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{-# LANGUAGE DuplicateRecordFields, DeriveGeneric, DeriveAnyClass #-}
-- ldgallery - A static generator which turns a collection of tagged
-- pictures into a searchable web gallery.
--
-- Copyright (C) 2019 Pacien TRAN-GIRARD
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU Affero General Public License as
-- published by the Free Software Foundation, either version 3 of the
-- License, or (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU Affero General Public License for more details.
--
-- You should have received a copy of the GNU Affero General Public License
-- along with this program. If not, see <https://www.gnu.org/licenses/>.
module Resource
( ResourceTree(..)
, buildResourceTree
) where
import Data.Function ((&))
import Files
import Input
-- | Tree representing the compiled gallery resources.
data ResourceTree =
ItemResource
{ sidecar :: Sidecar
, path :: Path
, itemThumbnailPath :: Path }
| DirResource
{ items :: [ResourceTree]
, path :: Path
, dirThumbnailPath :: Maybe Path }
deriving Show
-- TODO: actually generate compilation strategies
buildResourceTree :: InputTree -> ResourceTree
buildResourceTree = resNode
where
resNode (InputFile path sidecar) =
ItemResource sidecar (itemsDir /> path) (thumbnailsDir /> path)
resNode (InputDir path thumbnailPath items) =
map resNode items
& \dirItems -> DirResource dirItems (itemsDir /> path) Nothing
itemsDir = "items"
thumbnailsDir = "thumbnails"
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