tables scripts

scripts/create_artwork_vote_counts_view.js

@@ -0,0 +1,43 @@
+const { Pool } = require('pg');
+require('dotenv').config();
+
+const createViewQuery = `
+CREATE OR REPLACE VIEW artwork_vote_counts AS
+SELECT 
+    a.id AS artwork_id,
+    a.title,
+    a.category,
+    a.image_url,
+    p.participant_name,
+    p.department,
+    p.year,
+    COUNT(v.id) AS vote_count
+FROM artworks a
+JOIN participants p ON a.participant_id = p.id
+LEFT JOIN votes v ON a.id = v.artwork_id
+GROUP BY a.id, a.title, a.category, a.image_url, p.participant_name, p.department, p.year
+ORDER BY vote_count DESC;
+`;
+
+async function createView() {
+    const pool = new Pool({
+        connectionString: process.env.DATABASE_URL,
+    });
+
+    try {
+        console.log('Connecting to the database...');
+        const client = await pool.connect();
+
+        console.log('Creating or replacing artwork_vote_counts view...');
+        await client.query(createViewQuery);
+
+        console.log('artwork_vote_counts view created or replaced successfully.');
+        client.release();
+    } catch (error) {
+        console.error('Error creating artwork_vote_counts view:', error);
+    } finally {
+        await pool.end();
+    }
+}
+
+createView();