implemented filters for /get route.

routes/projectsDB.ts

@@ -1,4 +1,4 @@
-import {Router} from "express";
+import { Router } from "express";
 import connectDB from "../connectDB";
 import express from "express";
 import logger from "../utils/logger";
@@ -10,33 +10,68 @@ router.use(express.json());
 
 router.get("/", async (req: any, res: any) => {
     try {
-        await req.client.query('SELECT * FROM projects');
+        await req.client.query("SELECT * FROM projects");
         return res.status(200).send("No errors!!");
     } catch (err: any) {
         return res.status(500).send(err.message);
     }
 });
 
 router.get("/get", (req: any, res: any) => {
-    req.client.query('SELECT * FROM projects', (err: any, result: any) => {
+    let baseQuery = "SELECT * FROM projects";
+    const filters: string[] = [];
+    const values: (string | number)[] = [];
+
+    // if the name filter was provided
+    if (req.query.name) {
+        filters.push(`name ILIKE $${filters.length + 1}`);
+        values.push(`%${req.query.name}%`);
+    }
+
+    // if the cohort filter was provided 
+    if (req.query.cohort) {
+        filters.push(`cohort ILIKE $${filters.length + 1}`);
+        values.push(`%${req.query.cohort}%`);
+    }
+    // if the team filter was provided
+    if (req.query.team) {
+        filters.push(`team ILIKE $${filters.length + 1}`);
+        values.push(`%${req.query.team}%`);
+    }
+
+    // combine all the filters into a single query
+    if (filters.length > 0) {
+        baseQuery += " WHERE " + filters.join(" AND ");
+    }
+
+    // execute the query, making sure to provide the values for the filters
+    req.client.query(baseQuery, values, (err: any, result: any) => {
         if (err) {
-            logger.error("Error reading from database");
-            return res.status(500).send(err.message);
+            logger.error(`Error reading from database: ${err.message}`);
+            return res
+                .status(500)
+                .json({ message: "Error reading from database" });
+        }
+        if (result.rows.length === 0) {
+            logger.warn("No projects found");
+            return res.status(404).json({"message": "No projects found"});
         }
         return res.status(200).send(result.rows);
     });
 });
 
-router.post("/add" , (req: any, res: any) => {
+router.post("/add", (req: any, res: any) => {
     const keys = Object.keys(req.body);
     const values = Object.values(req.body);
-
-    const query = `INSERT INTO projects (${keys.map(key => {
-        if (key.includes("-")) {
-            return `"${key}"`;
-        }
-        return key;
-    }).join(", ")}) VALUES (${keys.map((key, i) => `$${i + 1}`).join(", ")})`;
+
+    const query = `INSERT INTO projects (${keys
+        .map((key) => {
+            if (key.includes("-")) {
+                return `"${key}"`;
+            }
+            return key;
+        })
+        .join(", ")}) VALUES (${keys.map((key, i) => `$${i + 1}`).join(", ")})`;
 
     req.client.query(query, values, (err: any, result: any) => {
         if (err) {
@@ -47,4 +82,9 @@ router.post("/add" , (req: any, res: any) => {
     });
 });
 
-export default router;
+router.post("/update", (req: any, res: any) => {
+    // TODO
+
+});
+
+export default router;