#!/usr/bin/env bats

setup() {
    REPO_ROOT="$(cd "$BATS_TEST_DIRNAME/../../../../../" && pwd)"
    load "$REPO_ROOT/tests/test_helper/bats-support/load"
    load "$REPO_ROOT/tests/test_helper/bats-assert/load"

    SCRIPT="$(cd "$BATS_TEST_DIRNAME/../scripts" && pwd)/new-skill.sh"
    DEST="$(mktemp -d)"
}

teardown() {
    rm -rf "$DEST"
}

# ---------------------------------------------------------------------------
# Passing cases
# ---------------------------------------------------------------------------

@test "--help exits 0" {
    run bash "$SCRIPT" --help
    assert_success
    assert_output --partial "Usage:"
}

@test "creates scaffold directory at destination" {
    run bash "$SCRIPT" my-tool "$DEST"
    assert_success
    assert [ -d "$DEST/my-tool" ]
}

@test "scaffold contains SKILL.md" {
    bash "$SCRIPT" my-tool "$DEST"
    assert [ -f "$DEST/my-tool/SKILL.md" ]
}

@test "scaffold contains README.md" {
    bash "$SCRIPT" my-tool "$DEST"
    assert [ -f "$DEST/my-tool/README.md" ]
}

@test "scaffold contains scripts/, references/, assets/, tests/ directories" {
    bash "$SCRIPT" my-tool "$DEST"
    assert [ -d "$DEST/my-tool/scripts" ]
    assert [ -d "$DEST/my-tool/references" ]
    assert [ -d "$DEST/my-tool/assets" ]
    assert [ -d "$DEST/my-tool/tests" ]
}

@test "substitutes skill name in SKILL.md" {
    bash "$SCRIPT" my-tool "$DEST"
    run grep "my-tool" "$DEST/my-tool/SKILL.md"
    assert_success
}

@test "substitutes skill name in README.md" {
    bash "$SCRIPT" my-tool "$DEST"
    run grep "my-tool" "$DEST/my-tool/README.md"
    assert_success
}

@test "substitutes skill name in tests/README.md" {
    bash "$SCRIPT" my-tool "$DEST"
    run grep "my-tool" "$DEST/my-tool/tests/README.md"
    assert_success
}

@test "skill name with numbers is valid" {
    run bash "$SCRIPT" my-tool-2 "$DEST"
    assert_success
    assert [ -d "$DEST/my-tool-2" ]
}

@test "next-steps output references /skill-audit not validate.sh" {
    run bash "$SCRIPT" my-tool "$DEST"
    assert_output --partial "/skill-audit"
    refute_output --partial "validate.sh"
}

# ---------------------------------------------------------------------------
# Failing cases
# ---------------------------------------------------------------------------

@test "fails when no arguments given" {
    run bash "$SCRIPT"
    assert_failure
}

@test "fails when skill name contains uppercase" {
    run bash "$SCRIPT" MyTool "$DEST"
    assert_failure
}

@test "fails when skill name has consecutive hyphens" {
    run bash "$SCRIPT" my--tool "$DEST"
    assert_failure
}

@test "fails when skill name has a leading hyphen" {
    run bash "$SCRIPT" -my-tool "$DEST"
    assert_failure
}

@test "fails when skill name has a trailing hyphen" {
    run bash "$SCRIPT" my-tool- "$DEST"
    assert_failure
}

@test "fails when destination directory does not exist" {
    run bash "$SCRIPT" my-tool "/nonexistent/path"
    assert_failure
}

@test "exits 0 when target already exists (no-op)" {
    mkdir -p "$DEST/my-tool"
    run bash "$SCRIPT" my-tool "$DEST"
    assert_success
    assert_output --partial "nothing to do"
}

# ---------------------------------------------------------------------------
# Mode detection: package vs standalone
# ---------------------------------------------------------------------------

@test "standalone mode is chosen when no apm.yml or .git is found above path" {
    run bash "$SCRIPT" my-tool "$DEST"
    assert_success
    assert_output --partial "Mode: standalone"
    assert [ -d "$DEST/my-tool" ]
}

@test "package mode: writes into <package-root>/.apm/skills/<name>, not under the given subdir" {
    mkdir -p "$DEST/pkg/sub/deep"
    cat > "$DEST/pkg/apm.yml" <<'EOF'
name: my-pkg
version: 1.0.0
type: skill
EOF
    run bash "$SCRIPT" my-tool "$DEST/pkg/sub/deep"
    assert_success
    assert_output --partial "Mode: package"
    assert [ -d "$DEST/pkg/.apm/skills/my-tool" ]
    assert [ ! -d "$DEST/pkg/sub/deep/my-tool" ]
}

@test "package mode scaffold contains SKILL.md with name substituted" {
    mkdir -p "$DEST/pkg"
    cat > "$DEST/pkg/apm.yml" <<'EOF'
name: my-pkg
version: 1.0.0
type: hybrid
EOF
    bash "$SCRIPT" my-tool "$DEST/pkg"
    assert [ -f "$DEST/pkg/.apm/skills/my-tool/SKILL.md" ]
    run grep "my-tool" "$DEST/pkg/.apm/skills/my-tool/SKILL.md"
    assert_success
}

@test "walk-up skips a type-less apm.yml (marketplace-only) and finds a real package root further up" {
    mkdir -p "$DEST/mid/sub"
    cat > "$DEST/apm.yml" <<'EOF'
name: root-pkg
version: 1.0.0
type: skill
EOF
    cat > "$DEST/mid/apm.yml" <<'EOF'
marketplace:
  owner: acme
  packages: []
EOF
    run bash "$SCRIPT" my-tool "$DEST/mid/sub"
    assert_success
    assert_output --partial "Mode: package"
    assert [ -d "$DEST/.apm/skills/my-tool" ]
    assert [ ! -d "$DEST/mid/.apm" ]
}

@test "walk-up stops at .git boundary and uses standalone mode at the given path" {
    mkdir -p "$DEST/repo/.git"
    mkdir -p "$DEST/repo/sub"
    run bash "$SCRIPT" my-tool "$DEST/repo/sub"
    assert_success
    assert_output --partial "Mode: standalone"
    assert [ -d "$DEST/repo/sub/my-tool" ]
    assert [ ! -d "$DEST/repo/my-tool" ]
}

@test "package mode: matched-quote type value ('skill') is recognized" {
    mkdir -p "$DEST/pkg"
    printf 'name: my-pkg\ntype: "skill"\n' > "$DEST/pkg/apm.yml"
    run bash "$SCRIPT" my-tool "$DEST/pkg"
    assert_success
    assert_output --partial "Mode: package"
}

@test "mismatched-quote type value is rejected, falls through to standalone mode" {
    printf "name: my-pkg\ntype: \"skill'\n" > "$DEST/apm.yml"
    run bash "$SCRIPT" my-tool "$DEST"
    assert_success
    assert_output --partial "Mode: standalone"
}

@test "type: line is recognized even without a trailing newline on apm.yml" {
    printf 'name: my-pkg\ntype: skill' > "$DEST/apm.yml"
    run bash "$SCRIPT" my-tool "$DEST"
    assert_success
    assert_output --partial "Mode: package"
}