basic mag evolution

src/entity/character.rs

@@ -7,7 +7,7 @@ use libpso::character::character::{DEFAULT_PALETTE_CONFIG, DEFAULT_TECH_MENU};
 use crate::entity::item::tech::Technique;
 use crate::entity::account::UserAccountId;
 
-#[derive(Copy, Clone, Hash, PartialEq, Eq)]
+#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
 pub enum CharacterClass {
     HUmar,
     HUnewearl,
@@ -64,7 +64,7 @@ impl Into<u8> for CharacterClass {
 }
 
 
-#[derive(Copy, Clone, Hash, PartialEq, Eq, derive_more::Display)]
+#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq, derive_more::Display)]
 pub enum SectionID {
     Viridia,
     Greenill,

src/entity/item/mag.rs

@@ -1,21 +1,25 @@
 use std::collections::HashMap;
 use serde::{Serialize, Deserialize};
 use crate::entity::item::tool::ToolType;
+use crate::entity::character::{CharacterClass, SectionID};
 use std::io::Read;
 
+use std::cmp::Ordering::{Less, Greater, Equal};
+
 #[derive(Debug, Deserialize)]
 struct MagStats {
-    feed_table: u32,
+    feed_table: usize,
+    photon_blast: Option<PhotonBlast>
 }
 
 #[derive(Debug, Deserialize)]
 struct MagFeedTable {
-    def: i32,
-    pow: i32,
-    dex: i32,
-    mnd: i32,
-    iq: i32,
-    syn: i32,
+    def: i16,
+    pow: i16,
+    dex: i16,
+    mnd: i16,
+    iq: i8,
+    syn: i8,
 }
 
