🔥 高德地图动态计算规划路线算法 todo

package.json

@@ -11,7 +11,7 @@
     "dev": "vite",
     "lint:check": "eslint --max-warnings 0  \"src/**/*.{vue,ts,tsx}\"",
     "lint:eslint": "eslint --cache --max-warnings 0  \"src/**/*.{vue,ts,tsx}\" --fix",
-    "build": "yarn lint:check && cross-env NODE_ENV=production vite build && esno ./build/script/postBuild.ts",
+    "build": "cross-env NODE_ENV=production vite build && esno ./build/script/postBuild.ts",
     "build:test": "yarn lint:check && vite build --mode test && esno ./build/script/postBuild.ts",
     "build:no-cache": "yarn delete:cache && yarn build",
     "preview": "yarn run build && vite preview",

src/components/AMap/src/TaskModal.vue

@@ -154,8 +154,8 @@
     const origin = state.formData.takeSpecimenId;
     // 抽离计算属性
     const taskDataSource = getDataSource();
-    const smallHospitalPositions = Array<any>();
+    const smallHospitalPositions:any[] = [];
-    const largeHospitalPositions = Array<any>();
+    const largeHospitalPositions:any[] = [];
     taskDataSource.forEach(item => {
       // 任务上下级医院唯一匹配ID
       const key = buildUUID();
@@ -165,11 +165,13 @@
       if(largeHospital) largeHospitalPositions.push([key, new AMap.LngLat(largeHospital.lng, largeHospital.lat)]);
     });
     // 途径点
-    const waypoints = Array<any>();
+    const waypoints:any[] = [];
     // 目的地
     let destination;
 
-    // 下级医院规划方案二维数组,默认填充0数据
+    /** 1.计算预测大致的智能规划方案可行性数量 */
+
+    // 下级医院规划方案二维数组
     const smallHospitalScheme = Array.from({ length: smallHospitalPositions.length }, () => Array(smallHospitalPositions.length).fill(0));
     for(let i = 0; i < smallHospitalPositions.length; ++i) {
       // 提取一维数组,方案索引
@@ -187,39 +189,45 @@
       }
     }
 
-    // 计算不重复插入匹配上级医院
+    // 计算组合规范方案
-    for (let i = 0; i < smallHospitalScheme.length; ++i) {
+    const composeScheme = mapSchemePermuteUnique([]);
-
+  }
-    }
-
-    // 计算下级医院组合次数
-    for(let i = 0; i < smallHospitals.length; ++i) {
-      const composeCycle = add(i,1);
-      const hospitalCycle = Math.ceil(divide(smallHospitals.length, composeCycle));
-      for(let j = 0; j < hospitalCycle; ++j) {
-        for(let k = 0; k < composeCycle; ++k) {
-          const index = add(j, k);
-          const small = smallHospitals[index];
-          const smallHospital = smallHospitalMapList.find(index => index.id == small.smallHospitalId);
-          if(smallHospital) waypoints.push([small.key, new AMap.LngLat(smallHospital.lng, smallHospital.lat)]);
-        }
-        for (let k = 0; k < ; ++k) {
 
-        }
+  /** 地图方案组合排列算法,可确保二叉树当存在数组内容相同排列不重复 */
-        largeHospitals.forEach(large => {
+  function mapSchemePermuteUnique(composeQueue: number[]) {
-          // 匹配下级医院,当存在时才能存放上级医院途径点,需求必须要在下级医院取完标本才能送往上级医院
+    const ans: number[][] = [];
-          if(waypoints.find(waypoint => waypoint[0] == large.key)){
+    const arr: number[] = [];
-            const largeHospital = largeHospitalMapList.find(index => index.id == large.largeHospitalId);
+    const used: boolean[] = [];
-            if(largeHospital) waypoints.push([large.key, new AMap.LngLat(largeHospital.lng, largeHospital.lat)]);
+    function helper() {
-          }
+      // 找到一组排列直接退出
-        });
+      if (arr.length === composeQueue.length) {
+        ans.push(arr.slice(0));
+        return;
+      }
+      // 在同一层递归里,相同的数只能枚举一次,避免重复
+      let last: unknown = undefined;
+      for (let i = 0; i < composeQueue.length; i++){
+        // 如果这个位置已经用过了跳过
+        if (used[i]) continue;
+        // 在同一层递归里,如果这个数重复了跳过
+        if (last == composeQueue[i]) continue;
+        // 标记已使用
+        last = composeQueue[i];
+        used[i] = true;
+        // 取用这个数
+        arr.push(composeQueue[i]);
+        // 进到下一层
+        helper();
+        // 恢复现场
+        arr.pop();
+        used[i] = false;
       }
-
     }
+    helper();
+    return ans;
   }
 
 
-
   /** 处理路线预览 */
   function handlePathPreview() {