src/Gargantext/Database/Action/Flow/Utils.hs

   1 {-|
   2 Module      : Gargantext.Database.Flow.Utils
   3 Description : Database Flow
   4 Copyright   : (c) CNRS, 2017-Present
   5 License     : AGPL + CECILL v3
   6 Maintainer  : team@gargantext.org
   7 Stability   : experimental
   8 Portability : POSIX
   9
  10 -}
  11
  12
  13 module Gargantext.Database.Action.Flow.Utils
  14     where
  15
  16 import Data.Map (Map)
  17 import Data.HashMap.Strict (HashMap)
  18 import Gargantext.Database.Admin.Types.Node
  19 import Gargantext.Database.Prelude (Cmd)
  20 import Gargantext.Database.Query.Table.ContextNodeNgrams
  21 import Gargantext.Database.Schema.Ngrams
  22 import Gargantext.Database.Types
  23 import Gargantext.Prelude
  24 import qualified Data.Map as DM
  25 import qualified Data.HashMap.Strict as HashMap
  26
  27
  28 data DocumentIdWithNgrams a b =
  29      DocumentIdWithNgrams
  30      { documentWithId :: Indexed NodeId a
  31      , documentNgrams :: HashMap b (Map NgramsType Int)
  32      } deriving (Show)
  33
  34 docNgrams2contextNodeNgrams :: ListId
  35                          -> DocNgrams
  36                          -> ContextNodeNgrams
  37 docNgrams2contextNodeNgrams lId (DocNgrams d n nt w) =
  38   ContextNodeNgrams d lId n nt w
  39
  40 data DocNgrams = DocNgrams { dn_doc_id      :: DocId
  41                            , dn_ngrams_id   :: Int
  42                            , dn_ngrams_type :: NgramsTypeId
  43                            , dn_weight      :: Double
  44                            }
  45
  46 insertDocNgramsOn :: ListId
  47                   -> [DocNgrams]
  48                   -> Cmd err Int
  49 insertDocNgramsOn cId dn =
  50   insertContextNodeNgrams
  51   $ (map (docNgrams2contextNodeNgrams cId) dn)
  52
  53 insertDocNgrams :: ListId
  54                 -> HashMap (Indexed Int Ngrams) (Map NgramsType (Map DocId Int))
  55                 -> Cmd err Int
  56 insertDocNgrams cId m =
  57   insertDocNgramsOn cId [ DocNgrams { dn_doc_id = n
  58                                     , dn_ngrams_id = _index ng
  59                                     , dn_ngrams_type = ngramsTypeId t
  60                                     , dn_weight = fromIntegral i }
  61                           | (ng, t2n2i) <- HashMap.toList m
  62                           , (t,  n2i)   <- DM.toList t2n2i
  63                           , (n,  i)     <- DM.toList n2i
  64                         ]
  65