,
          label: item.name,
          children: item.components.map(f_tab => {
            if (f_tab.uuid === selfId) {
              return {
                children: null
              }
            } else if (f_tab.format) {
              return {
                value: f_tab.uuid,
                label: f_tab.name
              }
            }
            return {
              children: null
            }
          })
        }

        _item.children = _item.children.filter(t => t.children !== null)

        if (_item.children.length === 0) {
          return {children: null}
        }

        return _item
      } else {
        return {
          children: null
        }
      }
    })

    modules = modules.filter(mod => mod.children !== null)

    if (modules.length === 0) {
      return null
    }
    return modules
  }

  /**
   * @description 获取上级模块
   * @return {String}  selfId  当前组件id
   */
  static getSupModules (components, selfId) {
    let modules = components.map(item => {
      if (item.uuid === selfId) {
        return {
          children: null
        }
      } else if (item.switchable) { // 数据可切换
        return {
          value: item.uuid,
          label: item.name
        }
      } else if (item.type === 'tabs') {
        let _item = {
          value: item.uuid,
          label: item.name,
          children: item.subtabs.map(f_tab => {
            let subItem = {
              value: f_tab.uuid,
              label: f_tab.label,
              children: this.getSupModules(f_tab.components, selfId)
            }

            if (!subItem.children || subItem.children.length === 0) {
              return {children: null}
            }
            return subItem
          })
        }

        _item.children = _item.children.filter(t => t.children !== null)

        if (_item.children.length === 0) {
          return {children: null}
        }

        return _item
      } else if (item.type === 'group') {
        let _item = {
          value: item.uuid,
          label: item.name,
          children: item.components.map(f_tab => {
            if (f_tab.uuid === selfId) {
              return {
                children: null
              }
            } else if (f_tab.switchable) {
              return {
                value: f_tab.uuid,
                label: f_tab.name
              }
            }
            return {
              children: null
            }
          })
        }

        _item.children = _item.children.filter(t => t.children !== null)

        if (_item.children.length === 0) {
          return {children: null}
        }

        return _item
      } else {
        return {
          children: null
        }
      }
    })

    modules = modules.filter(mod => mod.children !== null)

    if (modules.length === 0) {
      return null
    }
    return modules
  }

  /**
   * @description 获取删除按钮Id
   * @return {String}  name
   */
  static getDelButtonIds (card) {
    let uuids = []
    const getUuids = (item) => {
      if (item.type === 'tabs') {
        item.subtabs.forEach(tab => {
          tab.components.forEach(c => {
            getUuids(c)
          })
        })
      } else if (item.type === 'group') {
        item.components.forEach(c => {
          getUuids(c)
        })
      } else {
        if (item.action && item.action.length > 0) {
          item.action.forEach(act => {
            if (!act.origin) {
              uuids.push(act.uuid)
            }
          })
        }
        if (item.type === 'card') {
          item.subcards.forEach(_card => {
            _card.elements && _card.elements.forEach(cell => {
              if (cell.eleType === 'button') {
                uuids.push(cell.uuid)
              }
            })
            _card.backElements && _card.backElements.forEach(cell => {
              if (cell.eleType === 'button') {
                uuids.push(cell.uuid)
              }
            })
          })
        } else if (item.type === 'carousel') {
          item.subcards.forEach(_card => {
            _card.elements && _card.elements.forEach(cell => {
              if (cell.eleType === 'button') {
                uuids.push(cell.uuid)
              }
            })
          })
        } else if (item.type === 'table' && item.subtype === 'tablecard') {
          item.subcards.forEach(_card => {
            _card.elements && _card.elements.forEach(cell => {
              if (cell.eleType === 'button') {
                uuids.push(cell.uuid)
              }
            })
          })
        } else if (item.type === 'table' && item.subtype === 'normaltable') {
          item.cols && item.cols.forEach(col => {
            if (col.type !== 'action') return
            col.elements && col.elements.forEach(cell => {
              uuids.push(cell.uuid)
            })
          })
        }
      }
    }

    getUuids(card)

    return uuids
  }

  /**
   * @description 生成32位uuid string + 时间
   * @return {String}  uuid
   */
  static getuuid () {
    let uuid = []
    let timestamp = new Date().getTime()
    let _options = '0123456789abcdefghigklmnopqrstuv'
    for (let i = 0; i < 19; i++) {
      uuid.push(_options.substr(Math.floor(Math.random() * 0x20), 1))
    }
    uuid = timestamp + uuid.join('')
    return uuid
  }