 lazy_static::lazy_static! {
@@ -302,6 +306,144 @@ impl MagType {
             _ => Err(ItemParseError::InvalidMagType),
         }
     }
+
+    pub fn can_evolve(&self) -> bool {
+        match self {
+            MagType::Mag => true,
+            MagType::Varuna => true,
+            MagType::Mitra => true,
+            MagType::Surya => true,
+            MagType::Vayu => true,
+            MagType::Varaha => true,
+            MagType::Kama => true,
+            MagType::Ushasu => true,
+            MagType::Apsaras => true,
+            MagType::Kumara => true,
+            MagType::Kaitabha => true,
+            MagType::Tapas => true,
+            MagType::Bhirava => true,
+            MagType::Kalki => true,
+            MagType::Rudra => true,
+            MagType::Marutah => true,
+            MagType::Yaksa => true,
+            MagType::Sita => true,
+            MagType::Garuda => true,
+            MagType::Nandin => true,
+            MagType::Ashvinau => true,
+            MagType::Ribhava => true,
+            MagType::Soma => true,
+            MagType::Ila => true,
+            MagType::Durga => true,
+            MagType::Vritra => true,
+            MagType::Namuci => true,
+            MagType::Sumba => true,
+            MagType::Naga => true,
+            MagType::Pitri => true,
+            MagType::Kabanda => true,
+            MagType::Ravana => true,
+            MagType::Marica => true,
+            MagType::Soniti => true,
+            MagType::Preta => true,
+            MagType::Andhaka => true,
+            MagType::Bana => true,
+            MagType::Naraka => true,
+            MagType::Madhu => true,
+            MagType::Churel => false,
+            MagType::Robochao => false,
+            MagType::OpaOpa => false,
+            MagType::Pian => false,
+            MagType::Chao => false,
+            MagType::ChuChu => false,
+            MagType::KapuKapu => false,
+            MagType::AngelsWing => false,
+            MagType::DevilsWing => false,
+            MagType::Elenor => false,
+            MagType::MarkIII => false,
+            MagType::MasterSystem => false,
+            MagType::Genesis => false,
+            MagType::SegaSaturn => false,
+            MagType::Dreamcast => false,
+            MagType::Hamburger => false,
+            MagType::PanzersTail => false,
+            MagType::DevilsTail => false,
+            MagType::Deva => false,
+            MagType::Rati => false,
+            MagType::Savitri => false,
+            MagType::Rukmin => false,
+            MagType::Pushan => false,
+            MagType::Diwari => false,
+            MagType::Sato => false,
+            MagType::Bhima => false,
+            MagType::Nidra => false,
+            MagType::GeungSi => false,
+            MagType::Tellusis => false,
+            MagType::StrikerUnit => false,
+            MagType::Pioneer => false,
+            MagType::Puyo => false,
+            MagType::Moro => false,
+            MagType::Rappy => false,
+            MagType::Yahoo => false,
+            MagType::GaelGiel => false,
+            MagType::Agastya => false,
+        }
+    }
+}
+
+
+enum MagAttribute {
+    //Def,
+    Pow,
+    Dex,
+    Mind,
+}
+
+// one day I hope to be cool enough to figure how to enforce that each magattribute in sequence must be unique
+// (to not need the _ in the match)
+enum MagAttributeOrdering {
+    Sequence(MagAttribute, MagAttribute, MagAttribute),
+    Primary(MagAttribute),
+    MultiPrimary
+}
+
+impl MagAttributeOrdering {
+    fn new(pow: u16, dex: u16, mnd: u16) -> MagAttributeOrdering {
+        let primary = if pow > dex && pow > mnd {
+            MagAttribute::Pow
+        }
+        else if dex > pow && dex > mnd{
+            MagAttribute::Dex
+        }
+        else if mnd > pow && mnd > dex {
+            MagAttribute::Mind
+        }
+        else {
+            return MagAttributeOrdering::MultiPrimary
+        };
+
+        match primary {
+            MagAttribute::Pow => {
+                match dex.cmp(&mnd) {
+                    Greater => MagAttributeOrdering::Sequence(primary, MagAttribute::Dex, MagAttribute::Mind),
+                    Equal => MagAttributeOrdering::Primary(primary),
+                    Less => MagAttributeOrdering::Sequence(primary, MagAttribute::Mind, MagAttribute::Dex),
+                }
+            },
+            MagAttribute::Dex => {
+                match pow.cmp(&mnd) {
+                    Greater => MagAttributeOrdering::Sequence(primary, MagAttribute::Pow, MagAttribute::Mind),
+                    Equal => MagAttributeOrdering::Primary(primary),
+                    Less => MagAttributeOrdering::Sequence(primary, MagAttribute::Mind, MagAttribute::Pow),
+                }
+            },
+            MagAttribute::Mind => {
+                match pow.cmp(&dex) {
+                    Greater => MagAttributeOrdering::Sequence(primary, MagAttribute::Pow, MagAttribute::Dex),
+                    Equal => MagAttributeOrdering::Primary(primary),
+                    Less => MagAttributeOrdering::Sequence(primary, MagAttribute::Dex, MagAttribute::Pow),
+                }
+            },
+        }
+    }
 }
 
 #[derive(Debug, Clone, PartialEq)]
@@ -311,9 +453,10 @@ pub enum MagModifier {
     },
     BankMag, // when putting a mag in the bank it truncates the values which has applications when raising degenerate mags
     MagCell(ToolType),
+    OwnerChange(CharacterClass, SectionID)
 }
 
-#[derive(Debug, Copy, Clone, PartialEq)]
+#[derive(Debug, Copy, Clone, PartialEq, Deserialize, enum_utils::FromStr)]
 pub enum PhotonBlast {
     Farlla,
     Estlla,
@@ -334,7 +477,9 @@ pub struct Mag {
     iq: u8,
     photon_blast: [Option<PhotonBlast>; 3],
     pub color: u8,
-    modifiers: Vec<MagModifier>,
+    //modifiers: Vec<MagModifier>,
+    class: CharacterClass,
+    id: SectionID,
 }
 
 
@@ -350,7 +495,9 @@ impl Mag {
             iq: 0,
             photon_blast: [None; 3],
             color: (skin % 18) as u8,
-            modifiers: Vec::new(),
+            //modifiers: Vec::new(),
+            class: CharacterClass::HUmar,
+            id: SectionID::Viridia,
         }
     }
 
