mozo-backend/app/assets/javascripts/qrammer.js.coffee

root = exports ? this
root.Qrammer =
 alert: (msg) ->
   alert(msg)
 confirm: (callback, content) ->
    content ||= 'Are you sure?'
    wrapper = $('<div class="modal"></div>')
    callback_wrapper = ->
      wrapper.modal('hide')
      callback()
    header = $('<div class="modal-header"></div>')
      .append('<button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>')
      .append('<h3>Confirm</h3>').appendTo(wrapper)
    body = $('<div class="modal-body"></div>').append('<p>'+content+'</p>').appendTo(wrapper)
    footer = $('<div class="modal-footer"></div>')
      .append($('<a href="#" class="btn">Close</a>').click(-> wrapper.modal('hide')))
      .append($('<a href="#" class="btn btn-primary">Yes</a>').click(callback_wrapper))
      .appendTo(wrapper)
    wrapper.modal()
  currency: (num) ->
    num = 0.0 if isNaN(num) || num == '' || num == null
    '&euro; ' + parseFloat(num).toFixed(2)
  add_product: (product) ->
    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 += 1
    Qrammer.build_product_list()
  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 = $('<button class="btn btn-warning btn-mini">x</button>').click(-> delete(window.active_products_list[product_id]) && Qrammer.build_product_list() )
      row.append($('<td></td>').append(x_btn))
    $('#active-order-total').html(Qrammer.currency(total))
    table.show() 
  clear_active_list: ->
    window.active_products_list = {}
    $('#active-order-table').hide()
  order_active_products_list: (post_uri)->
    h = {list_id: active_list_id}
    for product_id, info of window.active_products_list
      h['products['+product_id+']'] = info.number
    $.post(post_uri, h, ((res) -> Qrammer.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 = '/' if res['message'] && !res['ok']
    window.location = '/view_active_list' if res['ok']
  load_active_orders: (supplier_id) -> 
    $.get('/suppliers/'+supplier_id+'/active_orders.json', (res) ->
      body = $('#active-orders-table tbody')
      body.find('tr').remove()
      foot = $('#active-orders-table tfoot')
      if(!res.orders && !res.orders.length)
        alert('No orders in list');
        return;
      for order in res.orders
        order_txts = []
        row = $('<tr></tr>').appendTo(body)
        process_btn = $('<button class="btn btn-success">In process!</button>')
        process_callback = ( (ord) ->
          ->
            my_btn = $(this)
            $.post('/orders/'+ord.id+'/is_being_processed', {}, (res)-> my_btn.remove())
        )(order)
        process_btn.click(process_callback)

        delivered_btn = $('<button class="btn btn-inverse">Is delivered!</button>')
        delivered_callback = ( (ord, r) ->
          ->
            my_btn = $(this)
            $.post('/orders/'+ord.id+'/is_delivered', {}, (res)-> r.slideUp('slow'))
        )(order, row)
        delivered_btn.click(delivered_callback)
        for product in order.products
          order_txts.push(product.name + ' (' + product['number'] + ')')
        row.append($('<td></td>').text(order_txts.join(', ')))
        row.append($('<td class="numeric"></td>').text(order.table_number))
        row.append($('<td class="currency"></td>').html(Qrammer.currency(order.total_amount)))
        td_buttons = $('<td class="actions"></td>')
        td_buttons.append(process_btn).append('&nbsp;') if order.state == 'placed'
        td_buttons.append(delivered_btn)
        row.append(td_buttons)
      #foot.append('<tr><td></td><td class="currency"><strong>'+Qrammer.currency(res.total_amount)+'</strong></td></tr>');
    )

