#!/bin/bash

# 跨平台 Git Hooks 安装脚本

# 支持 macOS、Linux、Windows (Git Bash)

set -e

# 颜色定义

RED='\033[0;31m'

GREEN='\033[0;32m'

YELLOW='\033[1;33m'

BLUE='\033[0;34m'

NC='\033[0m'

# 获取项目根目录

PROJECT_ROOT="$(cd "$(dirname "$0")" && pwd)"

HOOKS_DIR="$PROJECT_ROOT/.githooks"

GIT_DIR="$PROJECT_ROOT/.git"

echo "========================================"

echo "Git Hooks 跨平台安装工具"

echo "========================================"

echo ""

# 检测操作系统

detect_os() {

local os="unknown"

if [[ "$OSTYPE" == "linux-gnu"* ]]; then

os="linux"

elif [[ "$OSTYPE" == "darwin"* ]]; then

os="macos"

elif [[ "$OSTYPE" == "cygwin" ]] || [[ "$OSTYPE" == "msys" ]] || [[ "$OSTYPE" == "win32" ]]; then

os="windows"

elif [[ -n "$WINDIR" ]]; then

os="windows"

fi

echo "$os"

}

OS=$(detect_os)

echo "检测到操作系统: $OS"

echo ""

# 检查是否在 git 仓库中

if [ ! -d "$GIT_DIR" ]; then

echo -e "${RED}错误：当前目录不是 Git 仓库${NC}"

echo "请在项目根目录运行此脚本"

exit 1

fi

# 安装函数

install_hooks() {

case "$OS" in

"macos"|"linux")

install_unix

;;

"windows")

install_windows

;;

*)

echo -e "${YELLOW}无法识别的操作系统，尝试使用 Unix 方案...${NC}"

install_unix

;;

esac

}

# Unix/Linux/macOS 安装

install_unix() {

echo -e "${BLUE}[1/3] 配置 Git hooks 路径...${NC}"

# 使用 .githooks 目录

git config --local core.hooksPath .githooks

echo -e "${GREEN}✓ Hooks 路径已设置为: .githooks${NC}"

echo ""

echo -e "${BLUE}[2/3] 添加脚本执行权限...${NC}"

if [ -f "$HOOKS_DIR/pre-commit" ]; then

chmod +x "$HOOKS_DIR/pre-commit"

echo -e "${GREEN}✓ pre-commit 已可执行${NC}"

fi

if [ -f "$HOOKS_DIR/commit-msg" ]; then

chmod +x "$HOOKS_DIR/commit-msg"

echo -e "${GREEN}✓ commit-msg 已可执行${NC}"

fi

echo ""

echo -e "${BLUE}[3/3] 验证配置...${NC}"

local configured_path

configured_path=$(git config --local core.hooksPath)

if [ "$configured_path" = ".githooks" ]; then

echo -e "${GREEN}✓ 配置验证成功${NC}"

else

echo -e "${RED}✗ 配置验证失败${NC}"

exit 1

fi

echo ""

echo -e "${GREEN}========================================${NC}"

echo -e "${GREEN}安装完成！${NC}"

echo -e "${GREEN}========================================${NC}"

echo ""

echo "当前配置:"

echo " Hooks 路径: $configured_path"

echo " 可用 Hooks:"

ls -1 "$HOOKS_DIR"/* 2>/dev/null | grep -v windows | xargs -I {} basename {} | sed 's/^/ - /'

}

# Windows 安装

install_windows() {

echo -e "${BLUE}[1/4] 检测 Windows 环境...${NC}"

local git_hooks_dir="$GIT_DIR/hooks"

echo ""

echo -e "${BLUE}[2/4] 复制 Windows 脚本到 .git/hooks/...${NC}"

local windows_dir="$HOOKS_DIR/windows"

# 复制 PowerShell 脚本

if [ -f "$windows_dir/pre-commit.ps1" ]; then

cp "$windows_dir/pre-commit.ps1" "$git_hooks_dir/pre-commit.ps1"

echo -e "${GREEN}✓ pre-commit.ps1 已复制${NC}"

fi

if [ -f "$windows_dir/commit-msg.ps1" ]; then

cp "$windows_dir/commit-msg.ps1" "$git_hooks_dir/commit-msg.ps1"

echo -e "${GREEN}✓ commit-msg.ps1 已复制${NC}"

fi

# 复制 Batch 脚本作为备用

if [ -f "$windows_dir/pre-commit.bat" ]; then

cp "$windows_dir/pre-commit.bat" "$git_hooks_dir/"

echo -e "${GREEN}✓ pre-commit.bat 已复制${NC}"

fi

echo ""

echo -e "${BLUE}[3/4] 创建 wrapper 脚本...${NC}"

# 创建调用 PowerShell 的 wrapper

cat > "$git_hooks_dir/pre-commit" << 'EOF'

