package generators

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

type HalfOrcArrays struct {
	Nm1 []string `json:"nm1"`
	Nm2 []string `json:"nm2"`
	Nm3 []string `json:"nm3"`
	Nm4 []string `json:"nm4"`
	Nm5 []string `json:"nm5"`
	Nm6 []string `json:"nm6"`
}

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

func HalfOrcNameFem(arr *HalfOrcArrays, swearFilter func(string) bool) string {
	rnd := rand.Intn(len(arr.Nm4))
	rnd2 := rand.Intn(len(arr.Nm5))
	rnd3 := rand.Intn(len(arr.Nm6))
	nMs := arr.Nm4[rnd] + arr.Nm5[rnd2] + arr.Nm6[rnd3]
	if swearFilter == nil || !swearFilter(nMs) {
		return nMs
	}
	return ""
}

func HalfOrcNameMas(arr *HalfOrcArrays, swearFilter func(string) bool) string {
	rnd := rand.Intn(len(arr.Nm1))
	rnd2 := rand.Intn(len(arr.Nm2))
	rnd3 := rand.Intn(len(arr.Nm3))
	nMs := arr.Nm1[rnd] + arr.Nm2[rnd2] + arr.Nm3[rnd3]
	if swearFilter == nil || !swearFilter(nMs) {
		return nMs
	}
	return ""
}

func GenerateHalfOrcNames(arr *HalfOrcArrays, gender string, swearFilter func(string) bool) []string {
	names := make([]string, 0, 10)
	for i := 0; i < 10; i++ {
		var nMs string
		if gender == "female" {
			nMs = HalfOrcNameFem(arr, swearFilter)
			for nMs == "" {
				nMs = HalfOrcNameFem(arr, swearFilter)
			}
		} else {
			nMs = HalfOrcNameMas(arr, swearFilter)
			for nMs == "" {
				nMs = HalfOrcNameMas(arr, swearFilter)
			}
		}
		names = append(names, nMs)
	}
	return names
}