package value

import (
	"fmt"
	"strconv"
	"strings"
)

type Data fmt.Stringer

type IntData int64

func (i IntData) Get() int64 {
	return int64(i)
}

func (i IntData) String() string {
	return strconv.FormatInt(int64(i), 10)
}

type FloatData float64

func (f FloatData) Get() float64 {
	return float64(f)
}

func (f FloatData) String() string {
	return strconv.FormatFloat(float64(f), 'f', -1, 64)
}

type StringData string

func (s StringData) Get() string {
	return string(s)
}

func (s StringData) String() string {
	return "\"" + string(s) + "\""
}

type BoolData bool

func (b BoolData) Get() bool {
	return bool(b)
}

func (b BoolData) String() string {
	return strconv.FormatBool(bool(b))
}

type ArrayData struct {
	arr *[]Value
}

func (a ArrayData) Get() *[]Value {
	return a.arr
}

func (a ArrayData) String() string {
	builder := strings.Builder{}
	builder.WriteString("[")
	for i, v := range *a.arr {
		if i > 0 {
			builder.WriteString(", ")
		}
		builder.WriteString(v.Data().String())
	}
	builder.WriteString("]")
	return builder.String()
}

func (a ArrayData) Len() int {
	return len(*a.arr)
}

func (a ArrayData) At(i int) Value {
	return (*a.arr)[i]
}

func (a ArrayData) Push(v Value) {
	*a.arr = append(*a.arr, v)
}

type NullData struct{}

type FunctionData struct{} // TODO

type ObjectData struct{} // TODO