From 58cd40912f15c4c66d157eab4ed708755803c753 Mon Sep 17 00:00:00 2001
From: Joshua Goins <josh@redstrate.com>
Date: Mon, 11 Apr 2022 10:36:34 -0400
Subject: [PATCH] Add language code support when reading EXD files

---
 include/exdparser.h |  2 +-
 include/exhparser.h | 20 ++------------------
 include/language.h  | 40 ++++++++++++++++++++++++++++++++++++++++
 src/exdparser.cpp   | 10 ++++++----
 4 files changed, 49 insertions(+), 23 deletions(-)
 create mode 100644 include/language.h

diff --git a/include/exdparser.h b/include/exdparser.h
index 8b63f71..105485a 100644
--- a/include/exdparser.h
+++ b/include/exdparser.h
@@ -19,6 +19,6 @@ struct EXD {
     std::vector<Row> rows;
 };
 
-std::string getEXDFilename(EXH& exh, std::string_view name, ExcelDataPagination& page);
+std::string getEXDFilename(EXH& exh, std::string_view name, std::string_view lang, ExcelDataPagination& page);
 
 EXD readEXD(EXH& exh, std::string_view path, ExcelDataPagination& page);
\ No newline at end of file
diff --git a/include/exhparser.h b/include/exhparser.h
index 157ff19..fbed322 100644
--- a/include/exhparser.h
+++ b/include/exhparser.h
@@ -3,6 +3,8 @@
 #include <string_view>
 #include <vector>
 
+#include "language.h"
+
 // taken from https://xiv.dev/game-data/file-formats/excel
 struct ExhHeader {
     char magic[0x4];
@@ -53,24 +55,6 @@ struct ExcelDataPagination {
     uint32_t rowCount;
 };
 
-enum Language : uint16_t {
-    None,
-    // ja
-    Japanese,
-    // en
-    English,
-    // de
-    German,
-    // fr
-    French,
-    // chs
-    ChineseSimplified,
-    // cht
-    ChineseTraditional,
-    // ko
-    Korean
-};
-
 struct EXH {
     ExhHeader header;
 
diff --git a/include/language.h b/include/language.h
new file mode 100644
index 0000000..cd6db4e
--- /dev/null
+++ b/include/language.h
@@ -0,0 +1,40 @@
+#pragma once
+
+enum Language : uint16_t {
+    None,
+    // ja
+    Japanese,
+    // en
+    English,
+    // de
+    German,
+    // fr
+    French,
+    // chs
+    ChineseSimplified,
+    // cht
+    ChineseTraditional,
+    // ko
+    Korean
+};
+
+inline std::string_view getLanguageCode(const Language lang) {
+    switch(lang) {
+        case Language::Japanese:
+            return "ja";
+        case Language::English:
+            return "en";
+        case Language::German:
+            return "de";
+        case Language::French:
+            return "fr";
+        case Language::ChineseSimplified:
+            return "chs";
+        case Language::ChineseTraditional:
+            return "cht";
+        case Language::Korean:
+            return "ko";
+    }
+
+    return "";
+}
\ No newline at end of file
diff --git a/src/exdparser.cpp b/src/exdparser.cpp
index 7813e31..4d03a2b 100644
--- a/src/exdparser.cpp
+++ b/src/exdparser.cpp
@@ -36,10 +36,12 @@ std::string readData(FILE* file, int offset) {
     return std::to_string(value);
 }
 
-std::string getEXDFilename(EXH& exh, std::string_view name, ExcelDataPagination& page) {
-    auto path = fmt::format("{}_{}.exd", name, page.startId);
-
-    return path;
+std::string getEXDFilename(EXH& exh, std::string_view name, std::string_view lang, ExcelDataPagination& page) {
+    if(lang.empty()) {
+        return fmt::format("{}_{}.exd", name, page.startId);
+    } else {
+        return fmt::format("{}_{}_{}.exd", name, page.startId, lang);
+    }
 }
 
 EXD readEXD(EXH& exh, std::string_view path, ExcelDataPagination& page) {