package utilGo

import "strconv"

//String  将传入的类型转为字符串
func String(val interface{}) string {
	switch val.(type) {
	case string:
		return val.(string)
	case int:
		return strconv.FormatInt(int64(val.(int)), 10)
	case int8:
		return strconv.FormatInt(int64(val.(int8)), 10)
	case int16:
		return strconv.FormatInt(int64(val.(int16)), 10)
	case int32:
		return strconv.FormatInt(int64(val.(int32)), 10)
	case int64:
		return strconv.FormatInt(int64(val.(int64)), 10)
	case uint:
		return strconv.FormatUint(uint64(val.(uint)), 10)
	case uint8:
		return strconv.FormatUint(uint64(val.(uint8)), 10)
	case uint16:
		return strconv.FormatUint(uint64(val.(uint16)), 10)
	case uint32:
		return strconv.FormatUint(uint64(val.(uint32)), 10)
	case uint64:
		return strconv.FormatUint(uint64(val.(uint64)), 10)
	case bool:
		return strconv.FormatBool(val.(bool))
	case float32:
		return strconv.FormatFloat(val.(float64), 'f', -1, 32)
	case float64:
		return strconv.FormatFloat(val.(float64), 'f', -1, 64)
	default:
		return ""
	}
}

//FormatFloat 浮点数转String 保留指定位数的小数
func FormatFloat(v interface{}, decimal int) string {
	switch v.(type) {
	case float32:
		return strconv.FormatFloat(float64(v.(float32)), 'f', decimal, 32)
	case float64:
		return strconv.FormatFloat(float64(v.(float64)), 'f', decimal, 64)
	default:
		return ""
	}
}

//FormatInt 整数转字符串
func FormatInt(val interface{}) string {
	switch val.(type) {
	case int:
		return strconv.FormatInt(int64(val.(int)), 10)
	case int8:
		return strconv.FormatInt(int64(val.(int8)), 10)
	case int16:
		return strconv.FormatInt(int64(val.(int16)), 10)
	case int32:
		return strconv.FormatInt(int64(val.(int32)), 10)
	case int64:
		return strconv.FormatInt(int64(val.(int64)), 10)
	case uint:
		return strconv.FormatUint(uint64(val.(uint)), 10)
	case uint8:
		return strconv.FormatUint(uint64(val.(uint8)), 10)
	case uint16:
		return strconv.FormatUint(uint64(val.(uint16)), 10)
	case uint32:
		return strconv.FormatUint(uint64(val.(uint32)), 10)
	case uint64:
		return strconv.FormatUint(uint64(val.(uint64)), 10)
	default:
		return ""
	}
}