#!/bin/bash
set -euo pipefail

RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
BLUE='\033[0;34m'
NC='\033[0m'

log_info() {
    echo -e "${BLUE}ℹ️  $1${NC}"
}

log_success() {
    echo -e "${GREEN}✅ $1${NC}"
}

log_warning() {
    echo -e "${YELLOW}⚠️  $1${NC}"
}

log_error() {
    echo -e "${RED}❌ $1${NC}"
}

main() {
    if ! command -v git >/dev/null 2>&1; then
        log_error "未检测到 git 命令"
        exit 1
    else
        log_info "已检测到 git: $(git --version)"
    fi

    local name="${GIT_USER_NAME:-}"
    local email="${GIT_USER_EMAIL:-}"

    if [[ -z "$name" && -z "$email" ]]; then
        log_warning "未提供 Git 用户名和邮箱，跳过配置"
        return 0
    fi

    if [[ -n "$name" ]]; then
        git config --global user.name "$name"
        log_success "已配置 Git 用户名: $name"
    else
        log_warning "未提供 Git 用户名"
    fi

    if [[ -n "$email" ]]; then
        git config --global user.email "$email"
        log_success "已配置 Git 邮箱: $email"
    else
        log_warning "未提供 Git 邮箱"
    fi
}

trap 'log_error "Git 配置失败，退出码: $?"' ERR

main "$@"