master
2022-02-14 1684d66eaf39f77980b987359f413d2ff5714940
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<template>
    <div class="cl-route-nav">
        <p v-if="browser.isMini" class="title">
            {{ lastName }}
        </p>
 
        <template v-else>
            <el-breadcrumb>
                <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                <el-breadcrumb-item v-for="(item, index) in list" :key="index">{{
                    (item.meta && item.meta.label) || item.name
                }}</el-breadcrumb-item>
            </el-breadcrumb>
        </template>
    </div>
</template>
 
<script lang="ts">
import { computed, defineComponent, ref, watch } from "vue";
import _ from "lodash";
import { isEmpty } from "/@/cool/utils";
import { useCool } from "/@/cool";
 
export default defineComponent({
    name: "cl-route-nav",
 
    setup() {
        const { store, route } = useCool();
 
        // 数据列表
        const list = ref<any[]>([]);
 
        // 监听路由变化
        watch(
            () => route,
            (val: any) => {
                const deep = (item: any) => {
                    if (route.path === "/") {
                        return false;
                    }
 
                    if (item.path == route.path) {
                        return item;
                    } else {
                        if (item.children) {
                            const ret = item.children.map(deep).find(Boolean);
 
                            if (ret) {
                                return [item, ret];
                            } else {
                                return false;
                            }
                        } else {
                            return false;
                        }
                    }
                };
 
                list.value = _(store.getters.menuGroup)
                    .map(deep)
                    .filter(Boolean)
                    .flattenDeep()
                    .value();
 
                if (isEmpty(list.value)) {
                    list.value.push(val);
                }
            },
            {
                immediate: true
            }
        );
 
        // 最后一个节点名称
        const lastName = computed(() => _.last(list.value).name);
 
        const browser = computed(() => store.getters.browser);
 
        return {
            list,
            lastName,
            browser
        };
    }
});
</script>
 
<style lang="scss">
.cl-route-nav {
    white-space: nowrap;
 
    .el-breadcrumb {
        margin: 0 10px;
 
        &__inner {
            font-size: 13px;
            padding: 0 10px;
            font-weight: normal;
            letter-spacing: 1px;
        }
    }
 
    .title {
        font-size: 15px;
        font-weight: 500;
        margin-left: 5px;
    }
}
</style>