From dcb4f12a99b52fcf945260af2e9a63c9a6bb6864 Mon Sep 17 00:00:00 2001
From: BemaniWitch <emi@bemani.gay>
Date: Sat, 31 Oct 2020 15:33:59 -0400
Subject: [PATCH] idz: Add UpdateExpedition command

---
 src/idz/userdb/decoder/updateExpedition.ts  | 13 +++++++++++++
 src/idz/userdb/encoder/updateExpedition.ts  | 18 ++++++++++++++++++
 src/idz/userdb/handler/updateExpedition.ts  | 14 ++++++++++++++
 src/idz/userdb/request/updateExpedition.ts  |  4 ++++
 src/idz/userdb/response/updateExpedition.ts |  4 ++++
 5 files changed, 53 insertions(+)
 create mode 100644 src/idz/userdb/decoder/updateExpedition.ts
 create mode 100644 src/idz/userdb/encoder/updateExpedition.ts
 create mode 100644 src/idz/userdb/handler/updateExpedition.ts
 create mode 100644 src/idz/userdb/request/updateExpedition.ts
 create mode 100644 src/idz/userdb/response/updateExpedition.ts

diff --git a/src/idz/userdb/decoder/updateExpedition.ts b/src/idz/userdb/decoder/updateExpedition.ts
new file mode 100644
index 0000000..056a631
--- /dev/null
+++ b/src/idz/userdb/decoder/updateExpedition.ts
@@ -0,0 +1,13 @@
+import { UpdateExpeditionRequest } from "../request/updateExpedition";
+
+updateExpedition.msgCode = 0x013F;
+updateExpedition.msgLen = 0x0010;
+
+export function updateExpedition(
+  buf: Buffer
+): UpdateExpeditionRequest {
+  return {
+    type: "update_expedition_req",
+    expeditionRequestType: buf.readUInt32LE(0x0004),
+  };
+}
diff --git a/src/idz/userdb/encoder/updateExpedition.ts b/src/idz/userdb/encoder/updateExpedition.ts
new file mode 100644
index 0000000..a864c2b
--- /dev/null
+++ b/src/idz/userdb/encoder/updateExpedition.ts
@@ -0,0 +1,18 @@
+import { UpdateExpeditionResponse } from "../response/updateExpedition";
+
+export function updateExpedition(res: UpdateExpeditionResponse) {
+  let buf: Buffer;
+
+  if (res.expeditionType == 0) {
+    buf = Buffer.alloc(0x0040);
+    buf.writeInt16LE(1, 0x0000);
+  } else {
+    buf = Buffer.alloc(0x19f0);
+    buf.writeInt16LE(0x0140, 0x0000);
+    // Experiments used to live here, removed because they're a not-really
+    // working mess. Hopefully, one day there will be beautiful code
+    // here, that works and makes people happy. One day.
+  }
+
+  return buf;
+}
diff --git a/src/idz/userdb/handler/updateExpedition.ts b/src/idz/userdb/handler/updateExpedition.ts
new file mode 100644
index 0000000..1a88c0c
--- /dev/null
+++ b/src/idz/userdb/handler/updateExpedition.ts
@@ -0,0 +1,14 @@
+import { UpdateExpeditionRequest } from "../request/updateExpedition";
+import { UpdateExpeditionResponse } from "../response/updateExpedition";
+import { Repositories } from "../repo";
+
+export async function updateExpedition(
+  w: Repositories,
+  req: UpdateExpeditionRequest
+): Promise<UpdateExpeditionResponse> {
+
+  return {
+    type: "update_expedition_res",
+    expeditionType: req.expeditionRequestType,
+  };
+}
diff --git a/src/idz/userdb/request/updateExpedition.ts b/src/idz/userdb/request/updateExpedition.ts
new file mode 100644
index 0000000..966a45b
--- /dev/null
+++ b/src/idz/userdb/request/updateExpedition.ts
@@ -0,0 +1,4 @@
+export interface UpdateExpeditionRequest {
+  type: "update_expedition_req";
+  expeditionRequestType: number;
+}
diff --git a/src/idz/userdb/response/updateExpedition.ts b/src/idz/userdb/response/updateExpedition.ts
new file mode 100644
index 0000000..0f4e385
--- /dev/null
+++ b/src/idz/userdb/response/updateExpedition.ts
@@ -0,0 +1,4 @@
+export interface UpdateExpeditionResponse {
+  type: "update_expedition_res";
+  expeditionType: number;
+}