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using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using Newtonsoft.Json;
using StardewModdingAPI.Toolkit.Serialization;
using StardewModdingAPI.Toolkit.Utilities;
namespace StardewModdingAPI.Toolkit.Framework.Clients.WebApi
{
/// <summary>Provides methods for interacting with the SMAPI web API.</summary>
public class WebApiClient
{
/*********
** Fields
*********/
/// <summary>The base URL for the web API.</summary>
private readonly Uri BaseUrl;
/// <summary>The API version number.</summary>
private readonly ISemanticVersion Version;
/// <summary>The JSON serializer settings to use.</summary>
private readonly JsonSerializerSettings JsonSettings = new JsonHelper().JsonSettings;
/*********
** Public methods
*********/
/// <summary>Construct an instance.</summary>
/// <param name="baseUrl">The base URL for the web API.</param>
/// <param name="version">The web API version.</param>
public WebApiClient(string baseUrl, ISemanticVersion version)
{
this.BaseUrl = new Uri(baseUrl);
this.Version = version;
}
/// <summary>Get metadata about a set of mods from the web API.</summary>
/// <param name="mods">The mod keys for which to fetch the latest version.</param>
/// <param name="apiVersion">The SMAPI version installed by the player. If this is null, the API won't provide a recommended update.</param>
/// <param name="gameVersion">The Stardew Valley version installed by the player.</param>
/// <param name="platform">The OS on which the player plays.</param>
/// <param name="includeExtendedMetadata">Whether to include extended metadata for each mod.</param>
public IDictionary<string, ModEntryModel> GetModInfo(ModSearchEntryModel[] mods, ISemanticVersion apiVersion, ISemanticVersion gameVersion, Platform platform, bool includeExtendedMetadata = false)
{
return this.Post<ModSearchModel, ModEntryModel[]>(
$"v{this.Version}/mods",
new ModSearchModel(mods, apiVersion, gameVersion, platform, includeExtendedMetadata)
).ToDictionary(p => p.ID);
}
/*********
** Private methods
*********/
/// <summary>Fetch the response from the backend API.</summary>
/// <typeparam name="TBody">The body content type.</typeparam>
/// <typeparam name="TResult">The expected response type.</typeparam>
/// <param name="url">The request URL, optionally excluding the base URL.</param>
/// <param name="content">The body content to post.</param>
private TResult Post<TBody, TResult>(string url, TBody content)
{
// note: avoid HttpClient for macOS compatibility
using WebClient client = new();
Uri fullUrl = new(this.BaseUrl, url);
string data = JsonConvert.SerializeObject(content);
client.Headers["Content-Type"] = "application/json";
client.Headers["User-Agent"] = $"SMAPI/{this.Version}";
string response = client.UploadString(fullUrl, data);
return JsonConvert.DeserializeObject<TResult>(response, this.JsonSettings)
?? throw new InvalidOperationException($"Could not parse the response from POST {url}.");
}
}
}
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