feat: download uploaded files

api/audit.js

@@ -18,6 +18,7 @@ router.get("/", async function(req, res) {
                 item_form.subsidy,
                 scholarship_application.application_date,
                 scholarship_application.student_id,
+                scholarship_application.supplement_filename,
                 student.student_name,
                 audit_form.committee_review,
                 advisor.advisor_name,

api/download.js

@@ -0,0 +1,34 @@
+const path = require('path');
+const router = require('express').Router();
+const fs = require('fs');
+
+
+router.get("/", async function(req, res) {
+    const filename = req.query.filename;
+    console.log(filename);
+    const filePath = path.join('uploads', filename);
+    console.log(filePath);
+
+    if (filename) {
+        fs.access(filePath, fs.constants.F_OK, (err) => {
+            if (err) {
+                console.error('檔案不存在:', err);
+                res.status(404).send('檔案不存在');
+            } else {
+                res.download(filePath, (err) => {
+                    if (err) {
+                        console.error('檔案下載失敗:', err);
+                        res.status(500).send('檔案下載失敗');
+                    } else {
+                        console.log("downloaded");
+                    }
+                });
+            }
+        });
+    } else {
+        res.status(400).send('缺少 filename 參數');
+    }
+
+
+});
+module.exports = router;

api/main.js

@@ -43,10 +43,13 @@ router.post("/", upload.single('file'), async function(req, res) {
             console.log(req.body);
 
             if (req.file){
-                console.log("Upload file: " + req.file.originalname);
+                console.log("Upload file: " + req.file.filename);
+                var upload_file_name = req.file.filename;
             } else {
                 console.log("No file");
+                var upload_file_name = "";
             }
+            console.log(upload_file_name);
             // data
             const apply_infos_str = req.body.apply_infos; // get data from request
             const application_units_str = req.body.application_units;
@@ -71,7 +74,7 @@ router.post("/", upload.single('file'), async function(req, res) {
             }
             
             // insert data into table : scholarship_application
-            const scholarship_application_info = await conn.batch("INSERT INTO scholarship_application(`application_date`, `student_id`) VALUES(?, ?);", [time, student_id]);
+            const scholarship_application_info = await conn.batch("INSERT INTO scholarship_application(`application_date`, `student_id`, `supplement_filename`) VALUES(?, ?, ?);", [time, student_id, upload_file_name ]);
             const scholarship_application_id = scholarship_application_info.insertId; // get the application_id of previous record
             
             // 這邊你們要再改

index.js

@@ -25,6 +25,8 @@ app.use("/api/login", require("./api/login.js"));
 app.use("/api/example", require("./api/example.js"));
 app.use("/api/main", require("./api/main.js"));
 app.use("/api/audit", require("./api/audit.js"));
+app.use("/api/download", require("./api/download.js"));
+
 // // static files
 app.use('/js', express.static('./js'));
 app.use('/css', express.static('./css'));

js/audit.js

@@ -1,6 +1,6 @@
 
 let item_info_len = 0;
-let all_audit_data = null;
+var all_audit_data = null;
 let current_review_apllication_id;
 const application_detail_init_table_content = document.getElementById("application_detail").innerHTML;
 let assistant_s_num;
@@ -31,12 +31,11 @@ async function getAuditedItemInfo() {
     }
 }
 
-function combineSameAppData(data) {
+async function combineSameAppData(data) {
     // combine the same application id data in a same record
     let n_data = {};
     let next_record = true;
-    console.log("data:");
-    console.log(data);
+    console.log('data:', data);
     for (let i = 0; i < data.length; i++) {
         if (i > 0 && data[i].application_id != data[i-1].application_id) {
             // this record is different from the last
@@ -62,6 +61,7 @@ function combineSameAppData(data) {
             n_data[data[i].application_id].application_units = [data[i].application_unit];
             n_data[data[i].application_id].item_contents = [data[i].item_content];
             n_data[data[i].application_id].subsidys = [data[i].subsidy];
+            n_data[data[i].application_id].supplement_filename = [data[i].supplement_filename];
         }
         else {
             n_data[data[i].application_id].application_units.push(data[i].application_unit);
@@ -69,11 +69,13 @@ function combineSameAppData(data) {
             n_data[data[i].application_id].subsidys.push(data[i].subsidy);
         }
     }
+    console.log("SameAPPData here");
+    console.log('n_data: ' , n_data);
     all_audit_data = n_data;
     return n_data;
 }
 
-function auditCase(application_id) {
+async function auditCase(application_id) {
     console.log(`set application_id = ${application_id}`);
     current_review_apllication_id = application_id;
 
@@ -81,6 +83,9 @@ function auditCase(application_id) {
     const table_id = "application_detail";
     document.getElementById(table_id).innerHTML = application_detail_init_table_content;
     let table_content = document.getElementById(table_id).innerHTML;
+    if (all_audit_data == null) {
+        console.log("ERROR HERE");
+    }
     const data = all_audit_data[application_id]; 
     console.log(all_audit_data);
     console.log(data);
@@ -104,14 +109,24 @@ function auditCase(application_id) {
     document.getElementById(table_id).innerHTML = table_content; 
 
     // add simple info
-    document.getElementById("application_info").innerHTML = 
+    let inner_html = 
     `
     申請編號：${data.application_id} <br/>
     申請日期：${data.application_date} <br/>
     申請人姓名：${data.student_name} <br/>
     申請人學號：${data.student_id} <br/>
+     未獲補助證明檔案: 
+    `;
+    if (data.supplement_filename != '') {
+        inner_html += `${data.supplement_filename} <button><a href='/api/download?filename=${data.supplement_filename}'>下載</a></button>`
+    } else {
+        inner_html += "無";
+    }
+    inner_html += 
+     `<br>
     申請內容：
     `;
+    document.getElementById("application_info").innerHTML = inner_html;
 
     console.log();
 }
@@ -119,7 +134,8 @@ function auditCase(application_id) {
 async function putDataInTable(table_id) {
     // get data
     const result = await getItemInfo();
-    const data = combineSameAppData(result.data);
+    console.log('intable');
+    const data = await combineSameAppData(result.data);
     const suc = result.success;
     if (suc && data != null && table_id != null) {
         // insert data into table
@@ -155,7 +171,8 @@ async function putDataInTable(table_id) {
 async function putDataInAuditedTable(table_id) {
     // get data
     const result = await getAuditedItemInfo();
-    const data = combineSameAppData(result.data);
+    console.log('audit_table');
+    const data = await combineSameAppData(result.data);
     const suc = result.success;
     if (suc && data != null && table_id != null) {
         // insert data into table
@@ -335,6 +352,7 @@ async function sendReviewResult() {
     const result = await axios.post("/api/audit", data);
     if (result.data.suc) {
         alert("審核成功！");
+        window.location.reload();
     }
     else {
         alert("審核失敗！", result.data.msg);
@@ -342,6 +360,11 @@ async function sendReviewResult() {
     // window.location.reload();
 }
 
-setAssistantName();
-putDataInTable("application_table");
-putDataInAuditedTable("audit_block");
+async function main() {
+    setAssistantName();
+    await putDataInAuditedTable("audit_block");
+    await putDataInTable("application_table");
+
+}
+
+main()

js/main.js

@@ -118,6 +118,8 @@ async function sendApplyData() {
     // send data
     let result = await axios.post('/api/main', data, {headers: {'Content-Type': 'multipart/form-data'}});
     console.log(result);
+    window.location.reload();
+
 }
 
 function setUserInfo() {