Use api for DB

2025-01-20 16:33:06 +01:00
parent 4057bb488c
commit a49683c10e
11 changed files with 106 additions and 128 deletions
@@ -0,0 +1,33 @@
+// @deno-types="https://cdn.sheetjs.com/xlsx-0.20.3/package/types/index.d.ts"
+import * as XLSX from "https://cdn.sheetjs.com/xlsx-0.20.3/package/xlsx.mjs";
+import { useSignal } from "@preact/signals";
+import handleUpload from "../api/insert_students.ts";
+
+export default function UploadStudents() {
+  const statusMessage = useSignal<string>("");
+  const fileData = useSignal<File | null>(null);
+
+  const handleFileChange = (event: Event) => {
+    const input = event.target as HTMLInputElement;
+    if (input.files && input.files.length > 0) {
+      fileData.value = input.files[0];
+      statusMessage.value = "File selected: " + input.files[0].name;
+    } else {
+      fileData.value = null;
+      statusMessage.value = "No file selected";
+    }
+  };
+
+  const confirmUpload = () => {
+    statusMessage.value = handleUpload(fileData.value);
+  };
+
+  return (
+    <div>
+      <h2>Upload Students</h2>
+      <input type="file" accept=".xlsx, .xls" onChange={handleFileChange} />
+      <button onClick={confirmUpload}>Confirm Upload</button>
+      <p>{statusMessage.value}</p>
+    </div>
+  );
+}
@@ -1,78 +0,0 @@
-// @deno-types="https://cdn.sheetjs.com/xlsx-0.20.3/package/types/index.d.ts"
-import * as XLSX from "https://cdn.sheetjs.com/xlsx-0.20.3/package/xlsx.mjs";
-import { useSignal } from "@preact/signals";
-import insertIntoMobility from "../../../../databases/mobility.ts";
-
-export default function UploadStudents() {
-  const statusMessage = useSignal<string>("");
-  const fileData = useSignal<File | null>(null);
-
-  const handleFileChange = (event: Event) => {
-    const input = event.target as HTMLInputElement;
-    if (input.files && input.files.length > 0) {
-      fileData.value = input.files[0];
-      statusMessage.value = "File selected: " + input.files[0].name;
-    } else {
-      fileData.value = null;
-      statusMessage.value = "No file selected";
-    }
-  };
-
-  const handleUpload = () => {
-    if (!fileData.value) {
-      statusMessage.value = "Please select a file before confirming upload.";
-      return;
-    }
-
-    try {
-      const reader = new FileReader();
-      reader.onload = async (e) => {
-        try {
-          const arrayBuffer = e.target?.result as ArrayBuffer;
-          const workbook = XLSX.read(arrayBuffer, { type: "array" });
-
-          for (const sheetName of workbook.SheetNames) {
-            const sheet = workbook.Sheets[sheetName];
-            const data = XLSX.utils.sheet_to_json(sheet, {
-              header: ["firstName", "lastName", "email"],
-              range: 1, // Ignorer les en-têtes
-            });
-
-            console.log(`Data from sheet ${sheetName}:`, data);
-            await insertIntoMobility(
-              data as Array<
-                { firstName: string; lastName: string; email: string }
-              >,
-              sheetName,
-            );
-          }
-
-          statusMessage.value = "File uploaded and data inserted successfully!";
-        } catch (error) {
-          console.error("Error reading or inserting file:", error);
-          statusMessage.value =
-            "Error processing the file. Please check its format.";
-        }
-      };
-
-      reader.onerror = (e) => {
-        console.error("FileReader error:", e);
-        statusMessage.value = "Error reading the file.";
-      };
-
-      reader.readAsArrayBuffer(fileData.value);
-    } catch (error) {
-      console.error("Error uploading file:", error);
-      statusMessage.value = "An unexpected error occurred during upload.";
-    }
-  };
-
-  return (
-    <div>
-      <h2>Upload Students</h2>
-      <input type="file" accept=".xlsx, .xls" onChange={handleFileChange} />
-      <button onClick={handleUpload}>Confirm Upload</button>
-      <p>{statusMessage.value}</p>
-    </div>
-  );
-}
@@ -0,0 +1,69 @@
+// @deno-types="https://cdn.sheetjs.com/xlsx-0.20.3/package/types/index.d.ts"
+import * as XLSX from "https://cdn.sheetjs.com/xlsx-0.20.3/package/xlsx.mjs";
+import { Database } from "@db/sqlite";
+
+export default function handleUpload(file: File | null): string {
+  if (!file) {
+    return "Please select a file before confirming upload.";
+  }
+
+  try {
+    const reader = new FileReader();
+    let statusMessage = "";
+
+    reader.onload = async (e) => {
+      try {
+        const arrayBuffer = e.target?.result as ArrayBuffer;
+        const workbook = XLSX.read(arrayBuffer, { type: "array" });
+
+        const db = new Database("databases/data/mobility.db");
+
+        db.execute(`
+          CREATE TABLE IF NOT EXISTS students (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            firstName TEXT NOT NULL,
+            lastName TEXT NOT NULL,
+            email TEXT NOT NULL,
+            promotion TEXT NOT NULL
+          );
+        `);
+
+        for (const sheetName of workbook.SheetNames) {
+          const sheet = workbook.Sheets[sheetName];
+          const data = XLSX.utils.sheet_to_json(sheet, {
+            header: ["firstName", "lastName", "email"],
+            range: 1, // Ignorer les en-têtes
+          });
+
+          const insertQuery =
+            "INSERT INTO students (firstName, lastName, email, promotion) VALUES (?, ?, ?, ?)";
+          for (const student of data) {
+            db.query(insertQuery, [
+              student.firstName,
+              student.lastName,
+              student.email,
+              sheetName,
+            ]);
+          }
+        }
+
+        db.close();
+        statusMessage = "Data uploaded and inserted successfully!";
+      } catch (error) {
+        console.error("Error reading or inserting file:", error);
+        statusMessage = "Error processing the file. Please check its format.";
+      }
+    };
+
+    reader.onerror = (e) => {
+      console.error("FileReader error:", e);
+      statusMessage = "Error reading the file.";
+    };
+
+    reader.readAsArrayBuffer(file);
+    return statusMessage;
+  } catch (error) {
+    console.error("Error uploading file:", error);
+    return "An unexpected error occurred during upload.";
+  }
+}
@@ -1,5 +1,5 @@
 import { RouteConfig } from "$fresh/server.ts";
-import UploadStudents from "../(_islands)/UploadStudents.tsx";
+import UploadStudents from "../(_components)/UploadStudents.tsx";
 //import ConsultStudents from "../(_islands)/ConsultStudents.tsx";
 //import EditStudents from "../(_islands)/EditStudents.tsx";