@@ -449,7 +596,9 @@ impl Mag {
                 iq: iq,
                 photon_blast: [None, None, None], // TODO: actually get PBs from bytes
                 color: data[15] % 18,
-                modifiers: Vec::new(),
+                //modifiers: Vec::new(),
+                class: CharacterClass::HUmar,
+                id: SectionID::Viridia,
             })
         }
         else {
@@ -457,6 +606,382 @@ impl Mag {
         }
     }
 
+    pub fn def(&self) -> u16 {
+        self.def/100
+    }
+
+    pub fn pow(&self) -> u16 {
+        self.pow/100
+    }
+
+    pub fn dex(&self) -> u16 {
+        self.dex/100
+    }
+
+    pub fn mind(&self) -> u16 {
+        self.mnd/100
+    }
+
+    pub fn level(&self) -> u16 {
+        self.def() + self.pow() + self.dex() + self.mind()
+    }
+
+    fn change_mag_type(&mut self, previous_level: u16) {
+        if !self.mag.can_evolve() {
+            return
+        }
+
+        if self.level() >= 10 && previous_level < 10 {
+            match self.class {
+                CharacterClass::HUmar | CharacterClass::HUnewearl | CharacterClass::HUcast | CharacterClass::HUcaseal => {
+                    self.mag = MagType::Varuna
+                },
+                CharacterClass::RAmar | CharacterClass::RAmarl | CharacterClass::RAcast | CharacterClass::RAcaseal => {
+                    self.mag = MagType::Kalki
+                },
+                CharacterClass::FOmar | CharacterClass::FOmarl | CharacterClass::FOnewm | CharacterClass::FOnewearl => {
+                    self.mag = MagType::Vritra
+                },
+            }
+        }
+
+        if self.level() >= 35 && previous_level < 35 {
+            match self.mag {
+                MagType::Varuna => {
+                    if self.pow > self.dex && self.pow > self.mnd {
+                        self.mag = MagType::Rudra
+                    }
+                    else if self.dex > self.pow && self.dex > self.mnd {
+                        self.mag = MagType::Marutah
+                    }
+                    else if self.mnd > self.pow && self.mnd > self.dex {
+                        self.mag = MagType::Vayu
+                    }
+                    else {
+                        self.mag = MagType::Rudra
+                    }
+                },
+                MagType::Kalki => {
+                    if self.pow > self.dex && self.pow > self.mnd {
+                        self.mag = MagType::Surya
+                    }
+                    else if self.dex > self.pow && self.dex > self.mnd {
+                        self.mag = MagType::Mitra
+                    }
+                    else if self.mnd > self.pow && self.mnd > self.dex {
+                        self.mag = MagType::Tapas
+                    }
+                    else {
+                        self.mag = MagType::Mitra
+                    }
+                },
+                MagType::Vritra => {
+                    if self.pow > self.dex && self.pow > self.mnd {
+                        self.mag = MagType::Sumba
+                    }
+                    else if self.dex > self.pow && self.dex > self.mnd {
+                        self.mag = MagType::Ashvinau
+                    }
+                    else if self.mnd > self.pow && self.mnd > self.dex {
+                        self.mag = MagType::Namuci
+                    }
+                    else {
+                        self.mag = MagType::Namuci
+                    }
+                },
+                _ => unreachable!(),
+            }
+        }
+
+        if self.level() >= 50 && self.level() % 5 == 0 {
+            let mag_attr_ordering = MagAttributeOrdering::new(self.pow, self.dex, self.mnd);
+            self.mag = match self.id {
+                SectionID::Viridia | SectionID::Skyly | SectionID::Purplenum | SectionID::Redria | SectionID::Yellowboze => {
+                    match self.class {
+                        CharacterClass::HUmar | CharacterClass::HUnewearl | CharacterClass::HUcast | CharacterClass::HUcaseal => {
+                            match mag_attr_ordering {
+                                MagAttributeOrdering::Primary(MagAttribute::Pow) => MagType::Varaha,
+                                MagAttributeOrdering::Primary(MagAttribute::Dex) => MagType::Nandin,
+                                MagAttributeOrdering::Primary(MagAttribute::Mind) => MagType::Kabanda,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind) => MagType::Varaha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex) => MagType::Bhirava,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind) => MagType::Ila,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow) => MagType::Nandin,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex) => MagType::Kabanda,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow) => MagType::Ushasu,
+                                MagAttributeOrdering::MultiPrimary => {
+                                    if self.dex >= self.mnd {
+                                        MagType::Varaha
+                                    }
+                                    else {
+                                        MagType::Bhirava
+                                    }
+                                },
+                                _ => unreachable!()
+                            }
+                        },
+                        CharacterClass::RAmar | CharacterClass::RAmarl | CharacterClass::RAcast | CharacterClass::RAcaseal => {
+                            match mag_attr_ordering {
+                                MagAttributeOrdering::Primary(MagAttribute::Pow) => MagType::Kama,
+                                MagAttributeOrdering::Primary(MagAttribute::Dex) => MagType::Kama,
+                                MagAttributeOrdering::Primary(MagAttribute::Mind) => MagType::Varaha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind) => MagType::Kama,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex) => MagType::Bhirava,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind) => MagType::Bhirava,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow) => MagType::Kama,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex) => MagType::Varaha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow) => MagType::Apsaras,
+                                MagAttributeOrdering::MultiPrimary => {
+                                    if self.mnd >= self.pow {
+                                        MagType::Kama
+                                    }
+                                    else {
+                                        MagType::Bhirava
+                                    }
+                                }
+                                _ => unreachable!()
