class ModulsController < ApplicationController
  # GET /moduls
  # GET /moduls.json
  load_and_authorize_resource
  def index
    @moduls = Modul.all
    if @moduls
      if !params[:studium_id].nil?
        @studium=Studium.find_by_id(params[:studium_id])
      end

      @toolbar_elements = [{:hicon=>'icon-plus-sign', :text=>I18n.t("modul.add"), :path=>new_modul_path}]
      @topbar_elements =[{:hicon=>'icon-list', :text=>I18n.t("studien.allestudien"),:path=>studien_path}]
      @topbar_elements<<{:hicon=>'icon-list', :text=>I18n.t("modul.list"),:path=>moduls_path}
      @topbar_elements<<{:hicon=>'icon-list', :text=>I18n.t("lva.list"),:path=>lvas_path}

      respond_to do |format|
        format.html # index.html.erb
        format.json { render json: @moduls }
      end
    end
    
  end

  # GET /moduls/1
  # GET /moduls/1.json
  def show
    @modul = Modul.find(params[:id])
    @toolbar_elements = [{:hicon=>'icon-plus-sign', :text=>I18n.t("lva.add"), :path=>new_lva_path(:modul_id =>@modul.id)}]
    @toolbar_elements << {:hicon=>'icon-pencil', :text=>"Lvas bearbeiten", :path=>modul_edit_lvas_path(@modul)}
    @toolbar_elements << {:hicon=>'icon-plus-sign', :text=>"ADD FROM TISS", :path=>modul_load_tiss_path(:modul_id =>@modul.id)}

    @toolbar_elements << {:hicon=>'icon-pencil', :text=>I18n.t("modul.edit"), :path=>edit_modul_path(@modul)}
    @toolbar_elements << {:hicon=>'icon-remove-circle', :text=>I18n.t("common.delete"),:path=>@modul , :method=>:delete , :data=>{:confirm =>'Are you sure'}}

    
    @topbar_elements = [{:hicon=>'icon-list', :text=>I18n.t("modul.list"),:path=>moduls_path}]
      @tb=[]
    for i in @modul.modulgruppen

      if  !i.studium.nil?
        name =i.studium.name
        id = i.studium.id
      else
        s.name = 'Kein Studium vorhanden'
        s.id = nil
      end
      @tb <<{:text=> i.name + ' ('+i.studium.name + ')', :path=>modulgruppe_path(i)} 
    end
    respond_to do |format|
      format.html # show.html.erb
      format.json { render json: @modul }
    end
  end

  # GET /moduls/new
  # GET /moduls/new.json
  def new
    @modul = Modul.new
    modulgruppe=Modulgruppe.find_by_id(params[:modulgruppen_id])
    if !modulgruppe.nil?
      @modul.modulgruppen<<modulgruppe #
    end
    respond_to do |format|
      format.html # new.html.erb
      format.json { render json: @modul }
    end
  end
  def edit_lvas
    @modul = Modul.find(params[:modul_id])
    @lvas = @modul.lvas
@semester =  @modul.modulgruppen.flatten.map(&:studium).map(&:semester).flatten.uniq

  end
  def update_lvas
 params[:modul_id]=params[:id] if params[:modul_id].empty?
    @modul = Modul.find(params[:modul_id])
@semester = @modul.modulgruppen.flatten.map(&:studium).map(&:semester).flatten.uniq

   @newlvas=[]
@lvas=[]
    params["lvas"].each do |i,l|
     #lva= Lva.find(l[:id].to_i)
      lva=Lva.where(:lvanr=>l["lvanr"]).first if lva.nil?
      lva=Lva.new(l) if lva.nil?
      lva.modul<<@modul
      lva.modul.uniq!
      lva.name=l["name"]
      lva.lvanr=l["lvanr"]
      lva.ects=l["ects"]
      lva.desc=l["desc"]
      lva.semester=Semester.where(:id=>l["semester_ids"].map(&:to_i))
      lva.stunden=l["stunden"]
      pr =l["pruefungsinformation"]
      lva.pruefungsinformation= (pr.empty?) ? "<div></div>" : pr
      lva.lernaufwand=l["lernaufwand"]
      lva.typ=l["typ"]
      lva.save
      @newlvas<<lva #
    end 
    @lvas=@newlvas
    if @newlvas.map(&:valid?).all?
      redirect_to modul_path(@modul)
    else
      render "edit_lvas"
     end
#    end
  end
  def load_tiss
    @modul = Modul.find(params[:modul_id])
    @lvas = @modul.lvas
    
  end
  def show_tiss
    @lvas=[];
   @modul = Modul.find(params[:modul_id])
@semester = @modul.modulgruppen.flatten.map(&:studium).map(&:semester).flatten.uniq
    params["lvas"].to_a.each do |l|
     unless l.last["lvanr"].empty?
        l=l.last
       lva=Lva.new
        lva.lvanr=l["lvanr"]
       lva.load_tissdata("-"+ l["sem"])
       lva.modul<<@modul
       @lvas<<lva # 
      end 
    end
    render 'edit_lvas'
  end
  # GET /moduls/1/edit
  def edit
    @modul = Modul.find(params[:id])
    if !params[:studium_id].nil?
      @studium=Studium.find(params[:studium_id])
    end
  end

  # POST /moduls
  # POST /moduls.json
  def create
    @modul = Modul.new(params[:modul])
    
    
    respond_to do |format|
      if @modul.save
        for i in @modul.lvas
          i.add_semesters
        end
        format.html { redirect_to modulgruppe_path(@modul.modulgruppen.first), notice: 'Modul was successfully created.' }
        format.json { render json: @modul, status: :created, location: @modul }
      else
        format.html { render action: "new" }
        format.json { render json: @modul.errors, status: :unprocessable_entity }
      end
    end
    
  end

  # PUT /moduls/1
  # PUT /moduls/1.json
  def update
    @modul = Modul.find(params[:id])

    respond_to do |format|
      if @modul.update_attributes(params[:modul])
        for i in @modul.lvas
          i.add_semesters
        end
        format.html { redirect_to url_for(@modul), notice: 'Modul was successfully updated.' }
        format.json { head :no_content }
      else
        format.html { render action: "edit" }
        format.json { render json: @modul.errors, status: :unprocessable_entity }
      end
    end
  end

  # DELETE /moduls/1
  # DELETE /moduls/1.json
  def destroy
    
    @modul = Modul.find(params[:id])
    modulgruppe=@modul.modulgruppen.first
    for i in @modul.lvas
      i.add_semesters
    end
    @modul.destroy


    redirect_to modulgruppe_path(modulgruppe) 
    
  end
end