From 64ed0c820478a9503ef53397ae43a3614218128c Mon Sep 17 00:00:00 2001
From: Cfp <jannik@picoscratch.de>
Date: Tue, 19 Aug 2025 12:19:08 +0200
Subject: [PATCH] feat: initial support for saving routes

---
 messages/en.json                              |  6 ++-
 .../components/lnv/sidebar/MainSidebar.svelte | 18 +++++++
 .../components/lnv/sidebar/TripSidebar.svelte | 21 ++++++--
 src/lib/services/lnv.ts                       | 52 +++++++++++++++++--
 4 files changed, 86 insertions(+), 11 deletions(-)

diff --git a/messages/en.json b/messages/en.json
index 0f7f1f1..b10c09c 100644
--- a/messages/en.json
+++ b/messages/en.json
@@ -11,7 +11,8 @@
 		"home": "Home",
 		"school": "School",
 		"work": "Work",
-		"no-location": "No {name} location saved."
+		"no-location": "No {name} location saved.",
+		"saved-routes": "Saved Routes"
 	},
 	"location": {
 		"unlock": "Unlock Location",
@@ -130,5 +131,6 @@
 			"choose-lang": "Choose your language",
 			"first-vehicle": "Let's create your first vehicle."
 		}
-	}
+	},
+	"unsave": "Unsave"
 }
diff --git a/src/lib/components/lnv/sidebar/MainSidebar.svelte b/src/lib/components/lnv/sidebar/MainSidebar.svelte
index 925f246..1f7a624 100644
--- a/src/lib/components/lnv/sidebar/MainSidebar.svelte
+++ b/src/lib/components/lnv/sidebar/MainSidebar.svelte
@@ -9,6 +9,8 @@
 	import RequiresCapability from "../RequiresCapability.svelte";
 	import { saved } from "$lib/saved.svelte";
 	import { m } from "$lang/messages";
+	import { getSaved } from "$lib/services/lnv";
+	import { view } from "../view.svelte";
 </script>
 
 <div
@@ -96,6 +98,22 @@
 
 <VehicleSelector />
 
+{#await getSaved() then saved}
+	{#if saved.length != 0}
+		<div>
+			<h2 style="margin: 5px; margin-left: 0; font-size: 1.2em;">Saved Routes</h2>
+
+			<div style="display: flex; flex-direction: column; gap: 10px;">
+				{#each saved as save}
+					<Button variant="secondary" onclick={() => {
+						view.switch("trip", { route: JSON.parse(save.data) })
+					}}>{save.name}</Button>
+				{/each}
+			</div>
+		</div>
+	{/if}
+{/await}
+
 <RequiresCapability capability="post">
 	<div>
 		<h2>In your area</h2>
diff --git a/src/lib/components/lnv/sidebar/TripSidebar.svelte b/src/lib/components/lnv/sidebar/TripSidebar.svelte
index 1cd21a3..2dda158 100644
--- a/src/lib/components/lnv/sidebar/TripSidebar.svelte
+++ b/src/lib/components/lnv/sidebar/TripSidebar.svelte
@@ -10,6 +10,8 @@
 	import { RouteIcon, SaveIcon, SendIcon } from "@lucide/svelte";
 	import { map } from "../map.svelte";
 	import { m } from "$lang/messages";
+	import { deleteSaved, isSaved, putSaved } from "$lib/services/lnv";
+	import { view } from "../view.svelte";
 
 	let {
 		route,
@@ -43,10 +45,21 @@
 		<RouteIcon />
 		{m["sidebar.trip.start"]()}
 	</Button>
-	<Button variant="secondary" disabled>
-		<SaveIcon />
-		{m["sidebar.trip.save"]()}
-	</Button>
+	{#await isSaved($state.snapshot(route)) then saved}
+		<Button variant="secondary" onclick={async () => {
+			if(saved) {
+				await deleteSaved(saved);
+				view.back();
+			} else {
+				const name = prompt("Trip name?");
+				if(!name) return;
+				await putSaved(name, route);
+			}
+		}}>
+			<SaveIcon />
+			{saved ? m.unsave() : m["sidebar.trip.save"]()}
+		</Button>
+	{/await}
 	<Button variant="secondary" disabled>
 		<SendIcon />
 		{m["sidebar.trip.send"]()}
diff --git a/src/lib/services/lnv.ts b/src/lib/services/lnv.ts
index 9bf73ce..49ac896 100644
--- a/src/lib/services/lnv.ts
+++ b/src/lib/services/lnv.ts
@@ -80,12 +80,23 @@ export async function refreshToken() {
 	localStorage.setItem("lnv-refresh", data.refresh_token);
 }
 
-export async function authFetch(url: string, params: RequestInit): ReturnType<typeof fetch> {
-	let res = await fetch(url, params);
-	if(res.status == 401) {
-		await refreshToken();
+export async function authFetch(url: string, params?: RequestInit): ReturnType<typeof fetch> {
+	let res = await fetch(url, {
+		headers: {
+			"Authorization": "Bearer " + localStorage.getItem("lnv-token")
+		},
+		...params
+	});
+	if(res.status != 401) {
+		return res;
 	}
-	res = await fetch(url, params);
+	await refreshToken();
+	res = await fetch(url, {
+		headers: {
+			"Authorization": "Bearer " + localStorage.getItem("lnv-token")
+		},
+		...params
+	});
 	if(res.status == 401) {
 		console.error("Server is misconfigured.");
 	}
@@ -160,3 +171,34 @@ export async function ai(query: string, location?: WorldLocation) {
 	}
 	return await res.text();
 }
+
+export function getSaved(): Promise<{ name: string; data: string; }[]> {
+	return authFetch(LNV_SERVER + "/saved").then(res => res.json());
+}
+
+export function putSaved(name: string, data: object) {
+	return authFetch(LNV_SERVER + "/saved", {
+		method: "PUT",
+		body: JSON.stringify({
+			name,
+			data: JSON.stringify(data)
+		})
+	}).then(res => res.json());
+}
+
+export function deleteSaved(name: string) {
+	return authFetch(LNV_SERVER + "/saved", {
+		method: "DELETE",
+		body: JSON.stringify({
+			name
+		})
+	}).then(res => res.text());
+}
+
+export async function isSaved(data: Trip) {
+	const res = await getSaved();
+	console.log(res, data);
+	const filtered = res.filter(s => JSON.parse(s.data).legs[0].shape == data.legs[0].shape);
+	if(filtered.length == 0) return false;
+	return filtered[0].name;
+}