add manifest

[pettanr/pettanr.git] / lib / manifest.rb

module Pettanr
  class Manifest
    class ModelConf
      def initialize manifest
        @conf = conf || {}
      end
      
      def type
        @conf['type'] || 'default'
      end
      
      def name
        @conf['name'] || 'edit_template'
      end
      
    end
    
    def initialize manifest
      @manifest = manifest || {}
    end
    
    def models
    end
    
    def profiles
    end
    
  end
  
  manifest = Manifest.new JSON.parse(
    open(Rails.root + 'public/manifest.json').read
  )
  
  module Cross
    class ModelConf
      def initialize manifest
        @conf = conf || {}
      end
      
      def type
        @conf['type'] || 'default'
      end
      
      def name
        @conf['name'] || 'edit_template'
      end
      
    end
    
    class Profiler
      class Item
        def initialize item, attribute_name, attribute_conf
          @attribute_conf = attribute_conf || {}
        end
        
        def label
          label = item.class.human_attribute_name(field_name)
        end
        
        def value
          case field_conf['type']
          when 'datetime'
            if item.attributes[field_name]
              l item.attributes[field_name]
            else
              item.attributes[field_name]
            end
          else
            item.attributes[field_name]
          end
        end
        
        def note
          if field_conf['source']
            case field_conf['source']['type']
            when 'magic_number'
              t_selected_item(field_conf['source']['key'], item.attributes[field_name])
            when 'model'
            else
            end
          end
        end
        
      end
      
      def initialize item, roles, cross
        item_name = item.class.to_s.underscore
        profiler_conf = ProfilerConf.new cross['profiles'][item_name]
        edit_conf = EditConf.new conf['edit']
      end
      
      def header
        ender 'system/filer.html', :items => [item], :model => item.class, :roles => roles, :pager => nil 
      end
      
      def each_column
        profiler_conf['fields'].each do |field_name|
          yield label, value, note
        end
      end
      
      def each_belongs_to
        profiler_conf['fields'].each do |field_name|
          yield label, value, note
        end
      end
      
      def each_has_many
        profiler_conf['fields'].each do |field_name|
          yield label, value, note
        end
      end
      
      def each_has_one
        profiler_conf['fields'].each do |field_name|
          yield label, value, note
        end
      end
      
    end
    
    class Filer
      class EditConf
        def initialize conf
          @conf = conf || {}
        end
        
        def type
          @conf['type'] || 'default'
        end
        
        def name
          @conf['name'] || 'edit_template'
        end
        
      end
      
      class Symbol 
        def initialize symbol_conf
          @symbol_conf = symbol_conf || {}
          @link_conf = @symbol_conf['link'] || {'type' => 'action', 'name' => 'show'}
          @type_conf = @symbol_conf['type'] || 'image'
          @link_method = self.link_method
          @tag_method = self.tag_method
        end
        
        def link_method
          case @link_conf['type']
          when 'action'
            case @link_conf['name']
            when 'show'
              :link_action_show
            else
              :link_action_else
            end
          when 'none'
            :link_none
          when 'url_column'
            :link_url_column
          else
            :link_else
          end
        end
        
        def tag_method
          tag = case @type_conf
          when 'image'
            :tag_image
          when 'picture'
            :tag_picture
          when 'template'
            :tag_template
          else
            :tag_else
          end
        end
        
        def link_action_show view, item
          view.polymorphic_path(item)
        end
        
        def link_action_else view, item
          view.polymorphic_path(item, :action => @link_conf['name'])
        end
        
        def link_none view, item
          ''
        end
        
        def link_url_column view, item
          item.__send__(@link_conf['name']).to_s
        end
        
        def link_else view, item
          ''
        end
        
        def tag_image view, item
          view.tag(:img, :src => @symbol_conf['name'], :width => 64, :height => 64)
        end
        
        def tag_picture view, item
          view.tag(:img, item.__send__(@symbol_conf['name']))
        end
        
        def tag_template view, item
          view.render item.path_name + '/' + @symbol_conf['name'], :item => item
          nil
        end
        
        def tag_else view, item
          'no.png'
        end
        
        def render view, item
          link = self.__send__(@link_method, view, item)
          tag = self.__send__(@tag_method, view, item)
          unless tag.blank?
            link_to_unless link.blank?, tag, link
          end
        end
        
        
      end
      
      class Caption
        def initialize caption_conf
          @caption_conf = caption_conf || {}
          @link_conf = @symbol_conf['link'] || {'type' => 'action', 'name' => 'show'}
          @type_conf = @symbol_conf['type'] || 'column'
          @link_method = self.link_method
          @tag_method = self.tag_method
        end
        
        def link_method
          case @link_conf['type']
          when 'action'
            case @link_conf['name']
            when 'show'
              :link_action_show
            else
              :link_action_else
            end
          when 'none'
            :link_none
          when 'url_column'
            :link_url_column
          else
            :link_else
          end
        end
        
