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comparison src/lib/Chat.luan @ 58:7b6691bd65c3

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chat_key
author Franklin Schmidt <fschmidt@gmail.com>
date Tue, 04 Mar 2025 07:38:43 -0700
parents c420f39eb474
children afd5ab5b02a2
comparison
equal deleted inserted replaced
57:c420f39eb474 58:7b6691bd65c3
1 local Luan = require "luan:Luan.luan" 1 local Luan = require "luan:Luan.luan"
2 local error = Luan.error 2 local error = Luan.error
3 local ipairs = Luan.ipairs or error() 3 local ipairs = Luan.ipairs or error()
4 local Time = require "luan:Time.luan" 4 local Time = require "luan:Time.luan"
5 local time_now = Time.now or error() 5 local time_now = Time.now or error()
6 local Table = require "luan:Table.luan"
7 local sort = Table.sort or error()
8 local concat = Table.concat or error()
6 local Http = require "luan:http/Http.luan" 9 local Http = require "luan:http/Http.luan"
7 local Db = require "site:/lib/Db.luan" 10 local Db = require "site:/lib/Db.luan"
8 local run_in_transaction = Db.run_in_transaction or error() 11 local run_in_transaction = Db.run_in_transaction or error()
9 local Utils = require "site:/lib/Utils.luan" 12 local Utils = require "site:/lib/Utils.luan"
10 local base_url = Utils.base_url or error() 13 local base_url = Utils.base_url or error()
16 doc.type == "chat" or error "wrong type" 19 doc.type == "chat" or error "wrong type"
17 return Chat.new { 20 return Chat.new {
18 id = doc.id 21 id = doc.id
19 user_ids = doc.chat_user_ids 22 user_ids = doc.chat_user_ids
20 updated = doc.chat_updated 23 updated = doc.chat_updated
24 key = doc.chat_key
21 } 25 }
22 end 26 end
23 27
24 local function to_doc(chat) 28 local function to_doc(chat)
25 return { 29 return {
26 type = "chat" 30 type = "chat"
27 id = chat.id 31 id = chat.id
28 chat_user_ids = chat.user_ids or error() 32 chat_user_ids = chat.user_ids or error()
29 chat_updated = chat.updated or error() 33 chat_updated = chat.updated or error()
34 chat_key = chat.key or error()
30 } 35 }
36 end
37
38 local function get_chat_key(user_ids)
39 sort(user_ids)
40 return concat(user_ids,"~")
31 end 41 end
32 42
33 function Chat.new(chat) 43 function Chat.new(chat)
34 chat.updated = chat.updated or time_now() 44 chat.updated = chat.updated or time_now()
45 chat.key = chat.key or get_chat_key(chat.user_ids)
35 46
36 function chat.save() 47 function chat.save()
37 local doc = to_doc(chat) 48 local doc = to_doc(chat)
38 Db.save(doc) 49 Db.save(doc)
39 chat.id = doc.id 50 chat.id = doc.id
101 function Chat.get_by_id(id) 112 function Chat.get_by_id(id)
102 local doc = Db.get_document("id:"..id) 113 local doc = Db.get_document("id:"..id)
103 return doc and doc.type=="chat" and from_doc(doc) or nil 114 return doc and doc.type=="chat" and from_doc(doc) or nil
104 end 115 end
105 116
117 function Chat.get_by_user_ids(user_ids)
118 local key = get_chat_key(user_ids)
119 local doc = Db.get_document("chat_key:"..key)
120 return doc and from_doc(doc)
121 end
122
106 return Chat 123 return Chat