Initial commit

3 files changed, 113 insertions, 0 deletions

diff --git a/src/csv.hs b/src/csv.hs
new file mode 100644
index 0000000..ddef1d2
--- /dev/null
+++ b/src/csv.hs
@@ -0,0 +1,57 @@
+module CSV(
+    Settings(..),
+    specialChars,
+    defaultSettings,
+    parseRecord
+    ) where
+
+
+
+
+import Text.ParserCombinators.Parsec
+import Data.Char
+
+
+
+
+data Settings = Settings { separator :: Char
+                         , quote     :: Char
+                         , escape    :: Char }
+
+
+specialChars :: Settings -> String
+specialChars s = (separator s):(quote s):(escape s):[]
+
+
+defaultSettings = Settings { separator = ',', quote = '\"', escape = '\\' }
+
+
+
+
+parseRecord :: Settings -> String -> Either ParseError [String]
+parseRecord settings input =
+    parse (record settings) "error" input
+
+
+
+
+record s = do
+    f <- (field s) `sepBy` (char (separator s))
+    optional eol
+    eof
+    return f
+
+
+field s = many (try (quoted s) <|> many1 (fieldChar s)) >>= return . foldl1 (++)
+quoted s = between (char (quote s)) (char (quote s)) (many (quotedChar s))
+fieldChar s = allExcept s (specialChars s)
+quotedChar s = allExcept s [quote s]
+allExcept s c = try (escapeChar s) <|> satisfy (\x -> (not (isControl x)) && (x `notElem` c))
+escapeChar s = char (escape s) >> oneOf (specialChars s)
+
+
+eol  =  try (string "\r\n")
+    <|> try (string "\r")
+    <|> try (string "\n")
+    <?> "end of line"
+
diff --git a/src/senate.hs b/src/senate.hs
new file mode 100644
index 0000000..8f24d88
--- /dev/null
+++ b/src/senate.hs
@@ -0,0 +1,28 @@
+module Senate(
+    SenateCounter,
+    createSenateCounter,
+    doCount
+    ) where
+
+
+
+import qualified System.IO as IO
+import qualified SenateTypes as STY
+import qualified CSV as CSV
+
+
+
+data SenateCounter = SenateCounter { inputData : IO.FilePath
+                                   , upperMap  : STY.UpperMap
+                                   , lowerMap  : STY.LowerMap }
+
+
+
+createSenateCounter :: IO.FilePath -> STY.UpperMap -> STY.LowerMap -> SenateCounter
+createSenateCounter = SenateCounter
+--  use this function to errorcheck the input data
+
+
+
+doCount :: SenateCounter -> STY.Trace -> Int
+
diff --git a/src/senatetypes.hs b/src/senatetypes.hs
new file mode 100644
index 0000000..23ef738
--- /dev/null
+++ b/src/senatetypes.hs
@@ -0,0 +1,28 @@
+module SenateTypes(
+    CandidateID,
+    UpperLowerMap
+    ) where
+
+
+
+--  fairly obvious, rankings and candidateIDs are both numbers
+type Ranking = Int
+type CandidateID = Int
+
+
+
+--  positions in the uppermap list correspond to the boxes above the line,
+--  and the lists of candidateIDs are the boxes below the line
+type UpperMap = [[CandidateID]]
+
+
+
+--  merely a list in the order of how candidates were placed below the line
+type LowerMap = [CandidateID]
+
+
+
+--  represents a criteria used for finding ballots that voted a specific
+--  way, for example voted for candidate C as #1, candidate F as #2, etc
+type Trace = [(Ranking,CandidateID)]
+