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4
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1 local Luan = require "luan:Luan.luan"
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2 local error = Luan.error
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3 local ipairs = Luan.ipairs or error()
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4 local Number = require "luan:Number.luan"
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5 local long = Number.long or error()
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6 local Time = require "luan:Time.luan"
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7 local time_now = Time.now or error()
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8 local Html = require "luan:Html.luan"
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9 local html_encode = Html.encode or error()
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10 local Db = require "site:/lib/Db.luan"
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5
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11 local run_in_transaction = Db.run_in_transaction or error()
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25
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12 local Ai_chat = require "site:/lib/ai/claude/Ai_chat.luan"
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16
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13 local languages = require "site:/lib/languages.luan"
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14 local Utils = require "site:/lib/Utils.luan"
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15 local get_first = Utils.get_first or error()
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25
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16 local Course = require "site:/lib/Course.luan"
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17 local get_course_by_id = Course.get_by_id or error()
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31
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18 local Shared = require "site:/lib/Shared.luan"
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19 local voices = Shared.voices or error()
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4
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20
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21
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22 local Chat = {}
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23
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24 local function from_doc(doc)
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25 doc.type == "chat" or error "wrong type"
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26 return Chat.new {
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27 id = doc.id
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28 user_id = doc.chat_user_id
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29 updated = doc.chat_updated
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24
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30 course_id = doc.course_id
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4
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31 name = doc.name
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5
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32 ai_thread = doc.ai_thread
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16
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33 language = doc.language
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34 language_region = doc.language_region
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31
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35 voice = doc.voice
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4
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36 }
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37 end
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38
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39 local function to_doc(chat)
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40 return {
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41 type = "chat"
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42 id = chat.id
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43 chat_user_id = long(chat.user_id)
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44 chat_updated = long(chat.updated)
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24
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45 course_id = long(chat.course_id)
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4
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46 name = chat.name or error()
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25
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47 ai_thread = chat.ai_thread
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16
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48 language = chat.language or error()
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49 language_region = chat.language_region or error()
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31
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50 voice = chat.voice or error()
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4
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51 }
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52 end
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53
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16
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54 local function first_region(language)
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55 return get_first(languages[language].regions)
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56 end
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57
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4
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58 function Chat.new(chat)
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59 chat.updated = chat.updated or time_now()
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16
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60 chat.language_region = chat.language_region or first_region(chat.language)
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31
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61 chat.voice = chat.voice or voices[1].code
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4
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62
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63 function chat.save()
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64 local doc = to_doc(chat)
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65 Db.save(doc)
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66 chat.id = doc.id
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67 end
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68
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5
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69 function chat.reload()
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70 return Chat.get_by_id(chat.id) or error(chat.id)
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71 end
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72
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4
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73 function chat.delete()
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74 Db.delete("id:"..chat.id)
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75 end
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76
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29
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77 function chat.info()
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78 return {
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79 id = chat.id
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80 language_region = chat.language_region
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31
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81 voice = chat.voice
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29
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82 name = chat.name
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83 }
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84 end
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85
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4
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86 function chat.name_html()
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87 return html_encode(chat.name)
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88 end
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89
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25
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90 function chat.init_ai() -- return if added message
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91 if chat.ai_thread ~= nil then
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92 return false
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93 end
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94 local course = get_course_by_id(chat.course_id) or error()
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95 local ai_first_message = course.ai_first_message
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96 local ai_thread = Ai_chat.ask_first(course.ai_system_prompt,ai_first_message)
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13
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97 run_in_transaction( function()
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98 chat = chat.reload()
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99 chat.ai_thread = ai_thread
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100 chat.save()
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101 end )
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25
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102 return ai_first_message ~= nil
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103 end
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104
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105 function chat.output_system_prompt()
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106 Ai_chat.output_system_prompt(chat.ai_thread)
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107 end
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108
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109 function chat.output_messages_html()
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29
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110 Ai_chat.output_messages_html(chat.ai_thread)
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25
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111 end
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112
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113 function chat.ask(input)
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114 local old_thread = chat.ai_thread
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115 local ai_thread = Ai_chat.ask_more(old_thread,input)
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116 run_in_transaction( function()
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117 chat = chat.reload()
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118 chat.ai_thread = ai_thread
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119 chat.save()
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120 end )
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29
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121 return `Ai_chat.output_messages_html(ai_thread,old_thread)`
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5
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122 end
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123
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21
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124 function chat.language_name()
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125 return languages[chat.language].name
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126 end
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127
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4
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128 return chat
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129 end
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130
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131 function Chat.search(query,sort,rows)
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132 rows = rows or 1000000
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133 local chats = {}
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134 local docs = Db.search(query,1,rows,{sort=sort})
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135 for _, doc in ipairs(docs) do
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136 chats[#chats+1] = from_doc(doc)
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137 end
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138 return chats
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139 end
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140
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141 function Chat.get_by_id(id)
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142 local doc = Db.get_document("id:"..id)
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143 return doc and doc.type=="chat" and from_doc(doc) or nil
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144 end
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145
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146 return Chat
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