#!/bin/bash

# Swagger 文档生成脚本
# 用途：为 Gateway 服务生成 Swagger API 文档

set -e

# 进入 gateway 目录
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR/gateway"

echo "======================================"
echo "开始生成 Swagger 文档"
echo "======================================"

# 检查 swag 是否已安装
if ! command -v swag &> /dev/null; then
    echo "❌ swag 未安装！"
    echo "请安装 swag："
    echo "  go install github.com/swaggo/swag/cmd/swag@latest"
    echo ""
    echo "安装完成后，请确保 \$GOPATH/bin 在 PATH 中："
    echo "  export PATH=\$PATH:\$(go env GOPATH)/bin"
    exit 1
fi

echo "✅ swag 版本: $(swag --version)"
echo ""

# 添加 GOPATH/bin 到 PATH
export PATH="$PATH:$(go env GOPATH)/bin"

# 生成 Swagger 文档
echo "📝 正在生成 Swagger 文档..."
swag init --parseDependency --parseInternal \
  --parseDepth 1 \
  --output ./docs

echo ""
echo "✅ Swagger 文档生成完成！"
echo ""
echo "生成的文件："
echo "  - docs/docs.go"
echo "  - docs/swagger.json"
echo "  - docs/swagger.yaml"
echo ""
echo "访问 Swagger UI："
echo "  http://localhost:3000/swagger/index.html"
echo ""