through TryBecomeLinkLeader

1 files changed, 79 insertions, 0 deletions

diff --git a/src/union_room.c b/src/union_room.c
new file mode 100644
index 000000000..070c43a09
--- /dev/null
+++ b/src/union_room.c
@@ -0,0 +1,79 @@
+#include "global.h"
+#include "gflib.h"
+#include "event_data.h"
+#include "link_rfu.h"
+#include "task.h"
+#include "union_room.h"
+
+EWRAM_DATA union UnkUnion_Main gUnknown_203B05C = {};
+
+IWRAM_DATA struct UnkStruct_Leader *gUnknown_3002024;
+
+void sub_8115A68(u8 taskId);
+u16 sub_8118658(const u8 *data);
+void sub_811A444(u8 windowId, u8 fontId, const u8 *str, u8 x, u8 y, u8 colorIdx);
+
+extern const u8 *const gUnknown_845742C[][5];
+extern const u8 gUnknown_84571B4[];
+extern const u8 gUnknown_8457234[];
+
+void sub_811586C(u8 windowId, u8 arg1, u8 stringId)
+{
+    FillWindowPixelBuffer(windowId, PIXEL_FILL(1));
+    switch (arg1 << 8)
+    {
+    case 0x200:
+        sub_811A444(windowId, 2, gUnknown_845742C[0][stringId - 1], 0, 2, 0);
+        break;
+    case 0x400:
+        sub_811A444(windowId, 2, gUnknown_845742C[1][stringId - 1], 0, 2, 0);
+        break;
+    case 0x2500:
+        sub_811A444(windowId, 2, gUnknown_845742C[2][stringId - 1], 0, 2, 0);
+        break;
+    case 0x3500:
+        sub_811A444(windowId, 2, gUnknown_845742C[3][stringId - 1], 0, 2, 0);
+        break;
+    }
+
+    CopyWindowToVram(windowId, 2);
+}
+
+void sub_8115924(u8 windowId)
+{
+    u8 text[12];
+    u8 text2[12];
+
+    sub_811A444(windowId, 2, gSaveBlock2Ptr->playerName, 0, 2, 0);
+    StringCopy(text2, gUnknown_84571B4);
+    ConvertIntToDecimalStringN(text, sub_8118658(gSaveBlock2Ptr->playerTrainerId), STR_CONV_MODE_LEADING_ZEROS, 5);
+    StringAppend(text2, text);
+    sub_811A444(windowId, 0, text2, 0, 0x10, 0);
+}
+
+void sub_811599C(u8 *dst, u8 caseId)
+{
+    switch (caseId)
+    {
+    case 1 ... 4:
+    case 9 ... 11:
+    case 21 ... 22:
+        // UB: argument *dst isn't used, instead it always prints to gStringVar4
+        StringExpandPlaceholders(gStringVar4, gUnknown_8457234);
+        break;
+    }
+}
+
+void TryBecomeLinkLeader(void)
+{
+    u8 taskId;
+    struct UnkStruct_Leader *dataPtr;
+
+    taskId = CreateTask(sub_8115A68, 0);
+    gUnknown_203B05C.leader = dataPtr = (void*)(gTasks[taskId].data);
+    gUnknown_3002024 = dataPtr;
+
+    dataPtr->state = 0;
+    dataPtr->textState = 0;
+    gSpecialVar_Result = 0;
+}