Reduced MAL diff complexity

pages/editor/diffs.go

@@ -0,0 +1,168 @@
+package editor
+
+import (
+	"github.com/animenotifier/arn"
+	"github.com/animenotifier/mal"
+	"github.com/animenotifier/notify.moe/utils"
+	"github.com/animenotifier/notify.moe/utils/animediff"
+)
+
+// diff titles
+func diffTitles(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// Canonical title
+	if anime.Title.Canonical != malAnime.Title {
+		hash := utils.HashString(malAnime.Title)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "CanonicalTitle", hash) {
+			differences = append(differences, &animediff.CanonicalTitle{
+				TitleA:      anime.Title.Canonical,
+				TitleB:      malAnime.Title,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	// Japanese title
+	if anime.Title.Japanese != malAnime.JapaneseTitle {
+		hash := utils.HashString(malAnime.JapaneseTitle)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "JapaneseTitle", hash) {
+			differences = append(differences, &animediff.JapaneseTitle{
+				TitleA:      anime.Title.Japanese,
+				TitleB:      malAnime.JapaneseTitle,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	// Romaji title
+	if anime.Title.Romaji != malAnime.Title {
+		hash := utils.HashString(malAnime.Title)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "RomajiTitle", hash) {
+			differences = append(differences, &animediff.RomajiTitle{
+				TitleA:      anime.Title.Romaji,
+				TitleB:      malAnime.Title,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	return differences
+}
+
+// diff dates
+func diffDates(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// Airing start date
+	if anime.StartDate != malAnime.StartDate && malAnime.StartDate != "" {
+		hash := utils.HashString(malAnime.StartDate)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "StartDate", hash) {
+			differences = append(differences, &animediff.StartDate{
+				DateA:       anime.StartDate,
+				DateB:       malAnime.StartDate,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	// Airing end date
+	if anime.EndDate != malAnime.EndDate && malAnime.EndDate != "" {
+		hash := utils.HashString(malAnime.EndDate)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "EndDate", hash) {
+			differences = append(differences, &animediff.EndDate{
+				DateA:       anime.EndDate,
+				DateB:       malAnime.EndDate,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	return differences
+}
+
+// diff episodes
+func diffEpisodes(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// EpisodeCount
+	if malAnime.EpisodeCount != 0 && anime.EpisodeCount != malAnime.EpisodeCount {
+		hash := uint64(malAnime.EpisodeCount)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "EpisodeCount", hash) {
+			differences = append(differences, &animediff.EpisodeCount{
+				EpisodesA:   anime.EpisodeCount,
+				EpisodesB:   malAnime.EpisodeCount,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	return differences
+}
+
+// diff status
+func diffStatus(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// Status
+	if anime.Status != malAnime.Status {
+		hash := utils.HashString(malAnime.Status)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "Status", hash) {
+			differences = append(differences, &animediff.Status{
+				StatusA:     anime.Status,
+				StatusB:     malAnime.Status,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	return differences
+}
+
+// diff synopsis
+func diffSynopsis(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// Synopsis
+	if len(anime.Summary) < 300 && len(anime.Summary)+50 < len(malAnime.Synopsis) {
+		hash := utils.HashString(malAnime.Synopsis)
+
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "Synopsis", hash) {
+			differences = append(differences, &animediff.Synopsis{
+				SynopsisA:   anime.Summary,
+				SynopsisB:   malAnime.Synopsis,
+				NumericHash: hash,
+			})
+		}
+	}
+
+	return differences
+}
+
+// diff genres
+func diffGenres(anime *arn.Anime, malAnime *mal.Anime) []animediff.Difference {
+	var differences []animediff.Difference
+
+	// Compare genres
+	hashA := utils.HashStringsNoOrder(anime.Genres)
+	hashB := utils.HashStringsNoOrder(malAnime.Genres)
+
+	if hashA != hashB {
+		if !arn.IsAnimeDifferenceIgnored(anime.ID, "mal", malAnime.ID, "Genres", hashB) {
+			differences = append(differences, &animediff.Genres{
+				GenresA:     anime.Genres,
+				GenresB:     malAnime.Genres,
+				NumericHash: hashB,
+			})
+		}
+	}
+
+	return differences
+}