add field info to wild pokemon json

4 files changed, 88 insertions, 30 deletions

diff --git a/src/data/wild_encounters.json b/src/data/wild_encounters.json
index 6dd24bfed..ea555bd32 100755
--- a/src/data/wild_encounters.json
+++ b/src/data/wild_encounters.json
@@ -3,6 +3,32 @@
     {
       "label": "gWildMonHeaders",
       "for_maps": true,
+      "fields": [
+        {
+          "type": "land_mons",
+          "encounter_rates": [
+            20, 20, 10, 10, 10, 10, 5, 5, 4, 4, 1, 1
+          ]
+        },
+        {
+          "type": "water_mons",
+          "encounter_rates": [
+            60, 30, 5, 4, 1
+          ]
+        },
+        {
+          "type": "rock_smash_mons",
+          "encounter_rates": [
+            60, 30, 5, 4, 1
+          ]
+        },
+        {
+          "type": "fishing_mons",
+          "encounter_rates": [
+            70, 30, 60, 20, 20, 40, 40, 15, 4, 1
+          ]
+        }
+      ],
       "encounters": [
         {
           "map": "MAP_ROUTE101",
diff --git a/src/data/wild_encounters.json.txt b/src/data/wild_encounters.json.txt
index 8f88cc587..3fb42c404 100755
--- a/src/data/wild_encounters.json.txt
+++ b/src/data/wild_encounters.json.txt
@@ -1,5 +1,16 @@
 {{ doNotModifyHeader }}
+
 ## for wild_encounter_group in wild_encounter_groups
+{% if wild_encounter_group.for_maps %}
+## for wild_encounter_field in wild_encounter_group.fields
+## for encounter_rate in wild_encounter_field.encounter_rates
+{% if trackVar(encounter_rate, 100) %}
+#define ENCOUNTER_CHANCE_{{ upper(wild_encounter_field.type) }}_INDEX_{{ loop.index }} {{ encounter_rate }} {% else %}#define ENCOUNTER_CHANCE_{{ upper(wild_encounter_field.type) }}_INDEX_{{ loop.index }} ENCOUNTER_CHANCE_{{ upper(wild_encounter_field.type) }}_INDEX_{{ subtract(loop.index, 1) }} + {{ encounter_rate }}{% endif %}
+## endfor
+
+## endfor
+{% endif %}
+
 ## for encounter in wild_encounter_group.encounters
 {% if existsIn(encounter, "land_mons") %}
 const struct WildPokemon {{ encounter.base_label }}_LandMons[] =
diff --git a/src/wild_encounter.c b/src/wild_encounter.c
index 84275526e..f8031c451 100644
--- a/src/wild_encounter.c
+++ b/src/wild_encounter.c
@@ -105,7 +105,7 @@ static bool8 CheckFeebas(void)
         if (y >= gRoute119WaterTileData[3 * 2 + 0] && y <= gRoute119WaterTileData[3 * 2 + 1])
             route119Section = 2;
 
-        if (Random() % 100 > 49) // 50% chance of encountering Feebas
+        if (Random() % 100 > 49)
             return FALSE;
 
         FeebasSeedRng(gSaveBlock1Ptr->easyChatPairs[0].unk2);
@@ -145,29 +145,29 @@ static u8 ChooseWildMonIndex_Land(void)
 {
     u8 rand = Random() % 100;
 
-    if (rand < 20)                  // 20% chance
+    if (rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_0)
         return 0;
-    else if (rand >= 20 && rand < 40)    // 20% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_0 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_1)
         return 1;
-    else if (rand >= 40 && rand < 50)    // 10% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_1 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_2)
         return 2;
-    else if (rand >= 50 && rand < 60)    // 10% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_2 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_3)
         return 3;
-    else if (rand >= 60 && rand < 70)    // 10% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_3 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_4)
         return 4;
-    else if (rand >= 70 && rand < 80)    // 10% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_4 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_5)
         return 5;
-    else if (rand >= 80 && rand < 85)    // 5% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_5 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_6)
         return 6;
-    else if (rand >= 85 && rand < 90)    // 5% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_6 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_7)
         return 7;
-    else if (rand >= 90 && rand < 94)    // 4% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_7 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_8)
         return 8;
-    else if (rand >= 94 && rand < 98)    // 4% chance
+    else if (rand >= ENCOUNTER_CHANCE_LAND_MONS_INDEX_8 && rand < ENCOUNTER_CHANCE_LAND_MONS_INDEX_9)
         return 9;
-    else if (rand == 98)                 // 1% chance
+    else if (rand == ENCOUNTER_CHANCE_LAND_MONS_INDEX_9)
         return 10;
-    else                            // 1% chance
+    else
         return 11;
 }
 
@@ -175,15 +175,15 @@ static u8 ChooseWildMonIndex_WaterRock(void)
 {
     u8 rand = Random() % 100;
 
