package web

import (
	"go_dreamfactory/lego/core"
	"go_dreamfactory/lego/core/cbase"
	"go_dreamfactory/lego/sys/gin"
	"go_dreamfactory/lego/sys/gin/engine"
	"reflect"
	"strings"
)

/*
	web api 服务组件
*/
type Api_Comp struct {
	cbase.ModuleCompBase
	options *Options //模块参数
	module  *Web     //当前模块对象
	gin     gin.ISys //gin 框架 web的热门框架
}

//组件初始化接口 启动web服务 并注册api
func (this *Api_Comp) Init(service core.IService, module core.IModule, comp core.IModuleComp, options core.IModuleOptions) (err error) {
	err = this.ModuleCompBase.Init(service, module, comp, options)
	this.options = options.(*Options)
	this.module = module.(*Web)
	this.gin, err = gin.NewSys(gin.SetListenPort(this.options.Port))
	this.suitableMethods() //发射注册api
	return
}

func (this *Api_Comp) suitableMethods() {
	typ := reflect.TypeOf(this)
	vof := reflect.ValueOf(this)
	for m := 0; m < typ.NumMethod(); m++ {
		method := typ.Method(m)
		mname := method.Name
		mtype := method.Type
		if method.PkgPath != "" {
			continue
		}
		if mtype.NumIn() != 2 {
			continue
		}
		context := mtype.In(1)
		if context.String() != "*engine.Context" {
			continue
		}
		if mtype.NumOut() != 0 {
			continue
		}
		this.gin.POST(strings.ToLower(mname), vof.MethodByName(mname).Interface().(func(*engine.Context)))
	}
}