package gorm

import (
	"bytes"
	"fmt"

	"strings"
)

func toSnake(s string) string {
	buf := bytes.NewBufferString("")
	for i, v := range s {
		if i > 0 && v >= 'A' && v <= 'Z' {
			buf.WriteRune('_')
		}
		buf.WriteRune(v)
	}
	return strings.ToLower(buf.String())
}

func snakeToUpperCamel(s string) string {
	buf := bytes.NewBufferString("")
	for _, v := range strings.Split(s, "_") {
		if len(v) > 0 {
			buf.WriteString(strings.ToUpper(v[:1]))
			buf.WriteString(v[1:])
		}
	}
	return buf.String()
}

func toSearchableMap(attrs ...interface{}) (result interface{}) {
	if len(attrs) > 1 {
		if str, ok := attrs[0].(string); ok {
			result = map[string]interface{}{str: attrs[1]}
		}
	} else if len(attrs) == 1 {
		if attr, ok := attrs[0].(map[string]interface{}); ok {
			result = attr
		}

		if attr, ok := attrs[0].(interface{}); ok {
			result = attr
		}
	}
	return
}

func debug(value interface{}) {
	fmt.Printf("***************\n")
	fmt.Printf("%+v\n\n", value)
}