#!/bin/sh

# Wrapper for Windows PowerShell hook

if command -v powershell.exe >/dev/null 2>&1; then

exec powershell.exe -ExecutionPolicy Bypass -File .git/hooks/pre-commit.ps1

elif command -v pwsh >/dev/null 2>&1; then

exec pwsh -ExecutionPolicy Bypass -File .git/hooks/pre-commit.ps1

else

echo "警告：未找到 PowerShell，跳过校验"

exit 0

fi

EOF

chmod +x "$git_hooks_dir/pre-commit"

cat > "$git_hooks_dir/commit-msg" << 'EOF'

#!/bin/sh

# Wrapper for Windows PowerShell hook

MSG_FILE="$1"

if command -v powershell.exe >/dev/null 2>&1; then

exec powershell.exe -ExecutionPolicy Bypass -File .git/hooks/commit-msg.ps1 "$MSG_FILE"

elif command -v pwsh >/dev/null 2>&1; then

exec pwsh -ExecutionPolicy Bypass -File .git/hooks/commit-msg.ps1 "$MSG_FILE"

else

echo "警告：未找到 PowerShell，跳过校验"

exit 0

fi

EOF

chmod +x "$git_hooks_dir/commit-msg"

echo -e "${GREEN}✓ Wrapper 脚本已创建${NC}"

echo ""

echo -e "${BLUE}[4/4] 配置 Git 使用本地 hooks...${NC}"

# Windows 使用 .git/hooks 而不是 core.hooksPath

git config --local --unset core.hooksPath 2>/dev/null || true

echo -e "${GREEN}✓ 已配置为使用 .git/hooks 目录${NC}"

echo ""

echo -e "${GREEN}========================================${NC}"

echo -e "${GREEN}Windows 安装完成！${NC}"

echo -e "${GREEN}========================================${NC}"

echo ""

echo "安装的文件:"

ls -1 "$git_hooks_dir"/*.* 2>/dev/null | xargs -I {} basename {} | sed 's/^/ - /'

echo ""

echo "注意：Windows 需要 PowerShell 5.0 或更高版本"

echo " 如果无法执行，请以管理员身份运行:"

echo " Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope CurrentUser"

}

# 卸载函数

uninstall_hooks() {

echo -e "${YELLOW}卸载 Git Hooks...${NC}"

# 重置 hooks 路径

git config --local --unset core.hooksPath 2>/dev/null || true

# 删除 Windows 复制的脚本

if [ -d "$GIT_DIR/hooks" ]; then

rm -f "$GIT_DIR/hooks/pre-commit.ps1"

rm -f "$GIT_DIR/hooks/commit-msg.ps1"

rm -f "$GIT_DIR/hooks/pre-commit.bat"

echo -e "${GREEN}✓ 已清理 Windows 脚本${NC}"

fi

echo -e "${GREEN}✓ Hooks 已卸载${NC}"

}

# 检查依赖

check_dependencies() {

echo -e "${BLUE}检查依赖...${NC}"

if ! command -v git >/dev/null 2>&1; then

echo -e "${RED}错误：未找到 Git${NC}"

exit 1

fi

echo -e "${GREEN}✓ Git 已安装${NC}"

if [ "$OS" = "windows" ]; then

if command -v powershell.exe >/dev/null 2>&1 || command -v pwsh >/dev/null 2>&1; then

echo -e "${GREEN}✓ PowerShell 已安装${NC}"

else

echo -e "${YELLOW}⚠ 未找到 PowerShell，Windows 脚本可能无法执行${NC}"

fi

fi

echo ""

}

# 显示帮助

show_help() {

echo "用法: $0 [选项]"

echo ""

echo "选项:"

echo " install 安装 Git Hooks (默认)"

echo " uninstall 卸载 Git Hooks"

echo " check 检查当前配置"

echo " help 显示帮助"

echo ""

echo "示例:"

echo " $0 # 安装 hooks"

echo " $0 install # 安装 hooks"

echo " $0 uninstall # 卸载 hooks"

}

# 检查当前配置

check_config() {

echo -e "${BLUE}当前 Git Hooks 配置${NC}"

echo "========================================"

local hooks_path

hooks_path=$(git config --local core.hooksPath 2>/dev/null || echo "未设置")

echo "Hooks 路径: $hooks_path"

echo ""

if [ "$hooks_path" = ".githooks" ]; then

echo -e "${GREEN}✓ 使用项目 .githooks 目录${NC}"

echo "可用 Hooks:"

ls -1 "$HOOKS_DIR"/* 2>/dev/null | grep -v windows | while read -r f; do

if [ -x "$f" ]; then

echo " ✓ $(basename "$f") (可执行)"

else

echo " ✗ $(basename "$f") (无执行权限)"

fi

done

elif [ -d "$GIT_DIR/hooks" ]; then

echo "本地 .git/hooks 目录内容:"

ls -1 "$GIT_DIR/hooks" 2>/dev/null | sed 's/^/ - /' || echo " (空)"

fi

}

# 主逻辑

case "${1:-install}" in

install)

check_dependencies

install_hooks

;;

uninstall)

uninstall_hooks

;;

check)

check_config

;;

help|--help|-h)

show_help

;;

*)

echo -e "${RED}未知选项: $1${NC}"

show_help

exit 1

;;

esac