<template>
	<!-- 图标 -->
	<view @click="onclick" v-if="name" class="tm-icons  vertical-align-top" style="display: inline-block;font-size: 0;" >
		<view class="flex-center " :style="{
						width: sizes,
						height: sizes,
						lineHeight:sizes,
						
					}">
			<block v-if="vtype == false">
				<image :src="name" :style="{
						width: sizes,
						height: sizes
					}" mode="scaleToFill"></image>
			</block>
			<block v-if="vtype == true">
				<!-- #ifdef APP-NVUE -->
				<text :style="{
						fontSize: sizes,
						fontFamily:'iconfontTM'
					}" class="icons "
					:class="[ black_tmeme ? colors+'-bk':colors, dense ? '' : 'pa-10', black ? 'opacity-6' : '']">{{iconName}}</text>
				<!-- #endif -->
				
				<!-- #ifdef MP -->
				<text :style="{
						fontSize: sizes,
					}" class="icons mt--4"
					:class="[prefx_computed, black_tmeme ? 'bk' : '', iconName, colorTheme ? colors : '', dense ? '' : 'pa-10', black ? 'opacity-6' : '']"></text>
				<!-- #endif -->
				<!-- #ifndef MP -->
				<text :style="{
						fontSize: sizes,
					}" class="icons "
					:class="[prefx_computed, black_tmeme ? 'bk' : '', iconName, colorTheme ? colors : '', dense ? '' : 'pa-10', black ? 'opacity-6' : '']"></text>
				<!-- #endif -->
				
			</block>
		</view>
	</view>
</template>

<script>
	/**
	 * 图标组件
	 * @property {Boolean} dense = [true|false] 默认false,是否去除边距
	 * @property {String} prefx = [iconfont] 默认iconfont,默认图标的前缀，对自定义图标时有好处。
	 * @property {String} name = [] 默认'',图标名称，注意不带前缀。
	 * @property {String | Number} size = [] 默认28, 图标大小，单位是upx
	 * @property {String} color = [primary] 默认primary, 图标主题颜色名
	 * @property {Function} click 图标点击事件。
	 * @example <tm-icons name='icon-clear'></tm-icons>
	 */
	export default {
		props: {
			dense: {
				//是否小边距
				type: Boolean,
				default: false
			},
			black: {
				type: Boolean,
				default: null
			},
			prefx: {
				type: String, //前缀
				default: 'iconfont'
			},
			name: {
				type: String, //图标名称。
				default: ''
			},
			size: {
				type: String | Number, //图标名称。
				default: 28
			},
			color: {
				type: String, //颜色名称或者颜色值。
				default: 'primary'
			},
			//强制转换图标类型，不通过内置判定，解决自己引用图片svg图标时当作字体图标的错误。
			iconType: {
				type: String,
				default: '' //img|icon
			},
			// 跟随主题色的改变而改变。
			fllowTheme: {
				type: Boolean | String,
				default: false
			}
		},
		computed: {
			iconName: function() {
				// #ifdef APP-NVUE || APP-PLUS-NVUE
				let fontList = require('@/tm-vuetify/scss/iconfonts/iconfont.json');
				let name = this.name.replace('icon-', '');
				
				// fontList.glyphs
				let itemIcon = fontList.glyphs.find((item, index) => {
					return item.font_class == name;
				})
				return eval('"\\u' + itemIcon.unicode + '"');
				// #endif
				return this.name;
			},
			prefx_computed(){
				let prefix = this.name.split('-')[0];
				if(prefix=='icon') return 'iconfont';
				if(prefix=='mdi') return 'mdi';
				
				return prefix;
			},
			black_tmeme: function() {

				return this.$tm.vx.state().tmVuetify.black;
			},
			vtype: function() {
				if (this.name[0] == "." ||
					this.name[0] == "/" ||
					this.name.substring(0, 4) == 'http' ||
					this.name.substring(0, 5) == 'https' ||
					this.name.substring(0, 3) == 'ftp'
				) {
					return false;
				}
				return true;
			},
			sizes: function() {
				if (typeof this.size === 'string') {
					if (/[rpx|upx|rem|em|vx|vh|px]$/.test(this.size)) {
						return this.size;
					}
					return uni.upx2px(parseInt(this.size)) + 'px';
				}
				if (typeof this.size === 'number' && !isNaN(this.size)) {
					return uni.upx2px(this.size) + 'px';
				}
			},
			color_tmeme: function() {

				if (this.$tm.vx.state().tmVuetify.color !== null && this.$tm.vx.state().tmVuetify.color && this
					.fllowTheme) {
					return this.$tm.vx.state().tmVuetify.color;
				}
				return this.color;
			},
			colors: {
				get: function() {
					if (!this.color_tmeme) return 'text-primary';
					if (!this.$TestColor(this.color_tmeme)) {
						return this.color_tmeme;
					}
					return 'text-' + this.color_tmeme;
				},
				set: function() {
					if (!this.$TestColor(this.color_tmeme)) {
						this.colorTheme = false;
						return this.color_tmeme;
					}
					this.colorTheme = true;
				}
			}
		},
		data() {
			return {
				colorTheme: true
			};
		},
		methods: {
			onclick(e) {
				this.$emit('click', e);
			}
		}
	};
</script>

<style lang="scss" scoped>
	.tm-icons {
		vertical-align: middle;

		.icons {
			&.black {
				color: #fff;
			}
		}
	}
</style>
