Using connect.ts to attach databases

routes/(apps)/mobility/api/insert_mobility.ts

@@ -1,31 +1,17 @@
 import { Handlers } from "$fresh/server.ts";
-import { Database } from "@db/sqlite";
+import connect from "$root/databases/connect.ts";
 
 export const handler: Handlers = {
   // deno-lint-ignore require-await
   async GET() {
+    console.log("API /mobility/api/insert_mobility GET called");
+
     try {
       console.log("Connecting to mobility database...");
-      const connection = new Database("databases/data/mobility.db", {
+      using connection = connect("mobility");
-        create: false,
-      });
-      connection.run(
-        "ATTACH DATABASE 'databases/data/students.db' AS students",
-      );
       console.log("Connected to databases.");
 
-      const students = connection.prepare(
+      const mobilities = connection.database.prepare(
-        `SELECT 
-          students.userId AS id, 
-          students.firstName, 
-          students.lastName, 
-          students.promotionId AS promotionId, 
-          promotions.name AS promotionName
-         FROM students.students
-         LEFT JOIN students.promotions ON students.promotionId = promotions.id`,
-      ).all();
-
-      const mobilities = connection.prepare(
         `SELECT 
           mobility.id, 
           mobility.studentId, 
@@ -35,14 +21,23 @@ export const handler: Handlers = {
           mobility.destinationCountry, 
           mobility.destinationName, 
           mobility.mobilityStatus 
-        FROM mobility`,
+        FROM mobility`
       ).all();
 
-      const promotions = connection.prepare(
+      const students = connection.database.prepare(
-        `SELECT id, name FROM students.promotions`,
+        `SELECT 
+          students.userId AS id, 
+          students.firstName, 
+          students.lastName, 
+          students.promotionId AS promotionId, 
+          promotions.name AS promotionName
+        FROM students.students
+        LEFT JOIN students.promotions ON students.promotionId = promotions.id`
       ).all();
 
-      connection.close();
+      const promotions = connection.database.prepare(
+        `SELECT id, name FROM students.promotions`
+      ).all();
 
       return new Response(
         JSON.stringify({ mobilities, students, promotions }),
@@ -68,17 +63,10 @@ export const handler: Handlers = {
         throw new Error("Invalid request body");
       }
       console.log("Connecting to mobility database...");
-      const connection = new Database("databases/data/mobility.db", {
+      using connection = connect("mobility"); 
-        create: false,
+      console.log("Connected to databases.");
-      });
 
-      console.log("Attaching students database...");
+      const insertQuery = connection.database.prepare(
-      connection.run(
-        "ATTACH DATABASE 'databases/data/students.db' AS students",
-      );
-      console.log("Students database attached successfully.");
-
-      const insertQuery = connection.prepare(
         `INSERT INTO mobility (
           id, studentId, startDate, endDate, weeksCount, destinationCountry, destinationName, mobilityStatus
         )
@@ -89,12 +77,12 @@ export const handler: Handlers = {
           weeksCount = excluded.weeksCount,
           destinationCountry = excluded.destinationCountry,
           destinationName = excluded.destinationName,
-          mobilityStatus = excluded.mobilityStatus`,
+          mobilityStatus = excluded.mobilityStatus`
       );
 
       for (const mobility of data) {
         const {
-          id,
+          id = null,
           studentId,
           startDate,
           endDate,
@@ -104,45 +92,18 @@ export const handler: Handlers = {
           mobilityStatus = "N/A",
         } = mobility;
 
-        console.log("Processing mobility data:", mobility);
-
-        const studentExists = connection
-          .prepare(
-            `SELECT COUNT(*) AS count FROM students.students WHERE userId = ?`,
-          )
-          .get(studentId);
-
-        console.log(`Student ${studentId} exists:`, studentExists.count > 0);
-
-        if (studentExists.count === 0) {
-          console.warn(`Skipping mobility for unknown studentId: ${studentId}`);
-          continue;
-        }
-
         let calculatedWeeksCount = weeksCount;
         if (startDate && endDate) {
           const start = new Date(startDate);
           const end = new Date(endDate);
           if (start <= end) {
-            calculatedWeeksCount = Math.ceil(
+            calculatedWeeksCount = Math.ceil((end.getTime() - start.getTime()) / (7 * 24 * 60 * 60 * 1000));
-              (end.getTime() - start.getTime()) / (7 * 24 * 60 * 60 * 1000),
-            );
           } else {
             calculatedWeeksCount = null;
           }
         }
 
-        console.log("Executing SQL insert/update query for:", {
+        console.log(`Inserting/Updating mobility for studentId: ${studentId}`);
-          id,
-          studentId,
-          startDate,
-          endDate,
-          calculatedWeeksCount,
-          destinationCountry,
-          destinationName,
-          mobilityStatus,
-        });
-
         insertQuery.run(
           id,
           studentId,
@@ -151,15 +112,12 @@ export const handler: Handlers = {
           calculatedWeeksCount,
           destinationCountry,
           destinationName,
-          mobilityStatus,
+          mobilityStatus
         );
       }
 
-      connection.close();
       console.log("Mobility data inserted/updated successfully.");
-      return new Response("Data inserted/updated successfully", {
+      return new Response("Data inserted/updated successfully", { status: 200 });
-        status: 200,
-      });
     } catch (error) {
       console.error("Error inserting mobility data:", error);
       return new Response("Failed to insert/update data", { status: 500 });

routes/(apps)/students/api/insert_students.ts

@@ -1,5 +1,4 @@
 import { Handlers } from "$fresh/server.ts";
-// import { Database } from "@db/sqlite";
 import connect from "$root/databases/connect.ts";
 
 export const handler: Handlers = {