// Package gif 制图
package gif

import (
	"reflect"
	"strconv"
	"strings"

	control "github.com/FloatTech/zbputils/control"
	"github.com/FloatTech/zbputils/ctxext"
	"github.com/FloatTech/zbputils/file"
	zero "github.com/wdvxdr1123/ZeroBot"
	"github.com/wdvxdr1123/ZeroBot/message"
)

var (
	cmds = []string{"搓", "冲", "摸", "拍", "丢", "吃", "敲", "啃", "蹭", "爬", "撕",
		"灰度", "上翻", "下翻", "左翻", "右翻", "反色", "浮雕", "打码", "负片"}
	datapath string
)

func init() { // 插件主体
	en := control.Register("gif", &control.Options{
		DisableOnDefault:  false,
		Help:              "制图\n- " + strings.Join(cmds, "\n- "),
		PrivateDataFolder: "gif",
	}).ApplySingle(ctxext.DefaultSingle)
	datapath = file.BOTPATH + "/" + en.DataFolder()
	en.OnRegex(`^(` + strings.Join(cmds, "|") + `)\D*?(\[CQ:(image\,file=([0-9a-zA-Z]{32}).*|at.+?(\d{5,11}))\].*|(\d+))$`).
		SetBlock(true).Handle(func(ctx *zero.Ctx) {
		c := newContext(ctx.Event.UserID)
		list := ctx.State["regex_matched"].([]string)
		err := c.prepareLogos(list[4]+list[5]+list[6], strconv.FormatInt(ctx.Event.UserID, 10))
		if err != nil {
			ctx.SendChain(message.Text("ERROR:", err))
			return
		}
		var picurl string
		if len([]rune(list[1])) == 1 {
			r := reflect.ValueOf(c).MethodByName("A" + list[1]).Call(nil)
			picurl = r[0].String()
			if !r[1].IsNil() {
				err = r[1].Interface().(error)
			}
		} else {
			picurl, err = c.other(list[1]) // "灰度", "上翻", "下翻", "左翻", "右翻", "反色", "倒放", "浮雕", "打码", "负片"
		}
		if err != nil {
			ctx.SendChain(message.Text("ERROR:", err))
			return
		}
		ctx.SendChain(message.Image(picurl))
	})
}