+                            }
+                        },
+                        CharacterClass::FOmar | CharacterClass::FOmarl | CharacterClass::FOnewm | CharacterClass::FOnewearl => {
+                            match (mag_attr_ordering, self.def() >= 45) {
+                                (MagAttributeOrdering::Primary(MagAttribute::Pow), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Primary(MagAttribute::Dex), true) => MagType::Bana,
+                                (MagAttributeOrdering::Primary(MagAttribute::Mind), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow), true) => MagType::Bana,
+                                (MagAttributeOrdering::MultiPrimary, true) => MagType::Bana,
+                                (MagAttributeOrdering::Primary(MagAttribute::Pow), false) => MagType::Naraka,
+                                (MagAttributeOrdering::Primary(MagAttribute::Dex), false) => MagType::Sita,
+                                (MagAttributeOrdering::Primary(MagAttribute::Mind), false) => MagType::Naga,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind), false) => MagType::Naraka,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex), false) => MagType::Ravana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind), false) => MagType::Ribhava,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow), false) => MagType::Sita,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex), false) => MagType::Naga,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow), false) => MagType::Kabanda,
+                                (MagAttributeOrdering::MultiPrimary, false) => {
+                                    if self.pow >= self.dex {
+                                        MagType::Naga
+                                    }
+                                    else {
+                                        MagType::Kabanda
+                                    }
+                                }
+                                _ => unreachable!()
+                            }
+                        },
+                    }
+                },
+                SectionID::Greenill | SectionID::Bluefull | SectionID::Pinkal | SectionID::Oran | SectionID::Whitill => {
+                    match self.class {
+                        CharacterClass::HUmar | CharacterClass::HUnewearl | CharacterClass::HUcast | CharacterClass::HUcaseal => {
+                            match mag_attr_ordering {
+                                MagAttributeOrdering::Primary(MagAttribute::Pow) => MagType::Kama,
+                                MagAttributeOrdering::Primary(MagAttribute::Dex) => MagType::Yaksa,
+                                MagAttributeOrdering::Primary(MagAttribute::Mind) => MagType::Bana,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind) => MagType::Kama,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex) => MagType::Apsaras,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind) => MagType::Garuda,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow) => MagType::Yaksa,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex) => MagType::Bana,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow) => MagType::Soma,
+                                MagAttributeOrdering::MultiPrimary => {
+                                    if self.dex >= self.mnd {
+                                        MagType::Kama
+                                    }
+                                    else {
+                                        MagType::Apsaras
+                                    }
+                                }
+                                _ => unreachable!()
+                            }
+                        },
+                        CharacterClass::RAmar | CharacterClass::RAmarl | CharacterClass::RAcast | CharacterClass::RAcaseal => {
+                            match mag_attr_ordering {
+                                MagAttributeOrdering::Primary(MagAttribute::Pow) => MagType::Madhu,
+                                MagAttributeOrdering::Primary(MagAttribute::Dex) => MagType::Varaha,
+                                MagAttributeOrdering::Primary(MagAttribute::Mind) => MagType::Kabanda,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind) => MagType::Madhu,
+                                MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex) => MagType::Kaitabha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind) => MagType::Kaitabha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow) => MagType::Varaha,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex) => MagType::Kabanda,
+                                MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow) => MagType::Durga,
+                                MagAttributeOrdering::MultiPrimary => {
+                                    if self.pow > self.mnd {
+                                        MagType::Kaitabha
+                                    }
+                                    else {
+                                        MagType::Varaha
+                                    }
+                                }
+                                _ => unreachable!()
+                            }
+                        },
+                        CharacterClass::FOmar | CharacterClass::FOmarl | CharacterClass::FOnewm | CharacterClass::FOnewearl => {
+                            match (mag_attr_ordering, self.def() >= 45) {
+                                (MagAttributeOrdering::Primary(MagAttribute::Pow), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Primary(MagAttribute::Dex), true) => MagType::Bana,
+                                (MagAttributeOrdering::Primary(MagAttribute::Mind), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex), true) => MagType::Andhaka,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex), true) => MagType::Bana,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow), true) => MagType::Bana,
+                                (MagAttributeOrdering::MultiPrimary, true) => MagType::Bana,
+                                (MagAttributeOrdering::Primary(MagAttribute::Pow), false) => MagType::Marica,
+                                (MagAttributeOrdering::Primary(MagAttribute::Dex), false) => MagType::Bhirava,
+                                (MagAttributeOrdering::Primary(MagAttribute::Mind), false) => MagType::Kumara,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Dex, MagAttribute::Mind), false) => MagType::Marica,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Pow, MagAttribute::Mind, MagAttribute::Dex), false) => MagType::Naga,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Pow, MagAttribute::Mind), false) => MagType::Garuda,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Dex, MagAttribute::Mind, MagAttribute::Pow), false) => MagType::Bhirava,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Pow, MagAttribute::Dex), false) => MagType::Kumara,
