init

src/components/DictTag/index.vue

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+<template>
+  <div>
+    <template v-for="(item, index) in options">
+      <template v-if="values.includes(item.value)">
+        <span
+          v-if="(item.raw.listClass == 'default' || item.raw.listClass == '') && (item.raw.cssClass == '' || item.raw.cssClass == null)"
+          :key="item.value"
+          :index="index"
+          :class="item.raw.cssClass"
+          >{{ item.label + ' ' }}</span
+        >
+        <el-tag
+          v-else
+          :disable-transitions="true"
+          :key="item.value"
+          :index="index"
+          :type="item.raw.listClass == 'primary' ? '' : item.raw.listClass"
+          :class="item.raw.cssClass"
+        >
+          {{ item.label + ' ' }}
+        </el-tag>
+      </template>
+    </template>
+    <template v-if="unmatch && showValue">
+      {{ unmatchArray | handleArray }}
+    </template>
+  </div>
+</template>
+
+<script>
+export default {
+  name: "DictTag",
+  props: {
+    options: {
+      type: Array,
+      default: null,
+    },
+    value: [Number, String, Array],
+    // 当未找到匹配的数据时，显示value
+    showValue: {
+      type: Boolean,
+      default: true,
+    },
+    separator: {
+      type: String,
+      default: ","
+    }
+  },
+  data() {
+    return {
+      unmatchArray: [], // 记录未匹配的项
+    }
+  },
+  computed: {
+    values() {
+      if (this.value === null || typeof this.value === 'undefined' || this.value === '') return []
+      return Array.isArray(this.value) ? this.value.map(item => '' + item) : String(this.value).split(this.separator)
+    },
+    unmatch() {
+      this.unmatchArray = []
+      // 没有value不显示
+      if (this.value === null || typeof this.value === 'undefined' || this.value === '' || this.options.length === 0) return false
+      // 传入值为数组
+      let unmatch = false // 添加一个标志来判断是否有未匹配项
+      this.values.forEach(item => {
+        if (!this.options.some(v => v.value === item)) {
+          this.unmatchArray.push(item)
+          unmatch = true // 如果有未匹配项，将标志设置为true
+        }
+      })
+      return unmatch // 返回标志的值
+    },
+
+  },
+  filters: {
+    handleArray(array) {
+      if (array.length === 0) return ''
+      return array.reduce((pre, cur) => {
+        return pre + ' ' + cur
+      })
+    },
+  }
+}
+</script>
+<style scoped>
+.el-tag + .el-tag {
+  margin-left: 10px;
+}
+</style>