SerhiiCho / shoshka-go

package utils

import (

	"regexp"

	"github.com/SerhiiCho/shoshka-go/models"

)

// GetPostsFromHTML returns all html posts

func GetPostsFromHTML(html *string) []string {

	linksRegex := "<article class(.|\n)*?<\\/article>"

	return regexp.MustCompile(linksRegex).FindAllString(*html, -1)

}

// GetAllInformation parses anchor tags and takes image src,

// link url and title.

func GetAllInformation(html *[]string) []models.PhotoReport {

	var photoReport models.PhotoReport

	var result []models.PhotoReport

	compiledTitle := regexp.MustCompile("<h3 (.|\\n)*?[^ ]>(.*)<\\/a>")

	compiledImage := regexp.MustCompile(" src=\"([\\S]+)\" ")

	compiledURL := regexp.MustCompile(" href=[\"|']([\\S]+)(\"|') ")

	for _, tag := range *html {

		photoReport.Title = compiledTitle.FindStringSubmatch(tag)[2]

		photoReport.Image = compiledImage.FindStringSubmatch(tag)[1]

		photoReport.URL = compiledURL.FindStringSubmatch(tag)[1]

		result = append(result, photoReport)

	}

	return result

}

// ParseErrors returns slice of errors

func ParseErrors(text string) []string {

	return regexp.MustCompile("\\[([A-z0-9 :-]+)\\] (.*)").FindAllString(text, -1)

}