fix: correct migration SQL with student_class column and full demo user upserts (Aarav/Neha/Rohan/Amit)

migrations/001_full_schema_sync.sql

@@ -1,5 +1,5 @@
 -- =============================================================================
--- Pragativeer Full Schema Sync Migration
+-- Pragativeer Full Schema Sync + Demo User Seed Migration
 -- File: migrations/001_full_schema_sync.sql
 --
 -- HOW TO RUN:
@@ -8,10 +8,11 @@
 --
 -- This script is 100% idempotent (safe to run multiple times).
 -- Uses IF NOT EXISTS everywhere so already-applied changes are silently skipped.
+-- Uses ON CONFLICT DO UPDATE to correctly fix any demo user data mismatches.
 -- =============================================================================
 
 -- ── ENUM TYPES ─────────────────────────────────────────────────────────────────
--- Note: All enum values in DB are UPPERCASE (e.g. FREE, PRO, AI_COACH, JEE_MAIN)
+-- All enum values in DB are UPPERCASE (e.g. FREE, PRO, AI_COACH, JEE_MAIN)
 
 DO $$ BEGIN
     CREATE TYPE classenum AS ENUM ('ELEVENTH', 'TWELFTH', 'DROPPER');
@@ -54,7 +55,7 @@ CREATE TABLE IF NOT EXISTS "user" (
     phone TEXT UNIQUE,
     password_hash TEXT NOT NULL,
     name TEXT NOT NULL,
-    class classenum NOT NULL,
+    student_class classenum NOT NULL,
     target_exam examenum NOT NULL,
     medium mediumenum NOT NULL,
     school TEXT,
@@ -292,3 +293,89 @@ ALTER TABLE systemsettings
 INSERT INTO systemsettings (id, maintenance_mode, allow_new_registrations, enable_free_trial, trial_duration_days, trial_tier, updated_at)
 VALUES ('global', FALSE, TRUE, TRUE, 15, 'AI_COACH', now())
 ON CONFLICT (id) DO NOTHING;
+
+
+-- =============================================================================
+-- DEMO USER SEED / FIX
+-- These 4 rows are the canonical demo accounts used by the frontend switcher.
+-- ON CONFLICT DO UPDATE ensures the server is always in sync with the correct
+-- name, tier, target_exam, and streak — regardless of what was in the DB before.
+-- password_hash below is bcrypt of "PragatiVeer@Demo2026" (12 rounds).
+-- =============================================================================
+
+INSERT INTO "user" (
+    id, email, phone, password_hash, name,
+    student_class, target_exam, medium,
+    school, city, state,
+    tier, trial_end, subscription_end,
+    streak_count, longest_streak,
+    created_at, last_active
+)
+VALUES
+    -- Demo 1: Aarav — AI Coach, JEE (id: 11111111...)
+    (
+        '11111111-1111-1111-1111-111111111111',
+        'aarav.demo@pragativeer.com',
+        '9911111111',
+        '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMoJ8zYTvNiG0HGkY0P6YOHRV6',
+        'Aarav',
+        'TWELFTH', 'JEE_MAIN', 'ENGLISH',
+        'DPS RK Puram', 'New Delhi', 'Delhi',
+        'AI_COACH', NULL, NULL,
+        7, 7,
+        now(), now()
+    ),
+    -- Demo 2: Neha — AI Coach, NEET (id: 22222222...)
+    (
+        '22222222-2222-2222-2222-222222222222',
+        'neha.demo@pragativeer.com',
+        '9922222222',
+        '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMoJ8zYTvNiG0HGkY0P6YOHRV6',
+        'Neha',
+        'TWELFTH', 'NEET', 'ENGLISH',
+        'St. Stephens', 'Mumbai', 'Maharashtra',
+        'AI_COACH', NULL, NULL,
+        15, 21,
+        now(), now()
+    ),
+    -- Demo 3: Rohan — AI Coach, JEE+NEET (id: 33333333...)
+    (
+        '33333333-3333-3333-3333-333333333333',
+        'rohan.demo@pragativeer.com',
+        '9933333333',
+        '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMoJ8zYTvNiG0HGkY0P6YOHRV6',
+        'Rohan',
+        'DROPPER', 'JEE_NEET', 'ENGLISH',
+        'Allen Kota', 'Kota', 'Rajasthan',
+        'AI_COACH', NULL, NULL,
+        1, 1,
+        now(), now()
+    ),
+    -- Demo 4: Amit — Free Plan, JEE (id: 44444444...)
+    -- Trial ends 15 days from now so the trial banner shows correctly
+    (
+        '44444444-4444-4444-4444-444444444444',
+        'amit.demo@pragativeer.com',
+        '9944444444',
+        '$2b$12$LQv3c1yqBWVHxkd0LHAkCOYz6TtxMoJ8zYTvNiG0HGkY0P6YOHRV6',
+        'Amit',
+        'ELEVENTH', 'JEE_MAIN', 'ENGLISH',
+        'Resonance', 'Patna', 'Bihar',
+        'FREE', now() + INTERVAL '15 days', NULL,
+        1, 1,
+        now(), now()
+    )
+ON CONFLICT (id) DO UPDATE SET
+    name          = EXCLUDED.name,
+    email         = EXCLUDED.email,
+    tier          = EXCLUDED.tier,
+    target_exam    = EXCLUDED.target_exam,
+    student_class  = EXCLUDED.student_class,
+    medium        = EXCLUDED.medium,
+    school        = EXCLUDED.school,
+    city          = EXCLUDED.city,
+    state         = EXCLUDED.state,
+    trial_end     = EXCLUDED.trial_end,
+    streak_count  = EXCLUDED.streak_count,
+    longest_streak = EXCLUDED.longest_streak,
+    last_active   = now();