feat: internal API class for Guild Configs

src/main/java/dev/salmonllama/fsbot/endpoints/fashionscape/guildconfig/GuildConfigApi.java

@@ -0,0 +1,59 @@
+package dev.salmonllama.fsbot.endpoints.fashionscape.guildconfig;
+
+import dev.salmonllama.fsbot.config.EnvManager;
+import dev.salmonllama.fsbot.endpoints.ApiConnection;
+import okhttp3.RequestBody;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+
+public class GuildConfigApi {
+
+    private static final String GUILD_CONFIG_URI = EnvManager.API_URI + "/guildconfig";
+
+    private final ApiConnection conn;
+
+    public GuildConfigApi() {
+        conn = new ApiConnection(GUILD_CONFIG_URI);
+    }
+
+    public CompletableFuture<Void> create(GuildConfig cfg) {
+        RequestBody body = ApiConnection.marshall(cfg);
+        return CompletableFuture.allOf(conn.post(body));
+    }
+
+    public CompletableFuture<GuildConfig> get(String guildId) {
+        HashMap<String, String> params = new HashMap<>();
+        params.put("guildid", guildId);
+
+        return conn.get(params).thenApplyAsync(response -> {
+            if (response.body() == null) {
+                throw new CompletionException(new RuntimeException("No response"));
+            }
+
+            try {
+                return ApiConnection.unmarshall(response.body(), GuildConfig.class);
+            } catch (IOException e) {
+                throw new CompletionException(e);
+            }
+        });
+    }
+
+    public CompletableFuture<Void> update(GuildConfig cfg) {
+        HashMap<String, String> params = new HashMap<>();
+        params.put("guildid", cfg.getGuildId());
+
+        RequestBody body = ApiConnection.marshall(cfg);
+
+        return CompletableFuture.allOf(conn.put(params, body));
+    }
+
+    public CompletableFuture<Void> delete(String guildId) {
+        HashMap<String, String> params = new HashMap<>();
+        params.put("guildid", guildId);
+
+        return CompletableFuture.allOf(conn.delete(params));
+    }
+}