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0
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1 local Luan = require "luan:Luan.luan"
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2 local error = Luan.error
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4
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3 local ipairs = Luan.ipairs or error()
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4 local pairs = Luan.pairs or error()
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10
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5 local range = Luan.range or error()
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4
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6 local Table = require "luan:Table.luan"
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7 local concat = Table.concat or error()
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5
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8 local is_empty = Table.is_empty or error()
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9 local size = Table.size or error()
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0
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10 local Io = require "luan:Io.luan"
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11 local Http = require "luan:http/Http.luan"
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12 local Shared = require "site:/lib/Shared.luan"
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13 local head = Shared.head or error()
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14 local header = Shared.header or error()
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10
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15 local started = Shared.started or error()
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15
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16 local chats_html = Shared.chats_html or error()
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17
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17 local http_push_to_users = Shared.http_push_to_users or error()
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4
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18 local User = require "site:/lib/User.luan"
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5
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19 local current_user = User.current or error()
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4
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20 local get_user_by_email = User.get_by_email or error()
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21 local Utils = require "site:/lib/Utils.luan"
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22 local to_set = Utils.to_set or error()
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23 local Db = require "site:/lib/Db.luan"
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24 local run_in_transaction = Db.run_in_transaction or error()
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25 local Chat = require "site:/lib/Chat.luan"
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26 local chat_search = Chat.search or error()
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8
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27 local Logging = require "luan:logging/Logging.luan"
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21
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28 local logger = Logging.logger "index.html"
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0
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29
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30
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4
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31 local function get_chat(with)
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32 local t = {}
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33 local ids = {}
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34 for email in pairs(with) do
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35 local with_user = get_user_by_email(email) or error()
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36 local id = with_user.id
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37 t[#t+1] = "+chat_user_ids:"..id
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38 ids[#ids+1] = id
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39 end
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40 local query = concat(t," ")
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17
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41 local need_push = false
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42 local chat = run_in_transaction( function()
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4
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43 local chats = chat_search(query)
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44 local n = #chats
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45 if n == 0 then
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46 local chat = Chat.new{
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47 user_ids = ids
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48 }
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49 chat.save()
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17
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50 need_push = true
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4
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51 return chat
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52 elseif n == 1 then
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53 return chats[1]
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54 else
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55 error("multiple chats for: "..query)
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56 end
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57 end )
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17
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58 if need_push then
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59 local js = "getChats('"..chat.id.."')"
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60 http_push_to_users( chat.user_ids, js )
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61 end
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62 return chat
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4
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63 end
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64
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0
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65 return function()
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5
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66 local with = Http.request.parameters.with
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67 with = to_set(with)
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4
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68 local user = current_user()
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69 if user == nil then
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5
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70 local url = "/login.html"
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71 if not is_empty(with) then
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72 local t = {}
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73 for email in pairs(with) do
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74 t[#t+1] = "with="..email
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75 end
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76 url = url.."?"..concat(t,"&")
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77 end
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78 Http.response.send_redirect(url)
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4
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79 return
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80 end
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8
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81 local selected = nil
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5
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82 if not is_empty(with) then
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4
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83 with[user.email] = true
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5
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84 if size(with) > 1 then
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8
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85 selected = get_chat(with)
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5
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86 end
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4
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87 end
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0
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88 Io.stdout = Http.response.text_writer()
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89 %>
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90 <!doctype html>
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91 <html>
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92 <head>
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93 <% head() %>
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7
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94 <style>
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10
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95 @import "chat.css?s=<%=started%>";
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7
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96 </style>
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10
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97 <script src="chat.js?s=<%=started%>"></script>
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0
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98 </head>
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99 <body>
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100 <% header() %>
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101 <div content>
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7
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102 <div chats>
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15
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103 <% chats_html() %>
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7
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104 </div>
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105 <div posts></div>
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0
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106 </div>
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20
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107 <dialog delete_chat>
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108 <h2>Delete Chat</h2>
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109 <p>Are you sure that you want to delete this chat?</p>
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110 <div buttons>
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111 <button cancel onclick="closeModal(this)">Cancel</button>
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112 <button go onclick="doDeleteChat(this)">Delete</button>
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113 </div>
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114 </dialog>
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15
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115 <script>
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8
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116 <%
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117 if selected ~= nil then
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118 %>
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119 let div = document.querySelector('div[chat="<%=selected.id%>"]');
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120 selectChat(div);
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121 <%
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122 end
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123 %>
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15
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124 setUserEventSource(<%=user.id%>);
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125 </script>
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126 </body>
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0
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127 </html>
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128 <%
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129 end
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