class Admin::PatchesController < ApplicationController
  before_filter :require_user

  before_filter :load_school
  def load_school
    @school = School.find(params[:school_id])
  end

  before_filter :load_grade
  def load_grade
    @grade = Grade.find(params[:class_id])
  end

  access_control do
    allow :admin, :accountant
    allow :moderator, :of => :school
    allow :director, :chief, :of => :school
  end

  def index
    @schedule = @grade.schedule
    @patches = @schedule.patches
  end

  def new
    @schedule = @grade.schedule
    @parent = @schedule.get_patch flash[:inherit] if flash[:inherit]
    @to_inherit = {}
    if @parent
      @parent.childs.each do |d|
        @to_inherit[:data] ||= []
        @to_inherit[:data][d.meta["day"].to_i - 1] = d.data.flatten.map { |l| l == '0' ? nil : l.to_i }
      end
      @to_inherit[:from] = @parent.meta["from"].empty? ? nil : @parent.meta["from"].to_date
      @to_inherit[:to] = @parent.meta["to"].empty? ? nil : @parent.meta["to"].to_date
      @to_inherit[:name] = @parent.name
    end
    @timeline = @school.timeline
    @lessons = @grade.lessons
  end

  def create
    @schedule = @grade.schedule
    @pmeta = Patch.generate_patch_meta params
    @pdata = Patch.generate_patch_data params[:lesson]
    @schedule.patch @pdata, @pmeta
    redirect_back_or_default admin_school_class_patches_path(@school, @grade)
  end

  def edit
    @schedule = @grade.schedule
    @timeline = @school.timeline
    @lessons = @grade.lessons
    @source = @schedule.get_patch(params[:id])
    @edited_patch = {}
    @source.childs.each do |d|
      @edited_patch[:data] ||= []
      @edited_patch[:data][d.meta["day"].to_i - 1] = d.data.flatten.map { |l| l == '0' ? nil : l.to_i }
    end
    @edited_patch[:from] = @source.meta["from"].empty? ? nil : @source.meta["from"].to_date
    @edited_patch[:to] = @source.meta["to"].empty? ? nil : @source.meta["to"].to_date
    @edited_patch[:name] = @source.name
  end

  def update
    @schedule = @grade.schedule
    @pmeta = Patch.generate_patch_meta params
    @pdata = Patch.generate_patch_data params[:lesson]
    @schedule.update_patch params[:id], @pdata, @pmeta
    redirect_to admin_school_class_patches_path(@school, @grade)
  end

  def destroy
    @schedule = @grade.schedule
    @schedule.delete_patch params[:id]
    redirect_back_or_default admin_school_class_patches_path(@school, @grade)
  end
end