  /**
   * @description 重置菜单配置
   * @return {String}  components 配置信息
   */
  static resetConfig = (components) => {
    return components.map(item => {
      if (item.type === 'navbar') {
        return item
      }

      item.uuid = this.getuuid()

      if (item.type === 'tabs') {
        item.subtabs.forEach(tab => {
          tab.uuid = this.getuuid()
          tab.parentId = item.uuid
  
          tab.components = tab.components.map(cell => {
            cell.tabId = tab.uuid
            cell.parentId = item.uuid
            return cell
          })
          tab.components = this.resetConfig(tab.components)
        })
      } else if (item.type === 'group') {
        item.components = item.components.map(cell => {
          cell.parentId = item.uuid
          return cell
        })
        item.components = this.resetConfig(item.components)
      } else if (item.type === 'card' || item.type === 'carousel' || (item.type === 'table' && item.subtype === 'tablecard')) {
        item.subcards.forEach(card => {
          card.uuid = this.getuuid()
          if (card.elements) {
            card.elements = card.elements.map(cell => {
              cell.uuid = this.getuuid()
              return cell
            })
          }
          if (card.backElements) {
            card.backElements = card.backElements.map(cell => {
              cell.uuid = this.getuuid()
              return cell
            })
          }
        })
      } else if (item.type === 'table' && item.subtype === 'normaltable' && item.cols) {
        let loopCol = (col) => {
          col.subcols = col.subcols.map(c => {
            c.uuid = this.getuuid()
  
            if (c.type === 'colspan' && c.subcols) {
              c = loopCol(c)
            } else if (c.type === 'custom' && c.elements) {
              c.elements = c.elements.map(cell => {
                cell.uuid = this.getuuid()
                return cell
              })
            } else if (c.type === 'action' && c.elements) {
              c.elements = c.elements.map(cell => {
                cell.uuid = this.getuuid()
                return cell
              })
            }
            return c
          })
  
          return col
        }
  
        item.cols = item.cols.map(col => {
          col.uuid = this.getuuid()
  
          if (col.type === 'colspan' && col.subcols) {
            col = loopCol(col)
          } else if (col.type === 'custom' && col.elements) {
            col.elements = col.elements.map(cell => {
              cell.uuid = this.getuuid()
              return cell
            })
          } else if (col.type === 'action' && col.elements) {
            col.elements = col.elements.map(cell => {
              cell.uuid = this.getuuid()
              return cell
            })
          }
          return col
        })
      }
  
      if (item.btnlog) {
        item.btnlog = []
      }
  
      if (item.action) {
        item.action = item.action.map(cell => {
          cell.uuid = this.getuuid()
          return cell
        })
      }
      if (item.search) {
        item.search = item.search.map(cell => {
          cell.uuid = this.getuuid()
          return cell
        })
      }
      if (item.columns) {
        item.columns = item.columns.map(cell => {
          cell.uuid = this.getuuid()
          return cell
        })
      }
  
      return item
    })
  }
}

/**
 * @description 重置移动端style
 * @return {Object}  style
 */
export function resetStyle (style) {
  if (!style) return {}
  if (sessionStorage.getItem('appType') === 'mob') {
    let _style = JSON.stringify(style)

    // scaleview
    _style = _style.replace(/\d+vw/ig, (word) => {
      return parseFloat(word) * 420 / 100 + 'px'
      // return parseFloat(word) * 350 / 100 + 'px'
    }).replace(/\d+vh/ig, (word) => {
      return parseFloat(word) * 738 / 100 + 'px'
      // return parseFloat(word) * 615 / 100 + 'px'
    })

    return JSON.parse(_style)
  }
  return JSON.parse(JSON.stringify(style))
}