feat: 后端添加获取空闲实验板，继续修改前端界面使其更加合理

src/APIClient.ts

@@ -649,6 +649,54 @@ export class DataClient {
         return Promise.resolve<boolean>(null as any);
     }
 
+    /**
+     * 获取一个空闲的实验板（普通用户权限）
+     */
+    getAvailableBoard(): Promise<Board> {
+        let url_ = this.baseUrl + "/api/Data/GetAvailableBoard";
+        url_ = url_.replace(/[?&]$/, "");
+
+        let options_: RequestInit = {
+            method: "GET",
+            headers: {
+                "Accept": "application/json"
+            }
+        };
+
+        return this.http.fetch(url_, options_).then((_response: Response) => {
+            return this.processGetAvailableBoard(_response);
+        });
+    }
+
+    protected processGetAvailableBoard(response: Response): Promise<Board> {
+        const status = response.status;
+        let _headers: any = {}; if (response.headers && response.headers.forEach) { response.headers.forEach((v: any, k: any) => _headers[k] = v); };
+        if (status === 200) {
+            return response.text().then((_responseText) => {
+            let result200: any = null;
+            let resultData200 = _responseText === "" ? null : JSON.parse(_responseText, this.jsonParseReviver);
+            result200 = Board.fromJS(resultData200);
+            return result200;
+            });
+        } else if (status === 404) {
+            return response.text().then((_responseText) => {
+            let result404: any = null;
+            let resultData404 = _responseText === "" ? null : JSON.parse(_responseText, this.jsonParseReviver);
+            result404 = ProblemDetails.fromJS(resultData404);
+            return throwException("A server side error occurred.", status, _responseText, _headers, result404);
+            });
+        } else if (status === 500) {
+            return response.text().then((_responseText) => {
+            return throwException("A server side error occurred.", status, _responseText, _headers);
+            });
+        } else if (status !== 200 && status !== 204) {
+            return response.text().then((_responseText) => {
+            return throwException("An unexpected server error occurred.", status, _responseText, _headers);
+            });
+        }
+        return Promise.resolve<Board>(null as any);
+    }
+
     /**
      * 新增板子（管理员权限）
      * @param name (optional) 
@@ -2721,13 +2769,13 @@ export class Board implements IBoard {
     id!: string;
     /** FPGA 板子的名称 */
     boardName!: string;
-    /** [TODO:description] */
+    /** FPGA 板子的IP地址 */
     ipAddr!: string;
-    /** [TODO:description] */
+    /** FPGA 板子的通信端口 */
     port!: number;
-    /** [TODO:description] */
+    /** FPGA 板子的当前状态 */
     status!: BoardStatus;
-    /** [TODO:description] */
+    /** FPGA 板子的固件版本号 */
     firmVersion!: string;
 
     constructor(data?: IBoard) {
@@ -2775,17 +2823,17 @@ export interface IBoard {
     id: string;
     /** FPGA 板子的名称 */
     boardName: string;
-    /** [TODO:description] */
+    /** FPGA 板子的IP地址 */
     ipAddr: string;
-    /** [TODO:description] */
+    /** FPGA 板子的通信端口 */
     port: number;
-    /** [TODO:description] */
+    /** FPGA 板子的当前状态 */
     status: BoardStatus;
-    /** [TODO:description] */
+    /** FPGA 板子的固件版本号 */
     firmVersion: string;
 }
 
-/** [TODO:description] */
+/** FPGA 板子状态枚举 */
 export enum BoardStatus {
     Busy = 0,
     Available = 1,