package captcha

import (
	"net/http"

	v1 "management/internal/erpserver/service/v1"
	"management/internal/pkg/config"
	"management/internal/pkg/render"
)

type app struct {
	config         *config.Config
	render         render.Renderer
	captchaService v1.CaptchaService
}

func newApp(config *config.Config, render render.Renderer, captchaService v1.CaptchaService) *app {
	return &app{
		config:         config,
		render:         render,
		captchaService: captchaService,
	}
}

type Response struct {
	CaptchaID     string `json:"captcha_id"`
	PicPath       string `json:"pic_path"`
	CaptchaLength int    `json:"captcha_length"`
	OpenCaptcha   int    `json:"open_captcha"`
}

func (a *app) captcha(w http.ResponseWriter, _ *http.Request) {
	id, b64s, _, err := a.captchaService.Generate(
		a.config.Captcha.ImgHeight,
		a.config.Captcha.ImgWidth,
		a.config.Captcha.KeyLong,
		0.7, 80)
	if err != nil {
		a.render.JSONErr(w, "获取验证码失败")
		return
	}

	rsp := Response{
		CaptchaID:     id,
		PicPath:       b64s,
		CaptchaLength: a.config.Captcha.KeyLong,
		OpenCaptcha:   a.config.Captcha.OpenCaptcha,
	}
	a.render.JSONObj(w, "ok", rsp)
}