Class: LeanMotion::CloudQuery

Inherits:
AVQuery
  • Object
show all
Defined in:
lib/lean_motion/query.rb

Instance Method Summary collapse

Instance Method Details

#compare(k, v) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 40

def compare(k, v)
  type  = v[0]
  value = v[1]
  case type
  when :gt, :greater
    self.whereKey(k, greaterThan: value)
  when :lt, :less
    self.whereKey(k, lessThan: value)
  when :gte, :greater_and_equal
    self.whereKey(k, greaterThanOrEqualTo: value)
  when :lte, :less_and_equal
    self.whereKey(k, lessThanOrEqualTo: value)
  when :bt, :between
    self.whereKey(k, greaterThan: v[1])
    self.whereKey(k, lessThan: v[2])
  end
  self
end

#count(&block) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 86

def count(&block)
  return self.countObjects unless block_given?

  self.countObjectsInBackgroundWithBlock(lambda do |count, error|
    block.call(count, error)
  end)
end

#destroy(&block) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 94

def destroy(&block)
  self.deleteAllInBackgroundWithBlock(lambda do |objects, error|
    block.call(objects, error)
  end)
end

#equal(k, v) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 30

def equal(k, v)
  if v.nil?
    self.whereKeyDoesNotExist(k)
  elsif v == :exist
    self.whereKeyExists(k)
  else
    self.whereKey(k, equalTo:v)
  end
end

#find(&block) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 59

def find(&block)
  return self.findObjects.map {|obj| @classObject.new(obj)} unless block_given?
   
  self.findObjectsInBackgroundWithBlock(lambda do |objects, error|
    objects = objects.map {|obj| @classObject.new(obj)} if objects
    block.call(objects, error)
  end)
end

#findByHash(hash) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 16

def findByHash(hash)
  hash.each do |k, v|
    symbols = [:gt, :greater, :lt, :less, :gte, :greater_and_equal, 
               :lte, :less_and_equal, :bt, :between]

    if v.class == Array && (symbols.include? v[0])
      compare(k, v)
    else
      equal(k, v)
    end
  end
  self
end

#first(&block) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 68

def first(&block)
  return @classObject.new(self.getFirstObject) unless block_given?

  self.getFirstObjectInBackgroundWithBlock(lambda do |object, error|
    obj = @classObject.new(object) if object
    block.call(obj, error)
  end)
end

#get(id, &block) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 77

def get(id, &block)
  return @classObject.new(self.getObjectWithId(id)) unless block_given?

  self.getObjectInBackgroundWithId(id, block:lambda do |object, error|
    obj = @classObject.new(object) if object
    block.call(obj, error)
  end)
end

#initWithClassNameAndClassObject(className, classObject: myClassObject) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 9

def initWithClassNameAndClassObject(className, classObject:myClassObject)
  @className = className
  self.initWithClassName(className)
  self.setClassObject(myClassObject)
  self
end

#page(number, pagesize = 20) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 100

def page(number, pagesize=20)
    number ||= 1
    self.limit = pagesize
    self.skip  = (number - 1) * pagesize
    self
end

#setClassObject(classObject) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 4

def setClassObject(classObject)
  @classObject = classObject
  self
end

#sort(hash) ⇒ Object 



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# File 'lib/lean_motion/query.rb', line 107

def sort(hash)
  key = hash.first[0]
  sort= hash.first[1]
  if sort == :asc
    self.orderByAscending(key)
  else
    self.orderByDescending(key)
  end
  self
end