`SCHEDULE_TIME` (#1438)

* SCHEDULE_CALC_TIME_ALT

* add s32 cast to avoid f32 -> u16 direct cast

* SCHEDULE_TIME

* remove the alts

* Update explanation about the script

2 files changed, 70 insertions, 28 deletions

diff --git a/src/code/z_kankyo.c b/src/code/z_kankyo.c
index 30ea04e16..6dda9090d 100644
--- a/src/code/z_kankyo.c
+++ b/src/code/z_kankyo.c
@@ -702,9 +702,35 @@ s32 Environment_IsSceneUpsideDown(PlayState* play) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_kankyo/Environment_UpdateSun.s")
 
+void func_800F88C4(u16 weekEventFlag);
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_kankyo/func_800F88C4.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_kankyo/func_800F8970.s")
+void func_800F8970(void) {
+    if (!CHECK_WEEKEVENTREG(WEEKEVENTREG_27_40) && (SCHEDULE_TIME_NOW >= SCHEDULE_TIME(9, 31))) {
+        SET_WEEKEVENTREG(WEEKEVENTREG_27_40);
+        func_800F88C4(WEEKEVENTREG_DEPOSITED_LETTER_TO_KAFEI_SOUTH_UPPER_CLOCKTOWN);
+    }
+
+    if (!CHECK_WEEKEVENTREG(WEEKEVENTREG_27_80) && (SCHEDULE_TIME_NOW >= SCHEDULE_TIME(10, 3))) {
+        SET_WEEKEVENTREG(WEEKEVENTREG_27_80);
+        func_800F88C4(WEEKEVENTREG_DEPOSITED_LETTER_TO_KAFEI_NORTH_CLOCKTOWN);
+    }
+
+    if (!CHECK_WEEKEVENTREG(WEEKEVENTREG_28_01) && (SCHEDULE_TIME_NOW >= SCHEDULE_TIME(10, 35))) {
+        SET_WEEKEVENTREG(WEEKEVENTREG_28_01);
+        func_800F88C4(WEEKEVENTREG_DEPOSITED_LETTER_TO_KAFEI_EAST_UPPER_CLOCKTOWN);
+    }
+
+    if (!CHECK_WEEKEVENTREG(WEEKEVENTREG_28_02) && (SCHEDULE_TIME_NOW >= SCHEDULE_TIME(10, 53))) {
+        SET_WEEKEVENTREG(WEEKEVENTREG_28_02);
+        func_800F88C4(WEEKEVENTREG_DEPOSITED_LETTER_TO_KAFEI_EAST_LOWER_CLOCKTOWN);
+    }
+
+    if (!CHECK_WEEKEVENTREG(WEEKEVENTREG_28_04) && (SCHEDULE_TIME_NOW >= SCHEDULE_TIME(11, 25))) {
+        SET_WEEKEVENTREG(WEEKEVENTREG_28_04);
+        func_800F88C4(WEEKEVENTREG_DEPOSITED_LETTER_TO_KAFEI_SOUTH_LOWER_CLOCKTOWN);
+    }
+}
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_kankyo/Environment_UpdatePostmanEvents.s")
 
diff --git a/src/code/z_schedule.c b/src/code/z_schedule.c
index fdefb0f42..38bcb58c3 100644
--- a/src/code/z_schedule.c
+++ b/src/code/z_schedule.c
@@ -4,7 +4,7 @@
     (temp) = (hour)*60.0f;                           \
     (temp) += (minute);                              \
     (dest) = (temp) * (0x10000 / 60 / 24.0f);        \
-    (dest) = SCHEDULE_CONVERT_TIME(dest);
+    (dest) = SCHEDULE_CONVERT_TIME(dest)
 
 s32 Schedule_CheckFlagS(PlayState* play, u8** script, ScheduleOutput* output) {
     ScheduleCmdCheckFlagS* cmd = (ScheduleCmdCheckFlagS*)*script;
@@ -239,34 +239,50 @@ s32 Schedule_BranchL(PlayState* play, u8** script, ScheduleOutput* output) {
     return false;
 }
 
-static s32 (*sScheduleCmdFuncs[])(PlayState*, u8**, ScheduleOutput*) = {
-    Schedule_CheckFlagS,       Schedule_CheckFlagL,     Schedule_CheckTimeRangeS,  Schedule_CheckTimeRangeL,
-    Schedule_ReturnValueL,     Schedule_ReturnNone,     Schedule_ReturnEmpty,      Schedule_Nop,
-    Schedule_CheckMiscS,       Schedule_ReturnValueS,   Schedule_CheckNotInSceneS, Schedule_CheckNotInSceneL,
-    Schedule_CheckNotInDayS,   Schedule_CheckNotInDayL, Schedule_ReturnTime,       Schedule_CheckBeforeTimeS,
-    Schedule_CheckBeforeTimeL, Schedule_BranchS,        Schedule_BranchL,
+typedef s32 (*ScheduleCmdFunc)(PlayState*, u8**, ScheduleOutput*);
+
+static ScheduleCmdFunc sScheduleCmdFuncs[] = {
+    Schedule_CheckFlagS,       // SCHEDULE_CMD_ID_CHECK_FLAG_S
+    Schedule_CheckFlagL,       // SCHEDULE_CMD_ID_CHECK_FLAG_L
+    Schedule_CheckTimeRangeS,  // SCHEDULE_CMD_ID_CHECK_TIME_RANGE_S
+    Schedule_CheckTimeRangeL,  // SCHEDULE_CMD_ID_CHECK_TIME_RANGE_L
+    Schedule_ReturnValueL,     // SCHEDULE_CMD_ID_RET_VAL_L
+    Schedule_ReturnNone,       // SCHEDULE_CMD_ID_RET_NONE
+    Schedule_ReturnEmpty,      // SCHEDULE_CMD_ID_RET_EMPTY
+    Schedule_Nop,              // SCHEDULE_CMD_ID_NOP
+    Schedule_CheckMiscS,       // SCHEDULE_CMD_ID_CHECK_MISC_S
+    Schedule_ReturnValueS,     // SCHEDULE_CMD_ID_RET_VAL_S
+    Schedule_CheckNotInSceneS, // SCHEDULE_CMD_ID_CHECK_NOT_IN_SCENE_S
+    Schedule_CheckNotInSceneL, // SCHEDULE_CMD_ID_CHECK_NOT_IN_SCENE_L
+    Schedule_CheckNotInDayS,   // SCHEDULE_CMD_ID_CHECK_NOT_IN_DAY_S
+    Schedule_CheckNotInDayL,   // SCHEDULE_CMD_ID_CHECK_NOT_IN_DAY_L
+    Schedule_ReturnTime,       // SCHEDULE_CMD_ID_RET_TIME
+    Schedule_CheckBeforeTimeS, // SCHEDULE_CMD_ID_CHECK_BEFORE_TIME_S
+    Schedule_CheckBeforeTimeL, // SCHEDULE_CMD_ID_CHECK_BEFORE_TIME_L
+    Schedule_BranchS,          // SCHEDULE_CMD_ID_BRANCH_S
+    Schedule_BranchL,          // SCHEDULE_CMD_ID_BRANCH_L
 };
 