+                                (MagAttributeOrdering::Sequence(MagAttribute::Mind, MagAttribute::Dex, MagAttribute::Pow), false) => MagType::Ila,
+                                (MagAttributeOrdering::MultiPrimary, false) => {
+                                    if self.pow >= self.dex {
+                                        MagType::Kumara
+                                    }
+                                    else {
+                                        MagType::Ila
+                                    }
+                                }
+                                _ => unreachable!()
+                            }
+                        },
+                    }
+                }
+            };
+        }
+
+        if self.level() >= 100 && self.level() % 5 == 0 {
+            match self.id {
+                SectionID::Skyly | SectionID::Pinkal | SectionID::Yellowboze => {
+                    if self.def() + self.pow() == self.dex() + self.mind() {
+                        self.mag = match self.class {
+                            CharacterClass::HUmar | CharacterClass::HUcast => {
+                                MagType::Rati
+                            },
+                            CharacterClass::HUnewearl | CharacterClass::HUcaseal => {
+                                MagType::Savitri
+                            },
+                            CharacterClass::RAmar | CharacterClass::RAcast => {
+                                MagType::Pushan
+                            },
+                            CharacterClass::RAmarl | CharacterClass::RAcaseal => {
+                                MagType::Diwari
+                            },
+                            CharacterClass::FOmar | CharacterClass::FOnewm => {
+                                MagType::Nidra
+                            },
+                            CharacterClass::FOmarl | CharacterClass::FOnewearl => {
+                                MagType::Bhima
+                            },
+                        }
+                    }
+                },
+                SectionID::Viridia | SectionID::Bluefull | SectionID::Redria | SectionID::Whitill => {
+                    if self.def() + self.dex() == self.pow() + self.mind() {
+                        self.mag = match self.class {
+                            CharacterClass::HUmar | CharacterClass::HUcast => {
+                                MagType::Deva
+                            },
+                            CharacterClass::HUnewearl | CharacterClass::HUcaseal => {
+                                MagType::Savitri
+                            },
+                            CharacterClass::RAmar | CharacterClass::RAcast => {
+                                MagType::Pushan
+                            },
+                            CharacterClass::RAmarl | CharacterClass::RAcaseal => {
+                                MagType::Rukmin
+                            },
+                            CharacterClass::FOmar | CharacterClass::FOnewm => {
+                                MagType::Nidra
+                            },
+                            CharacterClass::FOmarl | CharacterClass::FOnewearl => {
+                                MagType::Sato // best mag
+                            },
+                        }
+                    }
+                },
+                SectionID::Greenill | SectionID::Purplenum | SectionID::Oran => {
+                    if self.def() + self.mind() == self.pow() + self.dex() {
+                        self.mag = match self.class {
+                            CharacterClass::HUmar | CharacterClass::HUcast => {
+                                MagType::Rati
+                            },
+                            CharacterClass::HUnewearl | CharacterClass::HUcaseal => {
+                                MagType::Savitri
+                            },
+                            CharacterClass::RAmar | CharacterClass::RAcast => {
+                                MagType::Pushan
+                            },
+                            CharacterClass::RAmarl | CharacterClass::RAcaseal => {
+                                MagType::Rukmin
+                            },
+                            CharacterClass::FOmar | CharacterClass::FOnewm => {
+                                MagType::Nidra
+                            },
+                            CharacterClass::FOmarl | CharacterClass::FOnewearl => {
+                                MagType::Bhima
+                            },
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    pub fn assign_photon_blast(&mut self) {
+        MAG_STATS.get(&self.mag).map(|stats| {
+            stats.photon_blast.map(|photon_blast| {
+                if !self.photon_blast.contains(&Some(photon_blast)) {
+                    self.photon_blast.iter_mut().find(|k| k.is_none()).map(|pb_slot| {
+                        *pb_slot = Some(photon_blast)
+                    });
+                }
+            })
+        });
+    }
+
+    pub fn feed(&mut self, tool: ToolType) {
+        if tool.is_mag_cell() {
+            //do_mag_cell_thing()
+        }
+        let previous_level = self.level();
+        MAG_STATS.get(&self.mag).map(|stats| {
+            MAG_FEEDING_TABLES.get(stats.feed_table).map(|feeding_table| {
+                feeding_table.get(&tool).map(|feed_stats| {
+                    self.def = std::cmp::max(std::cmp::max((self.def as i16) + feed_stats.def, 0) as u16, self.def()*100);
+                    self.pow = std::cmp::max(std::cmp::max((self.pow as i16) + feed_stats.pow, 0) as u16, self.pow()*100);
+                    self.dex = std::cmp::max(std::cmp::max((self.dex as i16) + feed_stats.dex, 0) as u16, self.dex()*100);
+                    self.mnd = std::cmp::max(std::cmp::max((self.mnd as i16) + feed_stats.mnd, 0) as u16, self.mind()*100);
+                    self.iq = std::cmp::min(((self.iq as i16) + feed_stats.iq as i16) as u8, 200);
+                    self.synchro = std::cmp::min(((self.synchro as i8) + feed_stats.syn) as u8, 120);
+                })
+            })
+        });
+        //if previous_level != self.level() {
+        self.change_mag_type(previous_level);
+        self.assign_photon_blast();
+        //}
+    }
+
+    pub fn change_owner(&mut self, class: CharacterClass, id: SectionID) {
+        self.class = class;
+        self.id = id;
+    }
+
+    pub fn bank(&mut self) {
+        // what is the truncation logic anyway
+    }
+}
+
 
