Files
ims/middleware.ts
T

80 lines
2.3 KiB
TypeScript

// middleware.ts
import { createServerClient } from '@supabase/ssr'
import { NextResponse, type NextRequest } from 'next/server'
import { ROLE_HOME, isValidRole, type UserRole } from '@/lib/auth/roles'
export async function middleware(request: NextRequest) {
let supabaseResponse = NextResponse.next({ request })
const supabase = createServerClient(
process.env.NEXT_PUBLIC_SUPABASE_URL!,
process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!,
{
cookies: {
getAll() {
return request.cookies.getAll()
},
setAll(cookiesToSet) {
cookiesToSet.forEach(({ name, value }) => request.cookies.set(name, value))
supabaseResponse = NextResponse.next({ request })
cookiesToSet.forEach(({ name, value, options }) =>
supabaseResponse.cookies.set(name, value, options),
)
},
},
},
)
const {
data: { user },
} = await supabase.auth.getUser()
const { pathname } = request.nextUrl
const isPublicRoute = pathname.startsWith('/login') || pathname.startsWith('/auth')
// Unauthenticated → force login
if (!user && !isPublicRoute) {
return NextResponse.redirect(new URL('/login', request.url))
}
// Authenticated + hitting root or login → redirect to role home
if (user && (pathname === '/' || pathname === '/login')) {
const { data: profile } = await supabase
.from('users')
.select('role')
.eq('id', user.id)
.single()
const role = profile?.role
if (isValidRole(role)) {
return NextResponse.redirect(new URL(ROLE_HOME[role as UserRole], request.url))
}
}
// Role-based route enforcement for protected paths
if (user && !isPublicRoute && pathname !== '/') {
const { data: profile } = await supabase
.from('users')
.select('role')
.eq('id', user.id)
.single()
const role = profile?.role
if (isValidRole(role)) {
const allowedPrefix = ROLE_HOME[role as UserRole]
// Block access to routes that don't belong to this role
if (!pathname.startsWith(allowedPrefix)) {
return NextResponse.redirect(new URL(allowedPrefix, request.url))
}
}
}
return supabaseResponse
}
export const config = {
matcher: [
'/((?!_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp)$).*)',
],
}