www.spaceplanner.app

commit d1f7c01c47857a2c667a5b3ba976b1dc6126dd0d
parent 5b607cce87925f3cadac170ed162a827fc4ca7fe
Author: Jacob R. Edwards <jacob@jacobedwards.org>
Date:   Wed,  2 Oct 2024 10:43:12 -0700

Add developer settings api

These are persistent per-device settings meant to be used for aiding
development. The api exports one function to get and set settings
and an object representing all the settings.

Diffstat:
A
files/lib/dev.js
 | 
53
+++++++++++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 53 insertions(+), 0 deletions(-)
diff --git a/files/lib/dev.js b/files/lib/dev.js
@@ -0,0 +1,53 @@
+let _settings = {
+        devapi: { name: "Developer API", type: "bool", brief: "Don't use the production API" }
+}
+
+for (let k in _settings) {
+	switch (_settings[k].type) {
+	case "bool": 
+	case "string": 
+		break;
+	default:
+		console.error(`"${k}" developer setting has an invalid type (${_settings[k].type}); deleting`)
+		delete _settings[k]
+		continue
+	}
+        _settings[k].key = k
+}
+
+export const settings = _settings
+
+export function setting(k, v) {
+	if (v === undefined) {
+		if (settings[k] == undefined) {
+			console.error(`Tried to access undefined setting "${k}": ${new Error("").stack}`)
+			return undefined
+		}
+		return getValue(k)
+	}
+	setValue(k, v)
+}
+
+function getValue(k) {
+        let v = localStorage.getItem(storageKey(k))
+        console.log("dev.getValue", k, v)
+        if (settings[k].type === "bool") {
+                return v == "true"
+        } else if (settings[k].type === "string") {
+                return v
+        }
+        throw new Error("Invalid setting type")
+}
+
+function setValue(k, v) {
+        console.log("dev.setValue", k, v)
+        if (v == null) {
+                localStorage.removeItem(storageKey(k))
+        } else {
+                localStorage.setItem(storageKey(k), v)
+        }
+}
+
+function storageKey(k) {
+	return "dev-" + k
+}