since3-portal/modules/shared/queries/stammdaten.ts

import "server-only"
import { createAdminClient } from "@/lib/supabase/admin"

export async function getStammdaten(profileId: string) {
    const supabase = createAdminClient()

    const { data: profile, error: profileError } = await supabase
        .from("profiles")
        .select("client_id")
        .eq("id", profileId)
        .single()

    if (profileError || !profile) return null

    if (!profile.client_id) {
        return { client: null, paymentDetails: null }
    }

    const [{ data: client }, { data: paymentDetails }] = await Promise.all([
        supabase.from("clients").select("*").eq("id", profile.client_id).single(),
        supabase.from("client_payment_details").select("*").eq("client_id", profile.client_id).single(),
    ])

    return { client: client ?? null, paymentDetails: paymentDetails ?? null }
}