package unsplash

import (
	"strconv"
	"strings"
	"time"

	"git.velvettear.de/velvettear/loggo"
)

// parse a slice of json map objects to images
func parseData(data []map[string]interface{}) []Image {
	timestamp := time.Now().UnixMilli()
	var images []Image
	for _, value := range data {
		images = append(images, parseSingleData(value))
	}
	loggo.DebugTimed("parsed "+strconv.Itoa(len(images))+" json object(s)", timestamp)
	return images
}

// parse a single json map object to an image
func parseSingleData(data map[string]interface{}) Image {
	var img Image
	for key, value := range data {
		switch strings.ToLower(key) {
		case "id":
			img.Id = value.(string)
		case "slug":
			img.Name = value.(string)
		case "urls":
			for subkey, subvalue := range value.(map[string]interface{}) {
				if strings.ToLower(subkey) != "full" {
					continue
				}
				img.Url = subvalue.(string)
				break
			}
		}
	}
	return img
}