package httpserver

import (
	"fmt"
	"log/slog"
	"net/http"
)

// router 定义路由器的数据类型
type router map[string]HandleFunc

// addRoute 添加路由处理器到路由器中
func (own router) addRoute(method, path string, handler HandleFunc) {
	key := method + "-" + path
	if _, ok := own[key]; ok {
		slog.Error(fmt.Sprintf("Add route failed:       %s - %s already exist", method, path))
		return
	}

	slog.Info(fmt.Sprintf("Add route success:      %s - %s", method, path))
	own[key] = handler
}

// handleContext 处理HTTP请求
func (own router) handleContext(ctx *Context) {
	key := ctx.Method + "-" + ctx.Path
	handler, ok := own[key]
	if !ok {
		if ctx.staticMiddleware != nil {
			handler = ctx.staticMiddleware
		} else {
			handler = func(ctx *Context) {
				ctx.ResponseString(http.StatusNotFound, ERR_NOT_FOUND)
			}
		}
	}

	// 将请求路由对应的处理器添加到上下文的中间件中，并最后一个执行
	ctx.middlewares = append(ctx.middlewares, handler)
	ctx.RunNext()
}