package generators

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

type WarforgedArrays struct {
	Nm1 []string `json:"nm1"`
}

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

func GenerateWarforgedNames(arr *WarforgedArrays, swearFilter func(string) bool) []string {
	names := make([]string, 0, 10)
	r := rand.New(rand.NewSource(time.Now().UnixNano()))
	for i := 0; i < 10; i++ {
		var n string
		rnd := r.Intn(len(arr.Nm1))
		n = arr.Nm1[rnd]
		for n == "" || swearFilter(n) {
			rnd = r.Intn(len(arr.Nm1))
			n = arr.Nm1[rnd]
		}
		names = append(names, n)
	}
	return names
}