Julien Character Mod 2

local Mod = RegisterMod("Julien Gonzalez", 1)
local game = Game()

-- stuff for the Julien character
local Julien = {
    HasCostume = false, -- for his costume
    DAMAGE = 1.05, -- relative to Isaac's base stats.
    SPEED = 0.1,
    SHOTSPEED = 0.80,
    TEARHEIGHT = 0,
    TEARFALLINGSPEED = 0,
    LUCK = 1,
    FLYING = false,
    TEARFLAG = 0, -- 0 is default
    TEARCOLOR = Color(1.0, 1.0, 1.0, 1.0, 0, 0, 0)  -- Color(1.0, 1.0, 1.0, 1.0, 0, 0, 0) is default
}

local Harbinger = {
    HasCostume = false, -- for his costume
    DAMAGE = 1.05, -- relative to Isaac's base stats.
    SPEED = 0.1,
    SHOTSPEED = 0.80,
    TEARHEIGHT = 0,
    TEARFALLINGSPEED = 0,
    LUCK = 1,
    FLYING = true,
    TEARFLAG = 0, -- 0 is default
    TEARCOLOR = Color(1.0, 1.0, 1.0, 1.0, 0, 0, 0)  -- Color(1.0, 1.0, 1.0, 1.0, 0, 0, 0) is default
}

local has = {
    HairCostume = false,
    -- HarbingerCostume = false,
    HairCostumeWhite = false
    -- Revived = false, -- for the reviving ability
    -- Items = false -- keep track of Harbingers item effects
}

Mod.JULIENS_HAIR = Isaac.GetCostumeIdByPath("gfx/characters/juliens_hair.anm2")   -- anm for the hair/not sure if it has to be assigned to Mod
Mod.HARBINGERS_HAIR = Isaac.GetCostumeIdByPath("gfx/characters/harbingers_hair.anm2")

function Mod:onInit(player)

    if player:GetName() == "Julien"  -- based on the name in the player.xml file
    and has.HairCostume == false  then -- doesn't have the costume yet
        has.HairCostume = true   -- has costume
        player:AddNullCostume(Mod.JULIENS_HAIR)
    -- Harbinger
    elseif player:GetName() == "Harbinger"  -- based on the name in the player.xml file
    and has.HairCostumeWhite == false  then -- doesn't have the costume yet
        has.HairCostumeWhite = true   -- has costume
        player:AddNullCostume(Mod.HARBINGERS_HAIR)
        player:GetEffect():AddCollectibleEffect(CollectibleType.COLLECTIBLE_MONSTROS_LUNG, true) -- add Monstro's Lung
    end

    -- check if it is not one of two characters
    if not (player:GetName() == "Julien")  -- not Julien
    and has.HairCostume == true then -- but has the hair
        has.HairCostume = false   -- shouldn't have the costume
        player:TryRemoveNullCostume(Mod.JULIENS_HAIR)
    end
    -- Harbinger
    if not (player:GetName() == "Harbinger")  -- not Julien
    and has.HairCostumeWhite == true then -- but has the hair
        has.HairCostumeWhite = false   -- shouldn't have the costume
        player:TryRemoveNullCostume(Mod.HARBINGERS_HAIR)
    end
end
Mod:AddCallback(ModCallbacks.MC_POST_PLAYER_INIT, Mod.onInit)  -- called when the player is initialized

function Mod:onUpdate(player)

    if player:GetName() == "Harbinger" then
        -- now we look for tears
        for _, entity in pairs(Isaac.GetRoomEntities()) do
            local tearData = entity:GetData()
            local sprite = entity:GetSprite()
                if entity.Type == EntityType.ENTITY_TEAR then
                local tear = entity:ToTear()
                if tearData.NewTear == nil --will always be nil at the beginning
                    tearData.NewTear = 0 -- set tearData.NewTear to 0
                    -- make Fire Mind tears
                    tear:ChangeVariant(TearVariant.FIRE_MIND)
                    tear.TearFlags = tear.TearFlags | TearFlags.FLAG_FIRE -- Fire Mind effect
                    tear.CollisionDamage = tear.CollisionDamage
                    tear:SetSize(tear.Size, Vector(1,1), 8)
                end
            end
        end
    end
end
Mod:AddCallback(ModCallbacks.MC_POST_PEFFECT_UPDATE, Mod.onUpdate)  -- called when the game is updated

function Mod:onCache(player, cacheFlag)
    if player:GetName() == "Julien" then
        if cacheFlag == CacheFlag.CACHE_DAMAGE then
            player.Damage = player.Damage * Julien.DAMAGE
        end
        if cacheFlag == CacheFlag.CACHE_SHOTSPEED then
            player.ShotSpeed = player.ShotSpeed * Julien*SHOTSPEED
        end
        if cacheFlag == CacheFlag.CACHE_RANGE then
            player.TearHeight = player.TearHeight - Julien.TEARHEIGHT
            player.TearFallingSpeed = player.TearFallingSpeed + Julien.TEARFALLINGSPEED
        end
        if cacheFlag == CacheFlag.CACHE_SPEED then
            player.MoveSpeed = player.MoveSpeed + Julien.SPEED
        end
        if cacheFlag == CacheFlag.CACHE_LUCK then
            player.Luck = player.Luck + Julien.LUCK
        end
        if cacheFlag == CacheFlag.CACHE_FLYING and Julien.FLYING then
            player.CanFly = true
        end
        if cacheFlag == CacheFlag.CACHE_TEARFLAG then
            player.TearFlags = player.TearFlags | Julien.TEARFLAG
        end
        if cacheFlag == CacheFlag.CACHE_TEARCOLOR then
            player.TearColor = Julien.TEARCOLOR
        end
    end
end

Mod:AddCallback(ModCallbacks.MC_EVALUATE_CACHE, Mod.onCache)