feat(area-selector): 重构地区选择器数据加载逻辑

- 将数据请求逻辑独立为 requestCityData 方法
- 集成腾讯地图行政区域 API 获取准确地区数据
- 实现地区数据格式转换适配组件需求
- 添加内置精简地区数据作为降级方案
- 优化异步处理和错误捕获机制
- 修复子级数据为空时的显示问题

uni_modules/liu-customize-sel/components/liu-customize-sel/liu-customize-sel.vue

@@ -8,7 +8,7 @@
 					<view :class="confirmClass" @click="getResult('confirm')">确定</view>
 				</view>
 				<view class="sel-title">
-					<view class="sel-title-item" v-for="(i, e) in tabList" :key="e" @click="checkTab(e)">
+					<view class="sel-title-item" v-for="(i, e) in tabList" :key="e" @click="checkTab(e)" v-if="e < level">
 						<view v-if="tabId >= e" :id="'se-' + e"
 							:class="tabId == e ? ' sel-title-item-true' : 'sel-title-item-false'">
 							{{ checkArr[e] ? checkArr[e].label : i.title }}
@@ -41,6 +41,11 @@
 	import noData from '../../static/noData.png'
 	export default {
 		props: {
+			//选择层级：2=省市，3=省市县区（默认）
+			level: {
+				type: Number,
+				default: 3,
+			},
 			//是否开启动画
 			animation: {
 				type: Boolean,
@@ -59,8 +64,18 @@
 		},
 		computed: {
 			confirmClass() {
-				return this.checkArr.length == this.tabList.length ? 'sel-top-right-check' : 'sel-top-right';
+				return this.checkArr.length >= this.level ? 'sel-top-right-check' : 'sel-top-right';
 			},
+			tabListComputed() {
+				const list = [
+					{ title: '选择所在省', id: 0 },
+					{ title: '选择所在市', id: 1 }
+				];
+				if (this.level >= 3) {
+					list.push({ title: '选择所在区', id: 2 });
+				}
+				return list;
+			}
 		},
 		data() {
 			return {
@@ -71,18 +86,10 @@
 				tabId: 0, //计算当前顶部滑块id
 				checkArr: [],
 				id: 0, //通tabId，他们2的区别是，id先赋值，tabId在数据请求成功后才会赋值
-				tabList: [{
-						title: '选择所在省',
-						id: 0,
-					},
-					{
-						title: '选择所在市',
-						id: 1,
-					},
-					{
-						title: '选择所在县',
-						id: 2,
-					}
+				tabList: [
+					{ title: '选择所在省', id: 0 },
+					{ title: '选择所在市', id: 1 },
+					{ title: '选择所在区', id: 2 }
 				],
 			};
 		},
@@ -106,8 +113,11 @@
 				this.isShow = false;
 			},
 			async check(index) {
+				console.log('check called - id:', this.id, 'level:', this.level, 'tabList.length:', this.tabList.length);
 				this.$set(this.checkArr, this.id, this.checkBox[this.id][index]);
+				console.log('after set checkArr:', JSON.stringify(this.checkArr));
 				if (this.id < this.tabList.length - 1) this.id = this.id + 1;
+				console.log('next id:', this.id);
 				await this.getData(); //同步请求
 				if (this.tabId < this.tabList.length - 1) this.tabId = this.tabId + 1;
 			},
@@ -119,20 +129,29 @@
 				this.checkArr = this.checkArr.splice(0, e);
 			},
 
-			getResult(event) {
-				if (event == 'confirm') {
-					if (this.checkArr.length != this.tabList.length) return;
-					let result = this.checkArr;
-					this.$emit('change', {
-						value: result
-					});
+		getResult(event) {
+			if (event == 'confirm') {
+				// 检查是否选择了所有必要的级别
+				console.log('getResult confirm:', {
+					checkArrLength: this.checkArr.length,
+					level: this.level,
+					checkArr: this.checkArr
+				});
+				if (this.checkArr.length < this.level) {
+					console.warn('选择不完整，无法确认');
+					return;
 				}
-				this.close();
-			},
+				let result = this.checkArr;
+				this.$emit('change', {
+					value: result
+				});
+			}
+			this.close();
+		},
 
 		async getData() {
 			// 加载数据
-			if (this.checkArr.length == this.tabList.length) return;
+			if (this.checkArr.length >= this.level) return;
 			
 			uni.showLoading({ title: '加载中...' });