|
10
|
1 local Luan = require "luan:Luan.luan"
|
|
|
2 local error = Luan.error
|
|
|
3 local ipairs = Luan.ipairs or error()
|
|
|
4 local Number = require "luan:Number.luan"
|
|
|
5 local long = Number.long or error()
|
|
|
6 local Db = require "site:/lib/Db.luan"
|
|
23
|
7 local run_in_transaction = Db.run_in_transaction or error()
|
|
10
|
8
|
|
|
9
|
|
|
10 local Post = {}
|
|
|
11
|
|
|
12 local function from_doc(doc)
|
|
|
13 doc.type == "post" or error "wrong type"
|
|
|
14 return Post.new {
|
|
|
15 id = doc.id
|
|
|
16 chat_id = doc.post_chat_id
|
|
|
17 author_id = doc.author_id
|
|
|
18 date = doc.date
|
|
|
19 content = doc.content
|
|
|
20 }
|
|
|
21 end
|
|
|
22
|
|
|
23 local function to_doc(post)
|
|
|
24 return {
|
|
|
25 type = "post"
|
|
|
26 id = post.id
|
|
|
27 post_chat_id = long(post.chat_id)
|
|
|
28 author_id = long(post.author_id)
|
|
|
29 date = long(post.date)
|
|
|
30 content = post.content or error()
|
|
|
31 }
|
|
|
32 end
|
|
|
33
|
|
|
34 function Post.new(post)
|
|
|
35 function post.save()
|
|
|
36 local doc = to_doc(post)
|
|
|
37 Db.save(doc)
|
|
|
38 post.id = doc.id
|
|
|
39 end
|
|
|
40
|
|
24
|
41 function post.reload()
|
|
|
42 return Post.get_by_id(post.id) or error(post.id)
|
|
|
43 end
|
|
|
44
|
|
23
|
45 function post.delete()
|
|
|
46 run_in_transaction( function()
|
|
|
47 local id = post.id
|
|
|
48 Db.delete("id:"..id)
|
|
|
49 end )
|
|
|
50 end
|
|
|
51
|
|
10
|
52 return post
|
|
|
53 end
|
|
|
54
|
|
|
55 function Post.search(query,sort,rows)
|
|
|
56 rows = rows or 1000000
|
|
|
57 local posts = {}
|
|
|
58 local docs = Db.search(query,1,rows,{sort=sort})
|
|
|
59 for _, doc in ipairs(docs) do
|
|
|
60 posts[#posts+1] = from_doc(doc)
|
|
|
61 end
|
|
|
62 return posts
|
|
|
63 end
|
|
|
64
|
|
23
|
65 function Post.get_by_id(id)
|
|
|
66 local doc = Db.get_document("id:"..id)
|
|
|
67 return doc and doc.type=="post" and from_doc(doc) or nil
|
|
|
68 end
|
|
|
69
|
|
10
|
70 return Post
|
