73 lines
2.4 KiB
Haskell
73 lines
2.4 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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{- |
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Export spreadsheet table data as HTML table.
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This is derived from <https://hackage.haskell.org/package/classify-frog-0.2.4.3/src/src/Spreadsheet/Format.hs>
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-}
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module Hledger.Write.Html (
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printHtml,
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) where
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import qualified Hledger.Write.Spreadsheet as Spr
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import Hledger.Write.Spreadsheet (Type(..), Style(..), Emphasis(..), Cell(..))
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import qualified Data.Text as Text
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import qualified Lucid.Base as LucidBase
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import qualified Lucid
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import Data.Text (Text)
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import Data.Foldable (for_)
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printHtml :: (Lines border) => [[Cell border (Lucid.Html ())]] -> Lucid.Html ()
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printHtml table = do
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Lucid.style_ $ Text.unlines $
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"" :
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"table {border-collapse:collapse}" :
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"th, td {padding-left:1em}" :
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"th.account, td.account {padding-left:0;}" :
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[]
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Lucid.table_ $ for_ table $ \row ->
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Lucid.tr_ $ for_ row $ \cell ->
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formatCell cell
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formatCell :: (Lines border) => Cell border (Lucid.Html ()) -> Lucid.Html ()
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formatCell cell =
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let str = cellContent cell in
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let border field access =
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map (field<>) $ borderLines $ access $ cellBorder cell in
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let leftBorder = border "border-left:" Spr.borderLeft in
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let rightBorder = border "border-right:" Spr.borderRight in
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let topBorder = border "border-top:" Spr.borderTop in
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let bottomBorder = border "border-bottom:" Spr.borderBottom in
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let style =
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case leftBorder++rightBorder++topBorder++bottomBorder of
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[] -> []
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ss -> [Lucid.style_ $ Text.intercalate "; " ss] in
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case cellStyle cell of
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Head -> Lucid.th_ style str
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Body emph ->
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let align =
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case cellType cell of
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TypeString -> []
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TypeDate -> []
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_ -> [LucidBase.makeAttribute "align" "right"]
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withEmph =
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case emph of
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Item -> id
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Total -> Lucid.b_
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in Lucid.td_ (style++align) $ withEmph str
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class (Spr.Lines border) => Lines border where
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borderLines :: border -> [Text]
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instance Lines () where
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borderLines () = []
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instance Lines Spr.NumLines where
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borderLines prop =
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case prop of
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Spr.NoLine -> []
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Spr.SingleLine -> ["black"]
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Spr.DoubleLine -> ["double black"]
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