Add in next/prev buttons for crafting table

2015-01-08 12:34:33 -08:00
parent 9424af9d84
commit fb3db0f393
12 changed files with 662 additions and 7 deletions
@@ -15,23 +15,70 @@ module.exports = class CraftingTable extends BaseModel
    constructor: (attributes={}, options={})->
        if not attributes.plan? then throw new Error "attributes.plan is required"
        attributes.grid ?= new CraftingGrid modPack:attributes.plan.modPack
-        attributes.step ?= 0
        super attributes, options

        @plan.on 'change', => @reset()
+        @_step = 0
+        @_steps = []
+
+        Object.defineProperties this, {
+            hasNextStep: { get:@hasNextStep           }
+            hasPrevStep: { get:@hasPrevStep           }
+            hasSteps:    { get:@hasSteps              }
+            step:        { get:@getStep, set:@setStep }
+        }

    # Public Methods ###############################################################################

    reset: ->
-        logger.trace "CraftingTable.reset()"
-
+        @_compactSteps()
        @step = 0
-        @grid.recipe = @plan.steps[0]
+
+        return this
+
+    # Property Methods #############################################################################
+
+    hasNextStep: ->
+        return @_step + 1 < @_steps.length
+
+    hasPrevStep: ->
+        return @_step > 0
+
+    getStep: ->
+        return @_step
+
+    setStep: (newStep)->
+        newStep = Math.max 0, Math.min @_steps.length, newStep
+
+        @_step = newStep
+        @grid.recipe = @_steps[@_step]?.recipe
        @trigger 'change', this

        return this

+    hasSteps: ->
+        return @_steps.length > 0
+
    # Object Overrides #############################################################################

    toString: ->
-        return "#{@constructor.name} (#{@cid}) { plan:#{@plan}, step:#{@step} }"
+        return "#{@constructor.name} (#{@cid}) { plan:#{@plan}, step:#{@_step} }"
+
+    # Private Methods ##############################################################################
+
+    _compactSteps: ->
+        @_steps = []
+        currentStep = null
+
+        for recipe in @plan.steps
+            if currentStep?
+                if currentStep.recipe.name is recipe.name
+                    currentStep.multiplier += 1
+                else
+                    currentStep = null
+
+            if not currentStep
+                currentStep = multiplier:1, recipe:recipe
+                @_steps.push currentStep
+
+        return @_steps