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67 lines
2.4 KiB
Haxe
67 lines
2.4 KiB
Haxe
package funkin.data.song.migrator;
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import funkin.data.song.SongData.SongMetadata;
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import funkin.data.song.SongData.SongPlayData;
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import funkin.data.song.SongData.SongCharacterData;
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import funkin.data.song.migrator.SongData_v2_0_0.SongMetadata_v2_0_0;
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import funkin.data.song.migrator.SongData_v2_0_0.SongPlayData_v2_0_0;
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import funkin.data.song.migrator.SongData_v2_0_0.SongPlayableChar_v2_0_0;
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/**
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* This class contains functions to migrate older data formats to the current one.
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*
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* Utilizes static extensions with overloaded inline functions to make migration as easy as `.migrate()`.
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* @see https://try.haxe.org/#e1c1cf22
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*/
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class SongDataMigrator
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{
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public static overload extern inline function migrate(input:SongData_v2_0_0.SongMetadata_v2_0_0):SongMetadata
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{
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return migrate_SongMetadata_v2_0_0(input);
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}
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public static function migrate_SongMetadata_v2_0_0(input:SongData_v2_0_0.SongMetadata_v2_0_0):SongMetadata
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{
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var result:SongMetadata = new SongMetadata(input.songName, input.artist, input.variation);
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result.version = input.version;
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result.timeFormat = input.timeFormat;
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result.divisions = input.divisions;
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result.timeChanges = input.timeChanges;
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result.looped = input.looped;
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result.playData = migrate_SongPlayData_v2_0_0(input.playData);
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result.generatedBy = input.generatedBy;
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return result;
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}
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public static overload extern inline function migrate(input:SongData_v2_0_0.SongPlayData_v2_0_0):SongPlayData
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{
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return migrate_SongPlayData_v2_0_0(input);
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}
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public static function migrate_SongPlayData_v2_0_0(input:SongData_v2_0_0.SongPlayData_v2_0_0):SongPlayData
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{
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var result:SongPlayData = new SongPlayData();
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result.songVariations = input.songVariations;
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result.difficulties = input.difficulties;
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result.stage = input.stage;
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result.noteSkin = input.noteSkin;
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// Fetch the first playable character and migrate it.
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var firstCharKey:Null<String> = input.playableChars.size() == 0 ? null : input.playableChars.keys().array()[0];
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var firstCharData:Null<SongPlayableChar_v2_0_0> = input.playableChars.get(firstCharKey);
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if (firstCharData == null)
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{
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// Fill in a default playable character.
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result.characters = new SongCharacterData('bf', 'gf', 'dad');
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}
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else
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{
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result.characters = new SongCharacterData(firstCharKey, firstCharData.girlfriend, firstCharData.opponent, firstCharData.inst);
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}
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return result;
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}
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}
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