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Diffstat (limited to 'src/SMAPI/Framework/ModHelpers/ModHelper.cs')
| -rw-r--r-- | src/SMAPI/Framework/ModHelpers/ModHelper.cs | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/SMAPI/Framework/ModHelpers/ModHelper.cs b/src/SMAPI/Framework/ModHelpers/ModHelper.cs new file mode 100644 index 00000000..665b9cf4 --- /dev/null +++ b/src/SMAPI/Framework/ModHelpers/ModHelper.cs @@ -0,0 +1,129 @@ +using System; +using System.IO; +using StardewModdingAPI.Framework.Serialisation; + +namespace StardewModdingAPI.Framework.ModHelpers +{ + /// <summary>Provides simplified APIs for writing mods.</summary> + internal class ModHelper : BaseHelper, IModHelper, IDisposable + { + /********* + ** Properties + *********/ + /// <summary>Encapsulates SMAPI's JSON file parsing.</summary> + private readonly JsonHelper JsonHelper; + + + /********* + ** Accessors + *********/ + /// <summary>The full path to the mod's folder.</summary> + public string DirectoryPath { get; } + + /// <summary>An API for loading content assets.</summary> + public IContentHelper Content { get; } + + /// <summary>An API for accessing private game code.</summary> + public IReflectionHelper Reflection { get; } + + /// <summary>an API for fetching metadata about loaded mods.</summary> + public IModRegistry ModRegistry { get; } + + /// <summary>An API for managing console commands.</summary> + public ICommandHelper ConsoleCommands { get; } + + /// <summary>An API for reading translations stored in the mod's <c>i18n</c> folder, with one file per locale (like <c>en.json</c>) containing a flat key => value structure. Translations are fetched with locale fallback, so missing translations are filled in from broader locales (like <c>pt-BR.json</c> < <c>pt.json</c> < <c>default.json</c>).</summary> + public ITranslationHelper Translation { get; } + + + /********* + ** Public methods + *********/ + /// <summary>Construct an instance.</summary> + /// <param name="modID">The mod's unique ID.</param> + /// <param name="modDirectory">The full path to the mod's folder.</param> + /// <param name="jsonHelper">Encapsulate SMAPI's JSON parsing.</param> + /// <param name="contentHelper">An API for loading content assets.</param> + /// <param name="commandHelper">An API for managing console commands.</param> + /// <param name="modRegistry">an API for fetching metadata about loaded mods.</param> + /// <param name="reflectionHelper">An API for accessing private game code.</param> + /// <param name="translationHelper">An API for reading translations stored in the mod's <c>i18n</c> folder.</param> + /// <exception cref="ArgumentNullException">An argument is null or empty.</exception> + /// <exception cref="InvalidOperationException">The <paramref name="modDirectory"/> path does not exist on disk.</exception> + public ModHelper(string modID, string modDirectory, JsonHelper jsonHelper, IContentHelper contentHelper, ICommandHelper commandHelper, IModRegistry modRegistry, IReflectionHelper reflectionHelper, ITranslationHelper translationHelper) + : base(modID) + { + // validate directory + if (string.IsNullOrWhiteSpace(modDirectory)) + throw new ArgumentNullException(nameof(modDirectory)); + if (!Directory.Exists(modDirectory)) + throw new InvalidOperationException("The specified mod directory does not exist."); + + // initialise + this.DirectoryPath = modDirectory; + this.JsonHelper = jsonHelper ?? throw new ArgumentNullException(nameof(jsonHelper)); + this.Content = contentHelper ?? throw new ArgumentNullException(nameof(contentHelper)); + this.ModRegistry = modRegistry ?? throw new ArgumentNullException(nameof(modRegistry)); + this.ConsoleCommands = commandHelper ?? throw new ArgumentNullException(nameof(commandHelper)); + this.Reflection = reflectionHelper ?? throw new ArgumentNullException(nameof(reflectionHelper)); + this.Translation = translationHelper ?? throw new ArgumentNullException(nameof(translationHelper)); + } + + /**** + ** Mod config file + ****/ + /// <summary>Read the mod's configuration file (and create it if needed).</summary> + /// <typeparam name="TConfig">The config class type. This should be a plain class that has public properties for the settings you want. These can be complex types.</typeparam> + public TConfig ReadConfig<TConfig>() + where TConfig : class, new() + { + TConfig config = this.ReadJsonFile<TConfig>("config.json") ?? new TConfig(); + this.WriteConfig(config); // create file or fill in missing fields + return config; + } + + /// <summary>Save to the mod's configuration file.</summary> + /// <typeparam name="TConfig">The config class type.</typeparam> + /// <param name="config">The config settings to save.</param> + public void WriteConfig<TConfig>(TConfig config) + where TConfig : class, new() + { + this.WriteJsonFile("config.json", config); + } + + /**** + ** Generic JSON files + ****/ + /// <summary>Read a JSON file.</summary> + /// <typeparam name="TModel">The model type.</typeparam> + /// <param name="path">The file path relative to the mod directory.</param> + /// <returns>Returns the deserialised model, or <c>null</c> if the file doesn't exist or is empty.</returns> + public TModel ReadJsonFile<TModel>(string path) + where TModel : class + { + path = Path.Combine(this.DirectoryPath, path); + return this.JsonHelper.ReadJsonFile<TModel>(path); + } + + /// <summary>Save to a JSON file.</summary> + /// <typeparam name="TModel">The model type.</typeparam> + /// <param name="path">The file path relative to the mod directory.</param> + /// <param name="model">The model to save.</param> + public void WriteJsonFile<TModel>(string path, TModel model) + where TModel : class + { + path = Path.Combine(this.DirectoryPath, path); + this.JsonHelper.WriteJsonFile(path, model); + } + + + /**** + ** Disposal + ****/ + /// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary> + public void Dispose() + { + // nothing to dispose yet + } + } +} |