Class: Caboose::SearchFilter

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/caboose/search_filter.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.exclude_params_from_url(url, exclude_params = nil) ⇒ Object


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# File 'app/models/caboose/search_filter.rb', line 40

def self.exclude_params_from_url(url, exclude_params = nil)
  return url if exclude_params.nil? || exclude_params.count == 0
  
  url2 = "#{url}"
  url2[0] = '' if url2.starts_with?('/')
  
  if Caboose.use_url_params
    arr = url2.split('/')
    arr2 = []
    i = arr.count - 1
    while i >= 1 do
      k = arr[i-1]
      v = arr[i]
      arr2 << "#{k}/#{v}" if !exclude_params.include?(k)
      i = i - 2
    end
    arr2 << arr[0] if i == 0
    url2 = arr2.reverse.join('/')
  else
    # TODO: Handle removing parameters from the querystring
  end        
  
  url2 = "/#{url2}" if !url2.starts_with?('/')
  return url2
end

.find_from_url(url, pager, exclude_params = nil) ⇒ Object


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# File 'app/models/caboose/search_filter.rb', line 66

def self.find_from_url(url, pager, exclude_params=nil)
  
  # Filter any specified parameters from the url
  filtered_url = self.exclude_params_from_url(url, exclude_params)
  
  # If the search filter already exists pass it back
  # return SearchFilter.where(url: pager.options['base_url']) if SearchFilter.exists?(url: pager.options['base_url'])
  
  # Create a new search filter
  search_filter     = SearchFilter.new
  search_filter.url = filtered_url
  
  search_filter.category_id = if pager.params['category_id'].kind_of?(Array)
    pager.params['category_id'].first
  else
    pager.params['category_id']
  end
  
  # Grab the category NOTE: A category id is required
  category = Category.find(search_filter.category_id)
  
  # Define the category info
  search_filter.category         = Hash.new
  search_filter.category['id']   = category.id
  search_filter.category['name'] = category.name
  
  # Define children categories info
  search_filter.category['children'] = category.children.collect do |child_category|
    child         = Hash.new
    child['id']   = child_category.id
    child['name'] = child_category.name
    child['url']  = child_category.url
    
    child
  end
  
  # Initialize option hashes
  option1 = { 'name' => [], 'values' => [] }
  option2 = { 'name' => [], 'values' => [] }
  option3 = { 'name' => [], 'values' => [] }
  
  # Default min an max values
  min = 0.0
  max = 1000000.0
  
  # Set price ranges
  price_ranges = [
    [    1,    10],
    [   10,    25],
    [   25,    50],
    [   50,    75],
    [   75,   100],
    [  100,   150],
    [  150,   200],
    [  200,   250],
    [  250,   300],
    [  300,   400],
    [  400,   500],
    [  500,  1000],
    [ 1000,  2000],
    [ 2000,  3000],
    [ 4000,  5000],
    [ 7000,  7500],
    [ 7500, 10000],
    [10000, 50000]
  ]
  
  # Create an array of the same length as the price ranges to hold a match count
  price_range_matches = [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ]
  
  # Array to hold all relevant vendor IDs
  vendor_ids = []
  
  # Iterate over pager results for product and variant info
  pager.all_items.each do |product|
    option1['name'] << product.option1
    option2['name'] << product.option2
    option3['name'] << product.option3
    
    product.variants.each do |variant|
      option1['values'] << variant.option1.strip if !variant.option1.nil?
      option2['values'] << variant.option2.strip if !variant.option2.nil?
      option3['values'] << variant.option3.strip if !variant.option3.nil?
      
      # Iterate over price ranges
      price_ranges.each_with_index do |price_range, index|
        min = price_range.first
        max = price_range.last
        
        # Skip to next variant if the price isnt defined or is less than $1
        next if variant.price.nil? || variant.price < 1
        
        # Increment price count at index if the varaint is within the price range
        if variant.price > min and variant.price < max
          price_range_matches[index] += 1
          vendor_ids << product.vendor_id
        end
      end
    end
  end
  
  # Grab all active vendors
  search_filter.vendors = Vendor.where('id IN (?) AND status = ?', vendor_ids.uniq, 'Active')
  
  # Remove nil and duplicate values from option name arrays
  option1['name'] = option1['name'].compact.uniq
  option2['name'] = option2['name'].compact.uniq
  option3['name'] = option3['name'].compact.uniq
  
  # ?? If option name array have exactly 1 value then set the search filter's option values
  search_filter.option1 = if option1['name'].count == 1 then { 'name' => option1['name'][0], 'values' => option1['values'].compact.uniq.sort } else nil end
  search_filter.option2 = if option2['name'].count == 1 then { 'name' => option2['name'][0], 'values' => option2['values'].compact.uniq.sort } else nil end
  search_filter.option3 = if option3['name'].count == 1 then { 'name' => option3['name'][0], 'values' => option3['values'].compact.uniq.sort } else nil end
  
  # Get all price ranges that have matches
  search_filter.prices = price_range_matches.collect.with_index { |matches, index| price_ranges[index] if matches > 0 }.compact
  
  # Inject the search filter into the database
  # search_filter.save
  
  # Finally, return the filter; NOTE: find out of the database so the hashes get serialized correctly
  # SearchFilter.find(search_filter.id)
  return search_filter
end

Instance Method Details

#json_decodeObject


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# File 'app/models/caboose/search_filter.rb', line 31

def json_decode
  self.category = JSON.parse(self.category) if not self.category.nil?
  self.vendors  = JSON.parse(self.vendors)  if not self.vendors.nil?
  self.option1  = JSON.parse(self.option1)  if not self.option1.nil?
  self.option2  = JSON.parse(self.option2)  if not self.option2.nil?
  self.option3  = JSON.parse(self.option3)  if not self.option3.nil?
  self.prices   = JSON.parse(self.prices)   if not self.prices.nil?
end

#json_encodeObject


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# File 'app/models/caboose/search_filter.rb', line 22

def json_encode
  self.category = self.category.to_json if not self.category.nil?
  self.vendors  = self.vendors.to_json  if not self.vendors.nil?
  self.option1  = self.option1.to_json  if not self.option1.nil?
  self.option2  = self.option2.to_json  if not self.option2.nil?
  self.option3  = self.option3.to_json  if not self.option3.nil?
  self.prices   = self.prices.to_json   if not self.prices.nil?
end