From 11f637e43c120e528a94cb3073883187a8d696b2 Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Fri, 15 Dec 2023 22:43:58 +0100
Subject: Improve web views

---
 public/gallery.js | 59 ++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 47 insertions(+), 12 deletions(-)

(limited to 'public')

diff --git a/public/gallery.js b/public/gallery.js
index d25c544..940b0d2 100644
--- a/public/gallery.js
+++ b/public/gallery.js
@@ -14,35 +14,64 @@ let BrowseModel = {
 	entries: [],
 
 	async reload(path) {
-		this.path = path
-		this.subdirectories = []
-		this.entries = []
+		if (this.path !== path) {
+			this.path = path
+			this.subdirectories = []
+			this.entries = []
+		}
 
 		let resp = await call('browse', {path: path})
 		this.subdirectories = resp.subdirectories
 		this.entries = resp.entries
 	},
+
+	joinPath(parent, child) {
+		if (!parent)
+			return child
+		if (!child)
+			return parent
+		return `${parent}/${child}`
+	},
+
+	getBrowseLinks() {
+		if (this.path === undefined)
+			return []
+
+		let links = [{name: "Root", path: "", level: -1}], path
+		for (const crumb of this.path.split('/').filter(s => !!s)) {
+			path = this.joinPath(path, crumb)
+			links.push({name: crumb, path: path, level: -1})
+		}
+
+		links[links.length - 1].level = 0
+
+		for (const sub of this.subdirectories) {
+			links.push(
+				{name: sub, path: this.joinPath(this.path, sub), level: +1})
+		}
+		return links
+	},
 }
 
 let Browse = {
-	// Reload the model immediately, to improve responsibility.
+	// Reload the model immediately, to improve responsivity.
 	// But we don't need to: https://mithril.js.org/route.html#preloading-data
 	// Also see: https://mithril.js.org/route.html#route-cancellation--blocking
 	oninit(vnode) {
-		let path = vnode.attrs.key || "/"
+		let path = vnode.attrs.key || ""
 		BrowseModel.reload(path)
 	},
 
 	view(vnode) {
 		return m('.container', {}, [
 			m('.header', {}, "Browse"),
-			m('h1', "Root"),
-			m('ul', BrowseModel.subdirectories.map(sd => {
-				const name = sd.split('/').pop()
+			m('ul', BrowseModel.getBrowseLinks().map(link => {
+				// TODO: Differentiate the level as CSS classes.
+				//  - Last entry (current path) should look selected.
 				return m('li', m(m.route.Link, {
 					href: `/browse/:key`,
-					params: {key: `${BrowseModel.path}/${sd}`},
-				}, name))
+					params: {key: link.path},
+				}, `${link.level} ${link.name}`))
 			})),
 			m('.browser', {}, BrowseModel.entries.map(e => {
 				return m(m.route.Link, {href: `/view/${e.sha1}`},
@@ -76,13 +105,19 @@ let View = {
 	},
 
 	view(vnode) {
-		// TODO: Show more information.
 		return m('.container', {}, [
 			m('.header', {}, "View"),
-			m('ul', ViewModel.paths.map(sd => m('li', sd))),
 			ViewModel.sha1 !== undefined
 				? m('img', {src: `/image/${ViewModel.sha1}`})
 				: "No image.",
+			m('h2', "Locations"),
+			m('ul', ViewModel.paths.map(sd => m('li', sd))),
+			m('h2', "Tags"),
+			Object.entries(ViewModel.tags).map(([group, tags]) => [
+				m("h3", group),
+				m("ul", Object.entries(tags).map(
+					([tag, weight]) => m("li", `${tag}: ${weight}`))),
+			]),
 		])
 	},
 }
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