#!/usr/bin/env bats

load helpers/setup

COMMON_SCRIPT="$BATS_TEST_DIRNAME/../scripts/darktable_common.sh"

@test "check_dependency schlaegt fehl wenn Tool fehlt" {
    run bash -c "source '$COMMON_SCRIPT'; check_dependency nicht_existierendes_tool"
    [ "$status" -eq 1 ]
    [[ "$output" == *"nicht_existierendes_tool"* ]]
    [[ "$output" == *"sudo apt install"* ]]
}

@test "check_dependency besteht wenn Tool vorhanden" {
    run bash -c "source '$COMMON_SCRIPT'; check_dependency bash"
    [ "$status" -eq 0 ]
}

@test "load_config schlaegt fehl wenn .env fehlt" {
    rm -f "$CONFIG_DIR/.env"
    run bash -c "source '$COMMON_SCRIPT'; load_config"
    [ "$status" -eq 1 ]
    [[ "$output" == *"nicht gefunden"* ]]
}

@test "load_config laedt .env erfolgreich" {
    create_valid_env
    run bash -c "source '$COMMON_SCRIPT'; load_config; echo \$SERVER_IP"
    [ "$status" -eq 0 ]
    [[ "$output" == *"192.168.1.100"* ]]
}

@test "validate_config schlaegt fehl wenn Variable leer" {
    create_valid_env
    echo "SERVER_IP=" >> "$CONFIG_DIR/.env"
    run bash -c "source '$COMMON_SCRIPT'; load_config; validate_config"
    [ "$status" -eq 1 ]
    [[ "$output" == *"SERVER_IP"* ]]
}

@test "server_reachable gibt false zurueck wenn SSH fehlschlaegt" {
    create_valid_env
    run_with_stubs bash -c "
        export SSH_STUB_FAIL=1
        source '$COMMON_SCRIPT'
        load_config
        server_reachable
    "
    [ "$status" -eq 1 ]
}

@test "server_reachable gibt true zurueck wenn SSH erfolgreich" {
    create_valid_env
    run_with_stubs bash -c "
        export SSH_STUB_FAIL=0
        source '$COMMON_SCRIPT'
        load_config
        server_reachable
    "
    [ "$status" -eq 0 ]
}

@test "ask_user: j-Eingabe gibt Exit 0" {
    TMP_SCRIPT=$(mktemp)
    echo "source '$COMMON_SCRIPT'; ask_user 'Titel' 'Frage?'" > "$TMP_SCRIPT"
    run bash -c "echo 'j' | env PATH='$STUBS_DIR:$PATH' bash '$TMP_SCRIPT'"
    rm -f "$TMP_SCRIPT"
    [ "$status" -eq 0 ]
}

@test "ask_user: n-Eingabe gibt Exit 1" {
    TMP_SCRIPT=$(mktemp)
    echo "source '$COMMON_SCRIPT'; ask_user 'Titel' 'Frage?'" > "$TMP_SCRIPT"
    run bash -c "echo 'n' | env PATH='$STUBS_DIR:$PATH' bash '$TMP_SCRIPT'"
    rm -f "$TMP_SCRIPT"
    [ "$status" -eq 1 ]
}

# --- cleanup_old_backups ---

@test "cleanup_old_backups: nicht existierendes Verzeichnis gibt kein Fehler" {
    run bash -c "source '$COMMON_SCRIPT'; cleanup_old_backups '/tmp/nonexistent_bak_$RANDOM'"
    [ "$status" -eq 0 ]
}

@test "cleanup_old_backups: Datei juenger als 730 Tage bleibt erhalten" {
    BACKUP="$BATS_TMPDIR/backup_test"
    mkdir -p "$BACKUP"
    touch "$BACKUP/recent.jpg"
    run bash -c "source '$COMMON_SCRIPT'; cleanup_old_backups '$BACKUP'"
    [ "$status" -eq 0 ]
    [ -f "$BACKUP/recent.jpg" ]
    rm -rf "$BACKUP"
}

@test "cleanup_old_backups: Datei aelter als 730 Tage wird geloescht" {
    BACKUP="$BATS_TMPDIR/backup_old"
    mkdir -p "$BACKUP"
    touch -d "3 years ago" "$BACKUP/old.jpg"
    run bash -c "source '$COMMON_SCRIPT'; cleanup_old_backups '$BACKUP'"
    [ "$status" -eq 0 ]
    [ ! -f "$BACKUP/old.jpg" ]
    rm -rf "$BACKUP"
}

@test "cleanup_old_backups: leere Unterverzeichnisse werden entfernt" {
    BACKUP="$BATS_TMPDIR/backup_empty"
    mkdir -p "$BACKUP/subdir"
    touch -d "3 years ago" "$BACKUP/subdir/old.jpg"
    run bash -c "source '$COMMON_SCRIPT'; cleanup_old_backups '$BACKUP'"
    [ "$status" -eq 0 ]
    [ ! -d "$BACKUP/subdir" ]
    rm -rf "$BACKUP"
}