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/* 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/>.
*/
import { Config, Index, Item } from "@/@types/gallery";
import { TagCategory, TagIndex, TagSearch } from "@/@types/tag";
import IndexFactory from "@/services/indexfactory";
import Navigation from "@/services/navigation";
import { action, createModule, mutation } from "vuex-class-component";
const VuexModule = createModule({
namespaced: "galleryStore",
strict: true,
});
export default class GalleryStore extends VuexModule {
config: Config | null = null;
galleryIndex: Index | null = null;
tagsIndex: TagIndex = {};
tagsCategories: TagCategory[] = [];
currentPath: string | null = null;
currentSearch: TagSearch[] = [];
// ---
@mutation private setConfig(config: Config) {
this.config = config;
}
@mutation setGalleryIndex(galleryIndex: Index) {
this.galleryIndex = Object.freeze(galleryIndex);
}
@mutation private setTagsIndex(tagsIndex: TagIndex) {
this.tagsIndex = Object.freeze(tagsIndex);
}
@mutation private setTagsCategories(tagsCategories: TagCategory[]) {
this.tagsCategories = tagsCategories;
}
@mutation setCurrentPath(currentPath: string) {
this.currentPath = currentPath;
}
@mutation setCurrentSearch(currentSearch: TagSearch[]) {
this.currentSearch = currentSearch;
}
// ---
get currentItemPath(): Item[] {
const root = this.galleryIndex?.tree;
if (root && this.currentPath) return Navigation.searchCurrentItemPath(root, this.currentPath);
return [];
}
get currentItem(): Item | null {
const path = this.currentItemPath;
return path.length > 0 ? path[path.length - 1] : null;
}
get galleryTitle(): string {
return this.galleryIndex?.properties.galleryTitle ?? "ldgallery";
}
get resourceRoot(): string {
return process.env.VUE_APP_DATA_URL + this.config!.galleryRoot;
}
// ---
// Fetches the gallery's JSON config
@action async fetchConfig() {
await fetch(`${process.env.VUE_APP_DATA_URL}${GalleryStore.getUrlConfig()}`, { cache: "no-cache" })
.then(GalleryStore.responseToJson)
.then(this.setConfig);
return this.config!;
}
// Fetches the gallery's JSON metadata
@action async fetchGalleryItems() {
const root = this.config?.galleryRoot ?? "";
const index = this.config?.galleryIndex ?? "index.json";
await fetch(`${process.env.VUE_APP_DATA_URL}${root}${index}`, { cache: "no-cache" })
.then(GalleryStore.responseToJson)
.then(this.setGalleryIndex)
.then(this.indexTags)
.then(this.indexTagCategories);
return this.galleryIndex!;
}
// Indexes the gallery
@action async indexTags() {
const root = this.galleryIndex?.tree ?? null;
const index = IndexFactory.generateTags(root);
this.setTagsIndex(index);
return index;
}
// Indexes the proposed categories
@action async indexTagCategories() {
const categories = IndexFactory.generateCategories(this.tagsIndex, this.galleryIndex?.properties.tagCategories);
this.setTagsCategories(categories);
return categories;
}
// Searches for tags
@action async search(filters: string[]) {
const results = filters.flatMap(filter => IndexFactory.searchTags(this.tagsIndex, filter, true));
this.setCurrentSearch(results);
return results;
}
private static getUrlConfig() {
const search = window.location.search;
if (search.length > 1) return search.substr(1) + ".json";
return "config.json";
}
private static responseToJson(response: Response) {
if (!response.ok) throw new Error(`${response.status}: ${response.statusText}`);
return response.json();
}
}
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