        def tag_method
          tag = case @type_conf
          when 'column'
            :tag_column
          when 'method'
            :tag_method
          else
            :tag_else
          end
        end
        
        def link_action_show view, item
          view.polymorphic_path(item)
        end
        
        def link_action_else view, item
          view.polymorphic_path(item, :action => @link_conf['name'])
        end
        
        def link_none view, item
          ''
        end
        
        def link_url_column view, item
          item.__send__(@link_conf['name']).to_s
        end
        
        def link_else view, item
          ''
        end
        
        def tag_column view, item
          item.attributes[caption['name']]
        end
        
        def tag_method view, item
          item.__send__(caption['name']).to_s
        end
        
        def tag_else view, item
          'no caption'
        end
        
        def render view, item
          unless caption_type == 'none'
            link = self.__send__(@link_method, view, item)
            tag = self.__send__(@tag_method, view, item)
            tag = 'no caption' if tag.blank? 
            unless tag.blank?
              link_to_unless link.blank?, tag, link
            end
          end
        end
        
      end
      
      class Summary
        def initialize summary_conf
          @summary_conf = summary_conf || {}
          @type_conf = @summary_conf['type'] || 'none'
          @type_method = self.type_method
        end
        
        def type_method
          case @type_conf
          when 'none'
            :type_none
          when 'template'
            :type_template
          else
            :type_none
          end
        end
        
        def type_none view, item
          ''
        end
        
        def type_template view, item
          view.render item.path_name + '/' + @summary_conf['name'], :item => item
        end
        
        def render view, item
          self.__send__(@type_method, view, item)
        end
        
      end
      
      class Icon
        def initialize icon_conf
          @icon_conf = icon_conf || {}
        end
        
        def render view, item
          view.link_to view.icon_tag(item.class.to_s, :object => item, :size => 64), 
            view.polymorphic_path(item, :format => :prof)
        end
        
      end
      
      class Date
        def initialize date_conf
          @date_conf = date_conf || {}
        
        def render view, item
          view.distance_of_time_in_words_to_now item.updated_at
        end
        
      end
      
      class Edit
        def initialize edit_conf
          @edit_conf = edit_conf || {}
          @type_conf = @edit_conf['type'] || 'default'
          @type_method = self.type_method
        end
        
        def type_method
          case @type_conf
          when 'default'
            :type_default
          when 'account'
            :type_account
          when 'template'
            :type_template
          when 'none'
            :type_none
          else
            :type_none
          end
        end
        
        def type_default view, item
          if item.own? roles
            view.link_to tag(:img, :src => view.asset_path('edit.png'), :width => 32, :height => 32), 
              view.polymorphic_path(item, :action => :edit)
            view.link_to tag(:img, :src => view.asset_path('remove.png'), :width => 32, :height => 32), 
              item, confirm: 'Are you sure?', :method => :delete
          end
        end
        
        def type_account view, item
          if item.own? roles
            view.link_to tag(:img, :src => view.asset_path('edit.png'), :width => 32, :height => 32), 
              '/home/configure'
          end
        end
        
        def type_template view, item
          view.render item.path_name + '/' + @edit_conf['name'], :item => item
        end
        
        def type_none view, item
          ''
        end
        
        def render view, item
          self.__send__(@type_method, view, item)
        end
        
      end
      
      class FileItem
        def initialize item, symbol, caption, summary, icon, date, edit
          edit_conf = EditConf.new conf['edit']
          @item = item
          @symbol = symbol
          @caption = caption
          @summary = summary
          @icon = icon
          @date = date
          @edit = edit
        end
        
        def symbol view
          @symbol.render view, item
        end
        
        def caption view
          @caption.render view, item
        end
        
        def summary view
          @summary.render view, item
        end
        
        def icon view
          @icon.render view, item
        end
        
        def date view
          @date.render view, item
        end
        
        def edit view
          @edit.render view, item
        end
      
      end
      
      def initialize model, cross
        @model = model
        @filer_conf = cross['filers'][@model.item_name] || {}
        @symbol = Symbol.new @filer_conf['symbol']
        @caption = Caption.new @filer_conf['caption']
        @summary = Summary.new @filer_conf['summary']
        @icon = Icon.new @filer_conf['icon']
        @date = Date.new @filer_conf['date']
        @edit = Edit.new @filer_conf['edit']
      end
      
      def list page, page_size
        @page = @model.page_number params[:page]
        @page_size = @model.page_size params[:page_size]
        list_method = 'list' || configurations['models'][@model.to_s.underscore]['select']['method']
        @items = @model.__send__(list_method, @page, @page_size).map {|item| 
          FileItem.new item, @symbol, @caption, @summary, @icon, @date, @edit
        }
      end
      
      def symbol_action_show item, view
        view.polymorphic_path(item)
      end
      
      def symbol_action_name item, view
        view.polymorphic_path(item, :action => link['name'])
      end
      
    end
  end
end