import { ElMessage } from 'element-plus'

export default {
	mounted(el, binding) {
		el.$value = binding.value
		el.handler = () => {
			const textarea = document.createElement('textarea')
			textarea.readOnly = 'readonly'
			textarea.style.position = 'absolute'
			textarea.style.left = '-9999px'
			textarea.value = el.$value
			document.body.appendChild(textarea)
			textarea.select()
			textarea.setSelectionRange(0, textarea.value.length)
			const result = document.execCommand('Copy')
			if (result) {
				ElMessage.success("复制成功")
			}
			document.body.removeChild(textarea)
		}
		el.addEventListener('click', el.handler)
	},
	updated(el, binding){
		el.$value = binding.value
	},
	unmounted(el){
		el.removeEventListener('click', el.handler)
	}
}