package generators

import (
	"encoding/json"
	"math/rand"
	"os"
)

type BugbearArrays struct {
	Nm1 []string `json:"nm1"`
	Nm2 []string `json:"nm2"`
	Nm3 []string `json:"nm3"`
	Nm4 []string `json:"nm4"`
	Nm5 []string `json:"nm5"`
}

func LoadBugbearArrays(path string) (*BugbearArrays, error) {
	file, err := os.Open(path)
	if err != nil {
		return nil, err
	}
	defer file.Close()
	var arrays BugbearArrays
	if err := json.NewDecoder(file).Decode(&arrays); err != nil {
		return nil, err
	}
	return &arrays, nil
}

func BugbearNameMas(arr *BugbearArrays, checkSwear func(string) bool) string {
	nTp := rand.Intn(3)
	rnd := rand.Intn(len(arr.Nm1))
	rnd2 := rand.Intn(len(arr.Nm4))
	rnd3 := rand.Intn(len(arr.Nm5))
	var nMs string
	if nTp == 0 {
		nMs = arr.Nm1[rnd] + arr.Nm4[rnd2] + arr.Nm5[rnd3]
	} else {
		rnd4 := rand.Intn(len(arr.Nm2))
		rnd5 := rand.Intn(len(arr.Nm3))
		nMs = arr.Nm1[rnd] + arr.Nm2[rnd4] + arr.Nm3[rnd5] + arr.Nm4[rnd2] + arr.Nm5[rnd3]
	}
	if checkSwear != nil && checkSwear(nMs) {
		return ""
	}
	return nMs
}