-    if (rand < 60)                  // 60% chance
+    if (rand < ENCOUNTER_CHANCE_WATER_MONS_INDEX_0)
         return 0;
-    else if (rand >= 60 && rand < 90)    // 30% chance
+    else if (rand >= ENCOUNTER_CHANCE_WATER_MONS_INDEX_0 && rand < ENCOUNTER_CHANCE_WATER_MONS_INDEX_1)
         return 1;
-    else if (rand >= 90 && rand < 95)    // 5% chance
+    else if (rand >= ENCOUNTER_CHANCE_WATER_MONS_INDEX_1 && rand < ENCOUNTER_CHANCE_WATER_MONS_INDEX_2)
         return 2;
-    else if (rand >= 95 && rand < 99)    // 4% chance
+    else if (rand >= ENCOUNTER_CHANCE_WATER_MONS_INDEX_2 && rand < ENCOUNTER_CHANCE_WATER_MONS_INDEX_3)
         return 3;
-    else                            // 1% chance
+    else
         return 4;
 }
 
@@ -202,29 +202,29 @@ static u8 ChooseWildMonIndex_Fishing(u8 rod)
     switch (rod)
     {
     case OLD_ROD:
-        if (rand < 70)  // 70% chance
+        if (rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_0)
             wildMonIndex = 0;
-        else            // 30% chance
+        else
             wildMonIndex = 1;
         break;
     case GOOD_ROD:
-        if (rand < 60)                  // 60% chance
+        if (rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_2)
             wildMonIndex = 2;
-        if (rand >= 60 && rand < 80)    // 20% chance
+        if (rand >= ENCOUNTER_CHANCE_FISHING_MONS_INDEX_2 && rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_3)
             wildMonIndex = 3;
-        if (rand >= 80 && rand < 100)   // 20% chance
+        if (rand >= ENCOUNTER_CHANCE_FISHING_MONS_INDEX_3 && rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_4)
             wildMonIndex = 4;
         break;
     case SUPER_ROD:
-        if (rand < 40)                  // 40% chance
+        if (rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_5)
             wildMonIndex = 5;
-        if (rand >= 40 && rand < 80)    // 40% chance
+        if (rand >= ENCOUNTER_CHANCE_FISHING_MONS_INDEX_5 && rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_6)
             wildMonIndex = 6;
-        if (rand >= 80 && rand < 95)    // 15% chance
+        if (rand >= ENCOUNTER_CHANCE_FISHING_MONS_INDEX_6 && rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_7)
             wildMonIndex = 7;
-        if (rand >= 95 && rand < 99)    // 4% chance
+        if (rand >= ENCOUNTER_CHANCE_FISHING_MONS_INDEX_7 && rand < ENCOUNTER_CHANCE_FISHING_MONS_INDEX_8)
             wildMonIndex = 8;
-        if (rand == 99)                 // 1% chance
+        if (rand == ENCOUNTER_CHANCE_FISHING_MONS_INDEX_8)
             wildMonIndex = 9;
         break;
     }
diff --git a/tools/jsonproc/jsonproc.cpp b/tools/jsonproc/jsonproc.cpp
index efe48f39f..c0d6e9434 100755
--- a/tools/jsonproc/jsonproc.cpp
+++ b/tools/jsonproc/jsonproc.cpp
@@ -36,7 +36,14 @@ int main(int argc, char *argv[])
 
     // Add custom command callbacks.
     env.add_callback("doNotModifyHeader", 0, [jsonfilepath, templateFilepath](Arguments& args) {
-        return "//\n// DO NOT MODIFY THIS FILE! IT IS AUTO-GENERATED FROM " + jsonfilepath +" and Inja template " + templateFilepath + "\n//\n";
+        return "//\n// DO NOT MODIFY THIS FILE! It is auto-generated from " + jsonfilepath +" and Inja template " + templateFilepath + "\n//\n";
+    });
+
+    env.add_callback("subtract", 2, [](Arguments& args) {
+        int minuend = args.at(0)->get<int>();
+        int subtrahend = args.at(1)->get<int>();
+
+        return minuend - subtrahend;
     });
 
     env.add_callback("setVar", 2, [=](Arguments& args) {
@@ -51,6 +58,21 @@ int main(int argc, char *argv[])
         return get_custom_var(key);
     });
 
+    env.add_callback("trackVar", 2, [](Arguments& args) {
+        static int counter = 0;
+
+        int addValue = args.at(0)->get<int>();
+        int checkValue = args.at(1)->get<int>();
+
+        bool over = false;
+
+        counter = (counter + addValue) % (checkValue + 1);
+
+        if (counter <= addValue) over = true;
+
+        return over;
+    });
+
     env.add_callback("concat", 2, [](Arguments& args) {
         string first = args.at(0)->get<string>();
         string second = args.at(1)->get<string>();
@@ -67,7 +89,6 @@ int main(int argc, char *argv[])
         return rawValue.erase(0, prefix.length());
     });
 
-    // Add custom command callbacks.
     env.add_callback("removeSuffix", 2, [](Arguments& args) {
         string rawValue = args.at(0)->get<string>();
         string suffix = args.at(1)->get<string>();