mirror of
https://github.com/sudoxnym/habitica.git
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50 lines
1.6 KiB
CoffeeScript
50 lines
1.6 KiB
CoffeeScript
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MODIFIER = .02
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module.exports.tnl = (level) ->
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return (Math.pow(level,2)*10)+(level*10)+80
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###
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Calculates Exp modificaiton based on level and weapon strength
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{value} task.value for exp gain
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{weaponStrength) weapon strength
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{level} current user level
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###
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module.exports.expModifier = (value, weaponStrength, level) ->
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levelModifier = (level-1) * MODIFIER
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weaponModifier = weaponStrength / 100
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strength = 1 + weaponModifier + levelModifier
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return value * strength
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###
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Calculates HP modification based on level and armor defence
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{value} task.value for hp loss
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{armorDefense} defense from armor
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{helmDefense} defense from helm
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{level} current user level
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###
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module.exports.hpModifier = (value, armorDefense, helmDefense, shieldDefense, level) ->
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levelModifier = (level-1) * MODIFIER
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armorModifier = (armorDefense + helmDefense + shieldDefense) / 100
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defense = 1 - levelModifier + armorModifier
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return value * defense
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###
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Future use
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###
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module.exports.gpModifier = (value, modifier) ->
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return value * modifier
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###
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Calculates the next task.value based on direction
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Uses a capped inverse log y=.9^x, y>= -5
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{currentValue} the current value of the task
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{direction} up or down
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###
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module.exports.taskDeltaFormula = (currentValue, direction) ->
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sign = if (direction is 'up') then 1 else -1
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delta = Math.pow(0.9,currentValue) * sign
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if delta < -5 then delta = -5
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console.log("CurrentValue: " + currentValue + " delta: " + delta)
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#delta = if (currentValue < 0) then (( -0.1 * currentValue + 1 ) * sign) else (( Math.pow(0.9,currentValue) ) * sign)
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return delta
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