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23
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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 Db = require "site:/lib/Db.luan"
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7 local languages = require "site:/lib/languages.luan"
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8
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9
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10 local Course = {}
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11
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12 local function from_doc(doc)
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13 doc.type == "course" or error "wrong type"
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14 return Course.new {
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15 id = doc.id
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16 user_id = doc.course_user_id
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17 language = doc.course_language
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18 name = doc.name
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19 ai_system_prompt = doc.ai_system_prompt
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20 }
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21 end
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22
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23 local function to_doc(course)
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24 return {
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25 type = "course"
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26 id = course.id
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27 course_user_id = long(course.user_id)
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28 course_language = course.language or error()
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29 name = course.name or error()
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30 ai_system_prompt = course.ai_system_prompt or error()
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31 }
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32 end
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33
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34 function Course.new(course)
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35
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36 function course.save()
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37 local doc = to_doc(chat)
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38 Db.save(doc)
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39 chat.id = doc.id
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40 end
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41
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42 function course.language_name()
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43 return languages[course.language].name
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44 end
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45
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46 return course
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47 end
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48
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49 local function search(query,sort,rows)
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50 rows = rows or 1000000
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51 local courses = {}
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52 local docs = Db.search(query,1,rows,{sort=sort})
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53 for _, doc in ipairs(docs) do
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54 courses[#courses+1] = from_doc(doc)
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55 end
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56 return courses
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57 end
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58
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59 function Course.get_for_language(language)
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60 return search("course_language:"..language)
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61 end
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62
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63 function Course.get_by_id(id)
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64 local doc = Db.get_document("id:"..id)
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65 return doc and doc.type=="course" and from_doc(doc) or nil
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66 end
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67
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68 return Course
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