 #[cfg(test)]
 mod test {
@@ -496,4 +1021,41 @@ mod test {
             .collect::<Vec<HashMap<ToolType, MagFeedTable>>>();
     }
 
+    #[test]
+    fn test_raise_a_sato() {
+        let mut mag = Mag::baby_mag(0);
+        mag.change_owner(CharacterClass::RAcaseal, SectionID::Whitill);
+        for _ in 0..137 {
+            mag.feed(ToolType::Antidote);
+        }
+        for _ in 0..75 {
+            mag.feed(ToolType::Antiparalysis);
+        }
+        mag.change_owner(CharacterClass::FOmarl, SectionID::Whitill);
+        for _ in 0..51 {
+            mag.feed(ToolType::Antiparalysis);
+        }
+        for _ in 0..284 {
+            mag.feed(ToolType::Dimate);
+        }
+        //println!("mag! {:?}", mag);
+        assert!(mag == Mag {
+            mag: MagType::Sato,
+            def: 507,
+            pow: 5019,
+            dex: 4505,
+            mnd: 0,
+            synchro: 120,
+            iq: 200,
+            photon_blast: [Some(PhotonBlast::Estlla), Some(PhotonBlast::Pilla), Some(PhotonBlast::MyllaYoulla)],
+            color: 0,
+            class: CharacterClass::FOmarl,
+            id: SectionID::Whitill,
+        });
+    }
+
+    #[test]
+    fn test_mag_does_not_level_down() {
     }
+}
+

