#!/usr/bin/env bats

setup_file() {
    PROJECT_ROOT="$(cd "${BATS_TEST_DIRNAME}/.." && pwd)"
    export PROJECT_ROOT

    ORIGINAL_HOME="${HOME:-}"
    export ORIGINAL_HOME

    HOME="$(mktemp -d "${BATS_TEST_DIRNAME}/tmp-clean-home.XXXXXX")"
    export HOME

    mkdir -p "$HOME"
}

teardown_file() {
    rm -rf "$HOME"
    if [[ -n "${ORIGINAL_HOME:-}" ]]; then
        export HOME="$ORIGINAL_HOME"
    fi
}

setup() {
    export TERM="xterm-256color"
    rm -rf "${HOME:?}"/*
    rm -rf "$HOME/Library" "$HOME/.config"
    mkdir -p "$HOME/Library/Caches" "$HOME/.config/mole"
}

@test "mo clean --dry-run skips system cleanup in non-interactive mode" {
    run env HOME="$HOME" "$PROJECT_ROOT/mole" clean --dry-run
    [ "$status" -eq 0 ]
    [[ "$output" == *"Dry Run Mode"* ]]
    [[ "$output" != *"Deep system-level cleanup"* ]]
}

@test "mo clean --dry-run reports user cache without deleting it" {
    mkdir -p "$HOME/Library/Caches/TestApp"
    echo "cache data" > "$HOME/Library/Caches/TestApp/cache.tmp"

    run env HOME="$HOME" "$PROJECT_ROOT/mole" clean --dry-run
    [ "$status" -eq 0 ]
    [[ "$output" == *"User app cache"* ]]
    [[ "$output" == *"Potential space"* ]]
    [ -f "$HOME/Library/Caches/TestApp/cache.tmp" ]
}

@test "mo clean honors whitelist entries" {
    mkdir -p "$HOME/Library/Caches/WhitelistedApp"
    echo "keep me" > "$HOME/Library/Caches/WhitelistedApp/data.tmp"

    cat > "$HOME/.config/mole/whitelist" << EOF
$HOME/Library/Caches/WhitelistedApp*
EOF

    run env HOME="$HOME" "$PROJECT_ROOT/mole" clean --dry-run
    [ "$status" -eq 0 ]
    [[ "$output" == *"Protected"* ]]
    [ -f "$HOME/Library/Caches/WhitelistedApp/data.tmp" ]
}

@test "mo clean protects Maven repository by default" {
    mkdir -p "$HOME/.m2/repository/org/example"
    echo "dependency" > "$HOME/.m2/repository/org/example/lib.jar"

    run env HOME="$HOME" "$PROJECT_ROOT/mole" clean --dry-run
    [ "$status" -eq 0 ]
    [ -f "$HOME/.m2/repository/org/example/lib.jar" ]
    [[ "$output" != *"Maven repository cache"* ]]
}

@test "mo clean respects MO_BREW_TIMEOUT environment variable" {
    if ! command -v brew > /dev/null 2>&1; then
        skip "Homebrew not installed"
    fi

    run env HOME="$HOME" MO_BREW_TIMEOUT=5 "$PROJECT_ROOT/bin/clean.sh" --dry-run
    [ "$status" -eq 0 ]
}

@test "FINDER_METADATA_SENTINEL in whitelist protects .DS_Store files" {
    mkdir -p "$HOME/Documents"
    touch "$HOME/Documents/.DS_Store"

    cat > "$HOME/.config/mole/whitelist" << EOF
FINDER_METADATA_SENTINEL
EOF

    run env HOME="$HOME" "$PROJECT_ROOT/mole" clean --dry-run
    [ "$status" -eq 0 ]
    [[ "$output" == *"protected by whitelist"* ]]
    [ -f "$HOME/Documents/.DS_Store" ]
}