  handle_active_user_list: (callback) ->
    $.get('/user_list_info.json', (res) ->
      if !res.list_active
        window.location = '/phone_home?list_closed=true'
        return
      window.active_list = res
      callback.call() if callback
      Qrammer.handle_active_user_list_default_actions()
    )
  handle_active_user_list_default_actions: ->
    Qrammer.list_needs_payment_default_action()
    Qrammer.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(Qrammer.list_needs_help)) #TODO TEXT
  list_needs_help: ->
    return unless window.active_list && !window.active_list.needs_help
    $.post('/active_user_list_needs_help.json', (res) -> window.active_list = res; Qrammer.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(Qrammer.list_needs_payment)) #TODO TEXT
  list_needs_payment: ->
    return unless window.active_list && !window.active_list.needs_payment
    $.post('/active_user_list_needs_payment.json', (res) -> window.active_list = res; Qrammer.list_needs_payment_default_action())
    
  load_active_lists: (supplier_id) -> 
    $.get('/suppliers/'+supplier_id+'/active_lists.json', (res) ->
      body = $('#active-lists-table tbody')
      body.find('tr').remove()
      foot = $('#active-lists-table tfoot')
      for list in res.lists
        order_txts = []
        row = $('<tr></tr>').appendTo(body)
        close_btn = $('<button class="btn btn-warning">Close!</button>')
        close_callback = ( (lst, r) ->
          ->
            my_btn = $(this)
            $.post('/lists/'+lst._id+'/is_closed', {}, (res)-> r.slideUp('slow'))
        )(list, row)
        close_btn.click(close_callback)
        
        needs_help_btn = $('<button class="btn btn-info">Question answered!</button>')
        needs_help_callback = ( (lst, r) ->
          ->
            my_btn = $(this)
            $.post('/lists/'+lst._id+'/is_helped', {}, (res)-> my_btn.remove() )
        )(list, row)
        needs_help_btn.click(needs_help_callback)
        

        icons_td = $('<td class="status-icons"></td>').appendTo(row)
        icons_td.append('<i class="icon-hand-up"></i>').append('&nbsp;') if list.needs_help # or icon-bell 
        icons_td.append('<i class="icon-check"></i>') if list.needs_payment

        row.append($('<td></td>').text(list.table_number))
        row.append($('<td class="currency"></td>').html(Qrammer.currency(list.total_amount)))
        td_buttons = $('<td class="actions"></td>')
        td_buttons.append(needs_help_btn).append('&nbsp;') if list.needs_help
        td_buttons.append(close_btn)
        row.append(td_buttons)
      #foot.append('<tr><td></td><td class="currency"><strong>'+Qrammer.currency(res.total_amount)+'</strong></td></tr>');
    )
  active_user_list: (list_id) ->      
    $.get('/lists/'+list_id+'/current.json', (res) ->
      window.active_list = res
      Qrammer.handle_active_user_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>')
    )

  build_product_list_as_modal: ->
    wrapper = $('<div class="modal"></div>')
    callback_wrapper = ->
      wrapper.modal('hide')
      callback()
    header = $('<div class="modal-header"></div>')
      .append('<button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>')
      .append('<h3>Product list</h3>').appendTo(wrapper)

    body = $('<div class="modal-body"></div>')
    table = $('<table class="table"></table>').appendTo(body)
    tbody = $('<tbody></tbody>').appendTo(table)
    for product_id, info of window.active_products_list
      row = $('<tr></tr>').appendTo(tbody)
      row.append('<td>'+info.product.name+'</td>')
      row.append('<td>'+info.number+'</td>')
      row.append('<td>'+Qrammer.currency(info.product.price * info.number)+'</td>')
    
    body.appendTo(wrapper)

    footer = $('<div class="modal-footer"></div>')
      .append($('<a href="#" class="btn">Close</a>').click(-> wrapper.modal('hide')))
      .append($('<a href="#" class="btn btn-primary">Yes</a>').click(callback_wrapper))
      .appendTo(wrapper)
    wrapper.modal()

jQuery.ajaxSetup
  'beforeSend': (xhr) ->
    xhr.setRequestHeader("Accept", "text/javascript")