src/entity/item/tool.rs

@@ -251,6 +251,42 @@ impl ToolType {
         }
     }
 
+    pub fn is_mag_cell(&self) -> bool {
+        match self {
+            ToolType::CellOfMag502 => true,
+            ToolType::CellOfMag213 => true,
+            ToolType::PartsOfRobochao => true,
+            ToolType::HeartOfOpaOpa => true,
+            ToolType::HeartOfPian => true,
+            ToolType::HeartOfChao => true,
+            ToolType::HeartOfAngel => true,
+            ToolType::HeartOfDevil => true,
+            ToolType::KitOfHamburger => true,
+            ToolType::PanthersSpirit => true,
+            ToolType::KitOfMark3 => true,
+            ToolType::KitOfMasterSystem => true,
+            ToolType::KitOfGenesis => true,
+            ToolType::KitOfSegaSaturn => true,
+            ToolType::KitOfDreamcast => true,
+            ToolType::Tablet => true,
+            ToolType::DragonScale => true,
+            ToolType::HeavenStrikerCoat => true,
+            ToolType::PioneerParts => true,
+            ToolType::AmitiesMemo => true,
+            ToolType::HeartOfMorolian => true,
+            ToolType::RappysBeak => true,
+            ToolType::YahoosEngine => true,
+            ToolType::DPhotonCore => true,
+            ToolType::LibertaKit => true,
+            ToolType::CellOfMag0503 => true,
+            ToolType::CellOfMag0504 => true,
+            ToolType::CellOfMag0505 => true,
+            ToolType::CellOfMag0506 => true,
+            ToolType::CellOfMag0507 => true,
+            _ => false,
+        }
+    }
+
     pub fn value(&self) -> [u8; 3] {
         match self {
             ToolType::Monomate => [0x03, 0x00, 0x00],

src/lib.rs

@@ -3,6 +3,8 @@
 #![feature(maybe_uninit_extra)]
 #![feature(const_in_array_repeat_expressions)]
 #![feature(drain_filter)]
+#![feature(or_patterns)]
+