add day-eight

Author: libterty

src/may/day-eight/index.ts

@@ -0,0 +1,35 @@
+/**
+ * @param {number[][]} coordinates
+ * @return {boolean}
+ */
+
+export const checkStraightLine = function (coordinates: number[][]): boolean {
+    const n: number = coordinates.length;
+
+    for (let i = 0; i < n - 2; i++) {
+        const area: number = Math.abs((1 / 2) * (coordinates[i][0] * coordinates[i + 1][1] + coordinates[i + 1][0] * coordinates[i + 2][1] + coordinates[i + 2][0] * coordinates[i][1] - (coordinates[i][1] * coordinates[i + 1][0] + coordinates[i + 1][1] * coordinates[i + 2][0] + coordinates[i + 2][1] * coordinates[i][0])));
+
+        if (area > 0) return false;
+    }
+
+    return true;
+};
+
+const b = checkStraightLine([
+    [1, 2],
+    [2, 3],
+    [3, 4],
+    [4, 5],
+    [5, 6],
+    [6, 7],
+]);
+const c = checkStraightLine([
+    [1, 1],
+    [2, 2],
+    [3, 4],
+    [4, 5],
+    [5, 6],
+    [7, 7],
+]);
+console.log('b', b);
+console.log('c', c);

src/test/concurrency.ts

@@ -56,5 +56,55 @@ const requestOptions = {
     },
 };
 
-requestOptions.sendByOne(images);
-requestOptions.sendByFive(images);
+// requestOptions.sendByOne(images);
+// requestOptions.sendByFive(images);
+
+interface IGroup {
+    objectId: string;
+    name: string;
+}
+
+interface IPerson {
+    personId: string;
+    personInfo: IPersonInfo;
+}
+
+interface IPersonInfo {
+    objectId?: string;
+    name: string;
+    employeeId?: string;
+    position?: string;
+    contactNumber?: string;
+    email?: string;
+    card?: string;
+    remark?: string;
+    password?: string;
+    groups?: IGroup[];
+    engineId?: string;
+    expiredDate?: Date | String;
+}
+
+function convertToMultiQuery(IPerson: IPerson[] | IPerson) {
+    const mappings: string[] = Object.keys(IPerson);
+    let query: string = '';
+    if (mappings[0] === 'personId') {
+        query = `&objectId=${IPerson[mappings[0]]}`;
+    } else {
+        let i: number = 0;
+        while (i < mappings.length) {
+            query += `&objectId=${IPerson[i].personId}`;
+            i++;
+        }
+    }
+
+    return query;
+}
+
+const data1 = convertToMultiQuery({ personId: '12', personInfo: { name: 'test' } });
+const data2 = convertToMultiQuery([
+    { personId: '12', personInfo: { name: 'test' } },
+    { personId: '13', personInfo: { name: 'test' } },
+]);
+
+console.log('data1', data1);
+console.log('data2', data2);