 static u8 sScheduleCmdSizes[] = {
-    sizeof(ScheduleCmdCheckFlagS),
-    sizeof(ScheduleCmdCheckFlagL),
-    sizeof(ScheduleCmdCheckTimeRangeS),
-    sizeof(ScheduleCmdCheckTimeRangeL),
-    sizeof(ScheduleCmdReturnValueL),
-    sizeof(ScheduleCmdBase),
-    sizeof(ScheduleCmdBase),
-    sizeof(ScheduleCmdNop),
-    sizeof(ScheduleCmdCheckMiscS),
-    sizeof(ScheduleCmdReturnValueS),
-    sizeof(ScheduleCmdCheckNotInSceneS),
-    sizeof(ScheduleCmdCheckNotInSceneL),
-    sizeof(ScheduleCmdCheckNotInDayS),
-    sizeof(ScheduleCmdCheckNotInDayL),
-    sizeof(ScheduleCmdReturnTime),
-    sizeof(ScheduleCmdCheckBeforeTimeS),
-    sizeof(ScheduleCmdCheckBeforeTimeL),
-    sizeof(ScheduleCmdBranchS),
-    sizeof(ScheduleCmdBranchL),
+    sizeof(ScheduleCmdCheckFlagS),       // SCHEDULE_CMD_ID_CHECK_FLAG_S
+    sizeof(ScheduleCmdCheckFlagL),       // SCHEDULE_CMD_ID_CHECK_FLAG_L
+    sizeof(ScheduleCmdCheckTimeRangeS),  // SCHEDULE_CMD_ID_CHECK_TIME_RANGE_S
+    sizeof(ScheduleCmdCheckTimeRangeL),  // SCHEDULE_CMD_ID_CHECK_TIME_RANGE_L
+    sizeof(ScheduleCmdReturnValueL),     // SCHEDULE_CMD_ID_RET_VAL_L
+    sizeof(ScheduleCmdBase),             // SCHEDULE_CMD_ID_RET_NONE
+    sizeof(ScheduleCmdBase),             // SCHEDULE_CMD_ID_RET_EMPTY
+    sizeof(ScheduleCmdNop),              // SCHEDULE_CMD_ID_NOP
+    sizeof(ScheduleCmdCheckMiscS),       // SCHEDULE_CMD_ID_CHECK_MISC_S
+    sizeof(ScheduleCmdReturnValueS),     // SCHEDULE_CMD_ID_RET_VAL_S
+    sizeof(ScheduleCmdCheckNotInSceneS), // SCHEDULE_CMD_ID_CHECK_NOT_IN_SCENE_S
+    sizeof(ScheduleCmdCheckNotInSceneL), // SCHEDULE_CMD_ID_CHECK_NOT_IN_SCENE_L
+    sizeof(ScheduleCmdCheckNotInDayS),   // SCHEDULE_CMD_ID_CHECK_NOT_IN_DAY_S
+    sizeof(ScheduleCmdCheckNotInDayL),   // SCHEDULE_CMD_ID_CHECK_NOT_IN_DAY_L
+    sizeof(ScheduleCmdReturnTime),       // SCHEDULE_CMD_ID_RET_TIME
+    sizeof(ScheduleCmdCheckBeforeTimeS), // SCHEDULE_CMD_ID_CHECK_BEFORE_TIME_S
+    sizeof(ScheduleCmdCheckBeforeTimeL), // SCHEDULE_CMD_ID_CHECK_BEFORE_TIME_L
+    sizeof(ScheduleCmdBranchS),          // SCHEDULE_CMD_ID_BRANCH_S
+    sizeof(ScheduleCmdBranchL),          // SCHEDULE_CMD_ID_BRANCH_L
 };
 
 s32 Schedule_RunScript(PlayState* play, u8* script, ScheduleOutput* output) {
@@ -275,7 +291,7 @@ s32 Schedule_RunScript(PlayState* play, u8* script, ScheduleOutput* output) {
 
     do {
         size = sScheduleCmdSizes[*script];
-        stop = (*sScheduleCmdFuncs[*script])(play, &script, output);
+        stop = sScheduleCmdFuncs[*script](play, &script, output);
         script += size;
     } while (!stop);