import ToastVue from './src/toast.vue'

let instance: any

let Toast = {
  install(Vue) {
    Vue.prototype.$toast = function (opts = {}) {
      let defaultOpts = {
        text: '',
        type: '',
        cover: false,
        duration: 2500,
        callback: null as any,
        clean: false
      }
      
      for(var key in opts){
        if(opts.hasOwnProperty(key) === true){
          defaultOpts[key]=opts[key];
        }
      }
      var options = JSON.parse(JSON.stringify(defaultOpts))
      // var options = Object.assign(defaultOpts, opts);

      if (!instance) {
        instance = new ToastVue({
          el: document.createElement('div')
        })
      }

      // 关闭所有的 toast
      if (options.clean) {
        instance.show = false
        return
      }

      if (instance.show && !options.cover) return

      instance.text = options.text
      instance.type = options.type
      document.body.appendChild(instance.$el)
      instance.show = true
      clearTimeout(this.time)

      // 永不关闭
      if (options.duration === 'forever') {
        return
      }

      this.time = setTimeout(() => {
        instance.show = false
        if (options.callback) {
          options.callback(options)
        }
      }, options.duration)
    }
  }
}

export default Toast