From 2766f5f9a491c5f7ebf1eeac1c970daec3656be2 Mon Sep 17 00:00:00 2001
From: pacien
Date: Tue, 25 Feb 2020 16:03:00 +0100
Subject: transverse: combine item tree and gallery-wide properties

GitHub: closes #142
---
 compiler/src/Compiler.hs         | 18 +++++++++---------
 design-notes.md                  |  2 +-
 viewer/src/@types/gallery.d.ts   |  7 +++++++
 viewer/src/store/galleryStore.ts |  1 +
 4 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/compiler/src/Compiler.hs b/compiler/src/Compiler.hs
index 73ac8a4..2970102 100644
--- a/compiler/src/Compiler.hs
+++ b/compiler/src/Compiler.hs
@@ -22,6 +22,7 @@ module Compiler
   ) where
 
 
+import GHC.Generics (Generic)
 import Control.Monad (liftM2, when)
 import Data.List (any)
 import System.FilePath ((</>))
@@ -33,7 +34,7 @@ import qualified Data.Aeson as JSON
 
 import Config
 import Input (readInputTree)
-import Resource (buildGalleryTree, galleryCleanupResourceDir)
+import Resource (GalleryItem, buildGalleryTree, galleryCleanupResourceDir)
 import Files
   ( FileName
   , FSNode(..)
@@ -53,9 +54,6 @@ defaultGalleryConf = "gallery.yaml"
 indexFile :: String
 indexFile = "index.json"
 
-viewerConfFile :: String
-viewerConfFile = "viewer.json"
-
 itemsDir :: String
 itemsDir = "items"
 
@@ -63,6 +61,12 @@ thumbnailsDir :: String
 thumbnailsDir = "thumbnails"
 
 
+data GalleryIndex = GalleryIndex
+  { properties :: ViewerConfig
+  , tree :: GalleryItem
+  } deriving (Generic, Show, ToJSON)
+
+
 writeJSON :: ToJSON a => FileName -> a -> IO ()
 writeJSON outputPath object =
   do
@@ -117,17 +121,13 @@ compileGallery configPath inputDirPath outputDirPath excludedDirs rebuildAll cle
     resources <- galleryBuilder inputTree
 
     when cleanOutput $ galleryCleanupResourceDir resources outputDirPath
-    writeJSON outputIndex resources
-    writeJSON outputViewerConf $ viewerConfig config
+    writeJSON (outputDirPath </> indexFile) $ GalleryIndex (viewerConfig config) resources
 
   where
     inputGalleryConf :: FilePath -> FilePath
     inputGalleryConf "" = inputDirPath </> defaultGalleryConf
     inputGalleryConf file = file
 
-    outputIndex = outputDirPath </> indexFile
-    outputViewerConf = outputDirPath </> viewerConfFile
-
     itemProcessor config cache =
       itemFileProcessor
         (pictureMaxResolution config) cache
diff --git a/design-notes.md b/design-notes.md
index d59f511..0d7b5c1 100644
--- a/design-notes.md
+++ b/design-notes.md
@@ -234,6 +234,6 @@ By default, the content is rendered in the same ordered as listed in `index.json
 
 Items other than directories are displayed by this view, making use of most of the screen space to render the element.
 
-This view should as well display the title, description, date, tags and other information associated to the item.  Tags in particular are displayed in a grouped manner as determined in `viewer.json`.
+This view should as well display the title, description, date, tags and other information associated to the item.  Tags in particular are displayed in a grouped manner as determined in `index.json`.
 
 It should be possible to navigate between items of the same directory as the current one through a thumbnail reel and previous/next links.
diff --git a/viewer/src/@types/gallery.d.ts b/viewer/src/@types/gallery.d.ts
index 03d21fc..d7645b6 100644
--- a/viewer/src/@types/gallery.d.ts
+++ b/viewer/src/@types/gallery.d.ts
@@ -22,6 +22,13 @@ declare namespace Gallery {
         galleryRoot: string,
     }
 
+    interface GalleryProperties {
+        // empty for now
+    }
+    interface Index {
+        properties: GalleryProperties,
+        tree: Item
+    }
     interface Other extends Item {
         properties: OtherProperties,
     }
diff --git a/viewer/src/store/galleryStore.ts b/viewer/src/store/galleryStore.ts
index d2b28dd..cd09996 100644
--- a/viewer/src/store/galleryStore.ts
+++ b/viewer/src/store/galleryStore.ts
@@ -77,6 +77,7 @@ export default class GalleryStore extends VuexModule {
         const root = this.config?.galleryRoot ?? '';
         return fetch(`${process.env.VUE_APP_DATA_URL}${root}index.json`, { cache: "no-cache" })
             .then(response => response.json())
+            .then(index => index.tree)
             .then(this.setGalleryItemsRoot)
             .then(this.indexTags);
     }
-- 
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