From 85045e1e4a15e0a5657d189e83dd202a2c37f2b0 Mon Sep 17 00:00:00 2001
From: Yuuta Liang <yuuta@yuuta.moe>
Date: Wed, 13 Jul 2022 11:16:27 -0700
Subject: First Commit

Signed-off-by: Trumeet <yuuta@yuuta.moe>
---
 src/main/java/moe/ymc/acron/c2s/ReqCmd.java | 51 +++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 src/main/java/moe/ymc/acron/c2s/ReqCmd.java

(limited to 'src/main/java/moe/ymc/acron/c2s/ReqCmd.java')

diff --git a/src/main/java/moe/ymc/acron/c2s/ReqCmd.java b/src/main/java/moe/ymc/acron/c2s/ReqCmd.java
new file mode 100644
index 0000000..bcd8d48
--- /dev/null
+++ b/src/main/java/moe/ymc/acron/c2s/ReqCmd.java
@@ -0,0 +1,51 @@
+package moe.ymc.acron.c2s;
+
+import com.google.gson.*;
+import com.google.gson.annotations.SerializedName;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.lang.reflect.Type;
+
+public record ReqCmd(@SerializedName("id") int id,
+                     @SerializedName("cmd") @NotNull String cmd,
+                     @SerializedName("config") @Nullable ReqSetConfig config)
+        implements Request {
+    @Override
+    public void validate() {
+        if (cmd == null) {
+            throw new IllegalArgumentException("Property 'cmd' cannot be null.");
+        }
+    }
+
+    @Override
+    public int getId() {
+        return id;
+    }
+
+    public static class ReqCmdDeserializer implements JsonDeserializer<ReqCmd> {
+        @Override
+        public ReqCmd deserialize(JsonElement json,
+                                  Type typeOfT,
+                                  JsonDeserializationContext context) throws JsonParseException {
+            final JsonObject object = json.getAsJsonObject();
+            final int id = object.has("id") ?
+                    object.get("id").getAsInt() :
+                    0;
+            final String cmd = object.has("cmd") ?
+                    object.get("cmd").getAsString() :
+                    null;
+            // We cannot use context#deserialize here
+            // because RuntimeTypeAdapterFactory keeps kicking in
+            // and asking for the 'type' property
+            // which is obviously redundant for an inner field.
+            // Thus, I pass it directly to the deserializer
+            // to bypass the RuntimeTypeAdapterFactory.
+            final ReqSetConfig reqSetConfig = object.has("config") ?
+                    new ReqSetConfig.ReqSetConfigDeserializer()
+                            .deserialize(object.get("config"), ReqSetConfig.class, context) :
+                    null;
+            return new ReqCmd(id, cmd, reqSetConfig);
+        }
+    }
+}
-- 
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