Reorganize constants/

To do: add comments associating constants with data and code

constants/battle_constants.asm

@@ -0,0 +1,51 @@
+MAX_LEVEL EQU 100
+
+NUM_MOVES     EQU 4
+NUM_STATS     EQU 5
+NUM_STAT_MODS EQU 8
+NUM_DVS       EQU 2
+
+; D733 flags
+BIT_TEST_BATTLE EQU 0
+
+; battle type constants
+BATTLE_TYPE_NORMAL  EQU 0
+BATTLE_TYPE_OLD_MAN EQU 1
+BATTLE_TYPE_SAFARI  EQU 2
+
+; fixed damage constants
+SONICBOOM_DAMAGE   EQU 20
+DRAGON_RAGE_DAMAGE EQU 40
+
+; non-volatile statuses
+SLP EQU %111 ; sleep counter
+PSN EQU 3
+BRN EQU 4
+FRZ EQU 5
+PAR EQU 6
+
+; volatile statuses 1
+STORING_ENERGY           EQU 0 ; Bide
+THRASHING_ABOUT          EQU 1 ; e.g. Thrash
+ATTACKING_MULTIPLE_TIMES EQU 2 ; e.g. Double Kick, Fury Attack
+FLINCHED                 EQU 3
+CHARGING_UP              EQU 4 ; e.g. Solar Beam, Fly
+USING_TRAPPING_MOVE      EQU 5 ; e.g. Wrap
+INVULNERABLE             EQU 6 ; charging up Fly/Dig
+CONFUSED                 EQU 7
+
+; volatile statuses 2
+USING_X_ACCURACY    EQU 0
+PROTECTED_BY_MIST   EQU 1
+GETTING_PUMPED      EQU 2 ; Focus Energy
+;                   EQU 3 ; unused
+HAS_SUBSTITUTE_UP   EQU 4
+NEEDS_TO_RECHARGE   EQU 5 ; Hyper Beam
+USING_RAGE          EQU 6
+SEEDED              EQU 7
+
+; volatile statuses 3
+BADLY_POISONED      EQU 0
+HAS_LIGHT_SCREEN_UP EQU 1
+HAS_REFLECT_UP      EQU 2
+TRANSFORMED         EQU 3