1 files changed, 104 insertions, 0 deletions

diff --git a/viewer/src/views/Gallery.vue b/viewer/src/views/Gallery.vue
new file mode 100644
index 0000000..fad7cc3
--- /dev/null
+++ b/viewer/src/views/Gallery.vue
@@ -0,0 +1,104 @@
+<!-- ldgallery - A static generator which turns a collection of tagged
+--             pictures into a searchable web gallery.
+--
+-- Copyright (C) 2019-2020  Guillaume FOUET
+--
+-- 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/>.
+-->
+
+<template>
+  <div>
+    <gallery-search v-if="$uiStore.isModeSearch" :items="currentSearch" />
+    <gallery-directory v-else-if="checkType('directory')" :directory="$galleryStore.currentItem" />
+    <gallery-picture v-else-if="checkType('picture')" :picture="$galleryStore.currentItem" />
+    <div v-else>{{$t("gallery.unknowntype")}}</div>
+  </div>
+</template>
+
+<script lang="ts">
+import { Component, Vue, Prop, Watch } from "vue-property-decorator";
+import { Operation } from '@/@types/tag/Operation';
+import GallerySearch from "./GallerySearch.vue";
+import GalleryDirectory from "./GalleryDirectory.vue";
+import GalleryPicture from "./GalleryPicture.vue";
+
+@Component({
+  components: { GallerySearch, GalleryDirectory, GalleryPicture },
+})
+export default class Gallery extends Vue {
+  @Prop(String) readonly pathMatch!: string;
+
+  mounted() {
+    this.pathChanged()
+  }
+
+  @Watch("pathMatch")
+  pathChanged() {
+    console.log("Path: ", this.pathMatch);
+    this.$galleryStore.setCurrentPath(this.pathMatch);
+  }
+
+  // Results of the search (by tags)
+  get currentSearch(): Gallery.Item[] {
+    const byOperation = this.extractTagsByOperation(this.$uiStore.currentTags);
+    const intersection = this.extractIntersection(byOperation);
+    const substraction = this.extractSubstraction(byOperation);
+    return this.aggregateAll(byOperation, intersection, substraction);
+  }
+
+  // ---
+
+  private checkType(type: string): boolean {
+    return this.$galleryStore.currentItem?.properties.type === type ?? false;
+  }
+
+  private extractTagsByOperation(currentTags: Tag.Search[]): Tag.SearchByOperation {
+    let byOperation: Tag.SearchByOperation = {};
+    Object.values(Operation)
+      .forEach(operation => byOperation[operation] = currentTags.filter(tag => tag.operation === operation));
+    return byOperation;
+  }
+
+  private extractIntersection(byOperation: Tag.SearchByOperation): Set<Gallery.Item> {
+    let intersection = new Set<Gallery.Item>();
+    if (byOperation[Operation.INTERSECTION].length > 0) {
+      byOperation[Operation.INTERSECTION]
+        .map(tag => tag.items)
+        .reduce((a,b) => a.filter(c => b.includes(c)))
+        .flatMap(items=>items)
+        .forEach(item => intersection.add(item));
+    }
+    return intersection;
+  }
+
+  private extractSubstraction(byOperation: Tag.SearchByOperation): Set<Gallery.Item> {
+    let substraction = new Set<Gallery.Item>();
+    if (byOperation[Operation.SUBSTRACTION].length > 0) {
+      byOperation[Operation.SUBSTRACTION]
+        .flatMap(tag => tag.items)
+        .forEach(item => substraction.add(item));
+    }
+    return substraction;
+  }
+
+  private aggregateAll(byOperation: Tag.SearchByOperation, intersection: Set<Gallery.Item>, substraction: Set<Gallery.Item>): Gallery.Item[] {
+    byOperation[Operation.ADDITION].flatMap(tag => tag.items).forEach(item => intersection.add(item));
+    substraction.forEach(item => intersection.delete(item));
+    return [...intersection];
+  }
+}
+</script>
+
+<style lang="scss">
+</style>