root = exports ? this
root.Quser=
  handle_active_list: (callback) ->
    $.get('/user/list_info.json', (res) ->
      if !res.list_active
        window.location = '/user?list_closed=true'
        return
      window.active_list = res
      callback.call() if callback
      Quser.handle_active_list_default_actions()
    )
  handle_active_list_default_actions: ->
    Quser.list_needs_payment_default_action()
    Quser.list_needs_help_default_action()
  list_needs_help_default_action: ->
    needs_help_container = $('#list-needs-help-button')
    if needs_help_container.length
      if window.active_list.needs_help
        needs_help_container.html('<i class="icon-hand-up"></i>')
      else
        needs_help_container.html($('<button class="btn btn-info">I have a question</button>').click(Quser.list_needs_help)) #TODO TEXT
  list_needs_help: ->
    return unless window.active_list && !window.active_list.needs_help
    $.post('/user/needs_help.json', (res) -> window.active_list = res; Quser.list_needs_help_default_action())
  list_needs_payment_default_action: ->
    needs_payment_container = $('#list-needs-payment-button')
    if needs_payment_container.length
      if window.active_list.needs_payment
        needs_payment_container.html('<i class="icon-check"></i>')
      else
        needs_payment_container.html($('<button class="btn btn-warning">Check please</button>').click(Quser.list_needs_payment)) #TODO TEXT
  list_needs_payment: ->
    return unless window.active_list && !window.active_list.needs_payment
    $.post('/user/list_needs_payment.json', (res) -> window.active_list = res; Quser.list_needs_payment_default_action())
  load_active_list: () ->
    $.get('/user/active_list.json', (res) ->
      window.active_list = res
      unless res.list_active
        window.location = '/user/list_history/'+res._id + '?list_closed=true'
        return
      Quser.handle_active_list_default_actions()
      body = $('#active-list-table tbody')
      foot = $('#active-list-table tfoot')
      body.find('tr').remove()
      foot.find('tr').remove()
      if !res.orders && !res.orders.length
        alert('No orders in list')
        return
      for order in res.orders
        order_txts = []
        row = $('<tr></tr>').appendTo(body)
        row.addClass(order.state)
        #if(order.state == 'placed') row.addClass('info');
        #if(order.state == 'delivered') row.addClass('success');
        row.addClass('error') if order.state == 'cancelled'
        for product in order.products
          order_txts.push(product.name + ' (' + product['number'] + ')')
        row.append($('<td></td>').text(order_txts.join(', ')))
        row.append($('<td class="currency"></td>').html(Qrammer.currency(order.total_amount)))
      foot.append('<tr><td></td><td class="currency"><strong>'+Qrammer.currency(res.total_amount)+'</strong></td></tr>')
    )
  order_selected_products: (h)->
    h ||= {}
    for product_id, info of window.active_products_list
      h['products['+product_id+']'] = info.number
    $.post('/user/order_selected_products', h, ((res) -> Quser.handle_response(res)), 'json')
  handle_response: (res) ->
    if(typeof(res) == 'string')
      return unless res.length
      if res[0] == '{'
        res = JSON.parse(res)
      else
        eval(res)
        return
    window.location = '/user' if res['message'] && !res['ok']
    window.location = res.location || '/user/list_products' if res['ok']
  build_product_list: ->
    table = $('#active-order-table')
    tbody = table.find('tbody')
    tbody = $('<tbody></tbody>').appendTo(table) unless tbody.length
    tbody.find('tr').remove()
    total = 0.0
    for product_id, info of window.active_products_list
      total += info.product.price * info.number
      row = $('<tr></tr>').attr('id', 'active-order-row-'+product_id).appendTo(tbody)
      row.append('<td>'+info.product.name+'</td>')
      row.append('<td>'+info.number+'</td>')
      row.append('<td class="currency">'+Qrammer.currency(info.product.price * info.number)+'</td>')
      x_btn = $('<button class="btn btn-warning btn-mini">x</button>').click(-> delete(window.active_products_list[product_id]) && Quser.build_product_list() )
      row.append($('<td></td>').append(x_btn))
    $('#active-order-total').html(Qrammer.currency(total))
    table.show() 

  load_active_list_products: ->
    Quser.populate_products_table('/user/list_products.json', true)
  load_table_products: (table_id, occupied)->
    Quser.populate_products_table('/user/list_products_for_table.json?table_id='+table_id, !occupied)
  populate_products_table: (src, include_order_buttons)->
    $.get(src, (res) ->
      body = $('#products-table tbody')
      for category, products of res
        body.append('<tr><td colspan="4"><h4>'+category+'<h4></td></tr>')
        for product in products
          row = $('<tr></tr>')
          row.append('<td>'+product.name+'</td>')
          if include_order_buttons
            button = $('<button class="btn btn-mini btn-primary">Add</button>')
            callback = ((prod) ->
              ->
                product_count_holder = $('#order-product-count-'+prod._id)
                count = parseInt(product_count_holder.text())
                product_count_holder.text(1)
                Quser.add_product(prod, count)
            )(product)
            button.click(callback)
            order_product_count = $('<span id="order-product-count-'+product._id+'" class="order-product-count">1</span>')
            order_count_minus = $('<span class="btn btn-info btn-mini">-</span>')
            order_count_minus.click(->
              val_holder = $(this).siblings('.order-product-count')
              val = parseInt(val_holder.text())
              val_holder.text(val - 1) if val > 1
            )
            order_count_plus = $('<span class="btn btn-info btn-mini">+</span>')
            order_count_plus.click(->
              val_holder = $(this).siblings('.order-product-count')
              val = parseInt(val_holder.text())
              val_holder.text(val + 1)
            )
            row.append($('<td class="order-count-cell"></td>').append(order_count_minus).append('&nbsp;').append(order_product_count).append('&nbsp;').append(order_count_plus))
          row.append('<td>'+Qrammer.currency(product.price)+'</td>')
          row.append($('<td></td>').append(button)) if include_order_buttons
          body.append(row)
    )
  actions_for_table: (table)->
    table = JSON.parse(table) if typeof(table) == 'string'
    alert(table)
    $.get('/user/table_info.json?table_id='+table.table_id, (res)->
      if res.occupied
        alert('Table is occupied')
      else
        if res.other_supplier
          #TODO cannot do something with other supplier when list is active
        else if res.current_table_id && res.current_table_id == table.table_id
          #nothing has changed, show product list
          window.location = '/user/list_products'
        else if res.current_table_id && res.current_table_id != table.table_id
          #TODO Offer to move table
          $.post('/user/move_table', {table_id: table.table_id}, (res2)->
            if res2.occupied
              alert('Cannot move to occupied table')
            else
              window.location = '/user/list_products'
          )
        else
          #$.post('/user/create_list.json', {table_id: table.table_id}, (res)-> Quser.handle_response(res))
          window.location = '/user/list_products_for_table?table_id='+table.table_id
    , 'json')
  add_product: (product, count) ->
    count ||= 1
    window.active_products_list = {} unless window.active_products_list
    window.active_products_list[product._id] = {product: product, number: 0} unless window.active_products_list[product._id]
    window.active_products_list[product._id].number += count
    Quser.build_product_list()