#!/bin/bash
set -euo pipefail

PLUGIN_DIR="$(cd "$(dirname "$0")/.." && pwd)"
COMMON_FILE="$PLUGIN_DIR/scripts/setup/mysql_common.sh"
TMP_DIR="$(mktemp -d)"
trap 'rm -rf "$TMP_DIR"' EXIT

fail() {
  echo "FAIL: $*" >&2
  exit 1
}

mkdir -p "$TMP_DIR/mariadb/bin"
touch "$TMP_DIR/mariadb/bin/mariadb" "$TMP_DIR/mariadb/bin/mariadb-dump" "$TMP_DIR/mariadb/bin/mariadb-admin" "$TMP_DIR/mariadb/bin/mariadb-upgrade"
chmod 755 "$TMP_DIR/mariadb/bin/"*

cat > "$TMP_DIR/alt-mariadb.env" <<EOF
SERVICE_NAME='alt-mariadb-test'
MARIADB_DIR='$TMP_DIR/mariadb'
DATADIR='$TMP_DIR/data'
PORT='4407'
SOCKET='$TMP_DIR/data/mariadb.sock'
ALT_MYSQL_CONF='$TMP_DIR/alt-mysql.conf'
ALT_MY_CNF='$TMP_DIR/alt-my.cnf'
INSTANCE_CNF='$TMP_DIR/alt-mariadb.cnf'
EOF

cat > "$TMP_DIR/alt-mysql.conf" <<EOF
host=
passwd=secret
port=4407
socket=$TMP_DIR/data/mariadb.sock
user=da_admin
EOF

cat > "$TMP_DIR/alt-my.cnf" <<EOF
[client]
user="da_admin"
password="secret"
socket="$TMP_DIR/data/mariadb.sock"
EOF

cat > "$TMP_DIR/alt-mariadb.cnf" <<EOF
[mariadb]
basedir=$TMP_DIR/mariadb
datadir=$TMP_DIR/data
port=4407
socket=$TMP_DIR/data/mariadb.sock
EOF

MYSQL_PLUGIN_METADATA_FILE="$TMP_DIR/alt-mariadb.env"
MYSQL_PLUGIN_CREDENTIALS_FILE="$TMP_DIR/alt-mysql.conf"
MYSQL_PLUGIN_ALT_MY_CNF="$TMP_DIR/alt-my.cnf"
MYSQL_PLUGIN_ALT_INSTANCE_CNF="$TMP_DIR/alt-mariadb.cnf"

# shellcheck source=../scripts/setup/mysql_common.sh
source "$COMMON_FILE"

mysql_load_alt_runtime

[ "$MYSQL_ALT_SERVICE_NAME" = "alt-mariadb-test" ] || fail "service name not loaded"
[ "$MYSQL_ALT_BASEDIR" = "$TMP_DIR/mariadb" ] || fail "basedir not loaded"
[ "$MYSQL_ALT_DATADIR" = "$TMP_DIR/data" ] || fail "datadir not loaded"
[ "$MYSQL_ALT_PORT" = "4407" ] || fail "port not loaded"
[ "$MYSQL_ALT_SOCKET" = "$TMP_DIR/data/mariadb.sock" ] || fail "socket not loaded"
[ "$(mysql_alt_binary mysql)" = "$TMP_DIR/mariadb/bin/mariadb" ] || fail "mysql alias binary not detected"
[ "$(mysql_alt_binary mysqldump)" = "$TMP_DIR/mariadb/bin/mariadb-dump" ] || fail "mysqldump alias binary not detected"

mysql_load_alt_credentials
[ "$MYSQL_USER" = "da_admin" ] || fail "credential user not loaded"
[ "$MYSQL_PORT" = "4407" ] || fail "credential port not loaded"
[ "$MYSQL_SOCKET" = "$TMP_DIR/data/mariadb.sock" ] || fail "credential socket not loaded"

echo "mysql_common_runtime_test: OK"