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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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24
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6 local Html = require "luan:Html.luan"
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7 local html_encode = Html.encode or error()
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23
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8 local Db = require "site:/lib/Db.luan"
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46
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9 local Shared = require "site:/lib/Shared.luan"
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10 local languages = Shared.languages or error()
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66
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11 local User = require "site:/lib/User.luan"
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12 local get_user_by_id = User.get_by_id or error()
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23
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13
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14
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15 local Course = {}
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16
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17 local function from_doc(doc)
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18 doc.type == "course" or error "wrong type"
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19 return Course.new {
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20 id = doc.id
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21 user_id = doc.course_user_id
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22 language = doc.course_language
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24
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23 updated = doc.course_updated
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23
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24 name = doc.name
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25 ai_system_prompt = doc.ai_system_prompt
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25
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26 ai_first_message = doc.ai_first_message
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46
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27 tts_instructions = doc.tts_instructions
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52
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28 has_ruby = doc.has_ruby == "true"
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67
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29 description = doc.description or ""
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23
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30 }
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31 end
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32
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33 local function to_doc(course)
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34 return {
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35 type = "course"
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36 id = course.id
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37 course_user_id = long(course.user_id)
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38 course_language = course.language or error()
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24
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39 course_updated = long(course.updated)
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23
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40 name = course.name or error()
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41 ai_system_prompt = course.ai_system_prompt or error()
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67
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42 ai_first_message = course.ai_first_message or error()
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43 tts_instructions = course.tts_instructions or error()
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52
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44 has_ruby = course.has_ruby and "true" or nil
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67
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45 description = course.description or error()
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23
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46 }
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47 end
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48
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49 function Course.new(course)
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50
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51 function course.save()
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24
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52 local doc = to_doc(course)
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23
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53 Db.save(doc)
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24
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54 course.id = doc.id
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55 end
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56
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53
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57 function course.delete()
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58 Db.delete("id:"..course.id)
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59 end
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60
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24
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61 function course.name_html()
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62 return html_encode(course.name)
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23
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63 end
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64
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65 function course.language_name()
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46
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66 return languages[course.language]
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23
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67 end
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68
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66
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69 function course.get_user()
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70 return get_user_by_id(course.user_id)
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71 end
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72
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23
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73 return course
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74 end
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75
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24
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76 function Course.search(query,sort,rows)
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23
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77 rows = rows or 1000000
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78 local courses = {}
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79 local docs = Db.search(query,1,rows,{sort=sort})
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80 for _, doc in ipairs(docs) do
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81 courses[#courses+1] = from_doc(doc)
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82 end
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83 return courses
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84 end
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85
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86 function Course.get_by_id(id)
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87 local doc = Db.get_document("id:"..id)
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88 return doc and doc.type=="course" and from_doc(doc) or nil
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89 end
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90
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91 return Course
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