#!/usr/bin/env bash
# Setzt die nexarch-Testumgebung zurueck: loescht die geteilte
# Registry-Tabelle "tenants" in der postgres-Wartungsdatenbank sowie alle
# tenant_*-Datenbanken. Noetig, weil verschiedene Feature-Branches
# unterschiedliche Registry-Schemata erwarten, aber dieselbe physische
# Postgres-Instanz auf dem Testhost teilen (siehe [[project-nexarch-test-infra]]).
#
# Aufruf: NEXARCH_TEST_DB_PASSWORD=... ./scripts/reset-test-env.sh
set -euo pipefail
PASS="${NEXARCH_TEST_DB_PASSWORD:?Setze NEXARCH_TEST_DB_PASSWORD vor dem Aufruf}"
ROLE="nexarch_test"
export PGPASSWORD="$PASS"

# Alle Registry-Tabellen, die von migrations/*.up.sql angelegt werden -
# inklusive der Tabellen mit FK-Bezug auf tenants (tenant_keks). "DROP TABLE
# tenants CASCADE" entfernt lediglich die FK-CONSTRAINT auf einer
# referenzierenden Tabelle, NICHT deren Zeilen - ohne den expliziten Drop
# hier ueberleben verwaiste tenant_keks-Zeilen jeden Reset und verfaelschen
# spaetere Testlaeufe (QA-04-Befund: internal/pentest kollidierte mit
# Altzeilen aus fruehreren internal/kek-Testlaeufen).
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenant_keks CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenant_settings_history CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenant_settings CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenants CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS superadmins CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS rate_limit_counters CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS rate_limit_configs CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS policy_rule_changes CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS policy_rules CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS feature_flags CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS module_credentials CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS modules CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS usage_quotas CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS usage_counters CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS tenant_licenses CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS audit_events CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS notification_preferences CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS notification_channels CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS notification_jobs CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS config_values CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS status_history CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS status_targets CASCADE;"
psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP TABLE IF EXISTS alert_rules CASCADE;"

dbs=$(psql -h localhost -U "$ROLE" -d postgres -tAc "SELECT datname FROM pg_database WHERE datname LIKE 'tenant\_%' ESCAPE '\'")
for db in $dbs; do
	psql -h localhost -U "$ROLE" -d postgres -v ON_ERROR_STOP=1 -c "DROP DATABASE IF EXISTS \"${db}\";"
done

echo "Testumgebung zurueckgesetzt: registry-tabelle + $(echo "$dbs" | grep -c . || true) tenant-datenbank(en) entfernt."