如何评价Flutter？

<view class="logo df-aic-jucen">
	<button class="btn-normal" open-type="chooseAvatar" @chooseavatar="onChooseAvatar"></button>
	<image :src="userinfo.head_portrait" mode="" class="img1"></image>
</view>

onChooseAvatar(e){
	console.log(e);
	this.$uploadImage('/api/uploadImage', e.detail.avatarUrl).then(res => {
		console.log('2',res);
		if (res.code == 200) {
			this.new_avatar_url = res.data.path
			this.$http.post('/api/editUserInfo',{
				name:this.userinfo.name,
				head_portrait:this.new_avatar_url ? this.new_avatar_url : this.userinfo.head_portrait
			}).then(res=>{
				if(res.code == 200){
					this.$toast('修改成功')
				}
			})
		}
	})
},