Class: Iro::Datapoint

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document, Mongoid::Timestamps
Defined in:
app/models/iro/datapoint.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.import_stock(symbol:, path:) ⇒ Object 



135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
 
# File 'app/models/iro/datapoint.rb', line 135

def self.import_stock symbol:, path:
  csv = CSV.read(path, headers: true)
  csv.each do |row|
    flag = create({
      kind:    'STOCK',
      symbol:   symbol,
      date:     row['Date'],
      quote_at: row['Date'],

      volume: row['Volume'],

      open:  row['Open'],
      high:  row['High'],
      low:   row['Low'],
      value: row['Close'],
    })
    print '.' if flag.persisted?
  end
  puts 'ok'
end

.test ⇒ Object 



86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
 
# File 'app/models/iro/datapoint.rb', line 86

def self.test
  lookup = { '$lookup': {
    'from':         'iro_datapoints',
    'localField':   'date',
    'foreignField': 'date',
    'pipeline': [
      { '$sort': { 'value': -1 } },
    ],
    'as':           'datapoints',
  } }
  lookup_merge = { '$replaceRoot': {
    'newRoot': { '$mergeObjects': [
      { '$arrayElemAt': [ "$datapoints", 0 ] }, "$$ROOT"
    ] }
  } }


  match = { '$match': {
    'date': {
      '$gte': '2023-12-25',
      '$lte': '2023-12-31',
    }
  } }

  group = { '$group': {
    '_id': "$date",
    'my_doc': { '$first': "$$ROOT" }
  } }

  outs = Iro::Date.collection.aggregate([
    match,

    lookup,
    lookup_merge,

    group,
    { '$replaceRoot': { 'newRoot': "$my_doc" } },
    # { '$replaceRoot': { 'newRoot': "$my_doc" } },


    { '$project': { '_id': 0, 'date': 1, 'value': 1 } },
    { '$sort': { 'date': 1 } },
  ])

  puts! 'result'
  pp outs.to_a
  # puts! outs.to_a, 'result'
end

.test_0trash ⇒ Object 



37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
 
# File 'app/models/iro/datapoint.rb', line 37

def self.test_0trash
  add_fields = { '$addFields':  {
    'date_string': {
      '$dateToString': { 'format': "%Y-%m-%d", 'date': "$created_at" }
    }
  } }
  # group = { '$group': {
  #   '_id': "$date_string",
  #   'my_doc': { '$first': "$$ROOT" }
  # } }
  group = { '$group': {
    '_id': "$date",
    'my_doc': { '$first': "$$ROOT" }
  } }
  lookup = { '$lookup': {
    'from':         'iro_dates',
    'localField':   'date_string',
    'foreignField': 'date',
    'as':           'dates',
  } }
  lookup_merge = { '$replaceRoot': {
    'newRoot': { '$mergeObjects': [
      { '$arrayElemAt': [ "$dates", 0 ] }, "$$ROOT"
    ] }
  } }
  match = { '$match': {
    'kind': 'some-type',
    'created_at': {
      '$gte': '2023-12-01'.to_datetime,
      '$lte': '2023-12-31'.to_datetime,
    }
  } }

  outs = Iro::Datapoint.collection.aggregate([
    add_fields,
    lookup, lookup_merge,
    match,

    { '$sort': { 'date_string': 1 } },
    group,
    # { '$replaceRoot': { 'newRoot': "$my_doc" } },
    # { '$project': { '_id': 0, 'date_string': 1, 'value': 1 } },
  ])

  puts! 'result'
  pp outs.to_a
  # puts! outs.to_a, 'result'
end

Instance Method Details

#close ⇒ Object 



27
28
29
 
# File 'app/models/iro/datapoint.rb', line 27

def close
  value
end

#close=(a) ⇒ Object 



30
31
32
 
# File 'app/models/iro/datapoint.rb', line 30

def close= a
  value= a
end

#date ⇒ Object

@obsolete, use quote_at



14
 
# File 'app/models/iro/datapoint.rb', line 14

field :date, type: Date

#kind ⇒ Object

PUT, CALL, STOCK, CURRENCY, CRYPTO



8
 
# File 'app/models/iro/datapoint.rb', line 8

field :kind

#symbol ⇒ Object

ticker, but use ‘symbol’ here



12
 
# File 'app/models/iro/datapoint.rb', line 12

field :symbol