From 9951e0bcc51cc8eabfbbce81e4671f94fd433513 Mon Sep 17 00:00:00 2001
From: Vendicated <vendicated@riseup.net>
Date: Thu, 1 Sep 2022 21:41:00 +0200
Subject: [PATCH] Settings: Calculate dependencies

---
 src/components/Settings.tsx | 87 ++++++++++++++++++++++++-------------
 src/utils/misc.tsx          | 30 ++++++++++++-
 2 files changed, 86 insertions(+), 31 deletions(-)

diff --git a/src/components/Settings.tsx b/src/components/Settings.tsx
index c27436642..dfea1167e 100644
--- a/src/components/Settings.tsx
+++ b/src/components/Settings.tsx
@@ -1,9 +1,9 @@
-import { useAwaiter } from "../utils/misc";
+import { humanFriendlyJoin, useAwaiter } from "../utils/misc";
 import Plugins from 'plugins';
 import { useSettings } from "../api/settings";
 import IpcEvents from "../utils/IpcEvents";
 
-import { Button, ButtonProps, Flex, Switch, Forms } from "../webpack/common";
+import { Button, ButtonProps, Flex, Switch, Forms, React } from "../webpack/common";
 import ErrorBoundary from "./ErrorBoundary";
 import { startPlugin } from "../plugins";
 import { stopPlugin } from '../plugins/index';
@@ -12,6 +12,22 @@ export default ErrorBoundary.wrap(function Settings(props) {
     const [settingsDir, , settingsDirPending] = useAwaiter(() => VencordNative.ipc.invoke<string>(IpcEvents.GET_SETTINGS_DIR), "Loading...");
     const settings = useSettings();
 
+    const depMap = React.useMemo(() => {
+        const o = {} as Record<string, string[]>;
+        for (const plugin in Plugins) {
+            const deps = Plugins[plugin].dependencies;
+            if (deps) {
+                for (const dep of deps) {
+                    o[dep] ??= [];
+                    o[dep].push(plugin);
+                }
+            }
+        }
+        return o;
+    }, []);
+
+    console.log(depMap);
+
     return (
         <Forms.FormSection tag="h1" title="Vencord">
             <Forms.FormText>SettingsDir: {settingsDir}</Forms.FormText>
@@ -45,39 +61,50 @@ export default ErrorBoundary.wrap(function Settings(props) {
             </Switch>
             <Forms.FormDivider />
             <Forms.FormTitle tag="h5">Plugins</Forms.FormTitle>
-            {Object.values(Plugins).map(p => (
-                <Switch
-                    disabled={p.required === true}
-                    key={p.name}
-                    value={settings.plugins[p.name].enabled}
-                    onChange={v => {
-                        settings.plugins[p.name].enabled = v;
-                        if (v) {
-                            p.dependencies?.forEach(d => {
-                                settings.plugins[d].enabled = true;
-                                if (!Plugins[d].started && !stopPlugin) {
+            {Object.values(Plugins).map(p => {
+                const enabledDependants = depMap[p.name]?.filter(d => settings.plugins[d].enabled);
+                const dependency = enabledDependants?.length;
+
+                return (
+                    <Switch
+                        disabled={p.required || dependency}
+                        key={p.name}
+                        value={settings.plugins[p.name].enabled || p.required || dependency}
+                        onChange={v => {
+                            settings.plugins[p.name].enabled = v;
+                            if (v) {
+                                p.dependencies?.forEach(d => {
+                                    settings.plugins[d].enabled = true;
+                                    if (!Plugins[d].started && !stopPlugin) {
+                                        // TODO show notification
+                                        settings.plugins[p.name].enabled = false;
+                                    }
+                                });
+                                if (!p.started && !startPlugin(p)) {
                                     // TODO show notification
-                                    settings.plugins[p.name].enabled = false;
                                 }
-                            });
-                            if (!p.started && !startPlugin(p)) {
-                                // TODO show notification
-                            }
-                        } else {
-                            if (p.started && !stopPlugin(p)) {
+                            } else {
+                                if (p.started && !stopPlugin(p)) {
+                                    // TODO show notification
+                                }
+                            }
+                            if (p.patches) {
                                 // TODO show notification
                             }
+                        }}
+                        note={p.description}
+                        tooltipNote={
+                            p.required ?
+                                "This plugin is required. Thus you cannot disable it."
+                                : dependency ?
+                                    `${humanFriendlyJoin(enabledDependants)} ${enabledDependants.length === 1 ? "depends" : "depend"} on this plugin. Thus you cannot disable it.`
+                                    : ""
                         }
-                        if (p.patches) {
-                            // TODO show notification
-                        }
-                    }}
-                    note={p.description}
-                    tooltipNote={p.required ? "This plugin is required. Thus you cannot disable it." : undefined}
-                >
-                    {p.name}
-                </Switch>
-            ))
+                    >
+                        {p.name}
+                    </Switch>
+                );
+            })
             }
         </Forms.FormSection >
     );
diff --git a/src/utils/misc.tsx b/src/utils/misc.tsx
index aca7661b0..9d4c001f1 100644
--- a/src/utils/misc.tsx
+++ b/src/utils/misc.tsx
@@ -69,4 +69,32 @@ export function mergeDefaults<T>(obj: T, defaults: T): T {
         }
     }
     return obj;
-}
\ No newline at end of file
+}
+
+
+/**
+ * Join an array of strings in a human readable way (1, 2 and 3)
+ * @param elements Elements
+ */
+export function humanFriendlyJoin(elements: string[]): string;
+/**
+ * Join an array of strings in a human readable way (1, 2 and 3)
+ * @param elements Elements
+ * @param mapper Function that converts elements to a string
+ */
+export function humanFriendlyJoin<T>(elements: T[], mapper: (e: T) => string): string;
+export function humanFriendlyJoin(elements: any[], mapper: (e: any) => string = s => s): string {
+    const { length } = elements;
+    if (length === 0) return "";
+    if (length === 1) return mapper(elements[0]);
+
+    let s = "";
+
+    for (let i = 0; i < length; i++) {
+        s += mapper(elements[i]);
+        if (length - i > 2) s += ", ";
+        else if (length - i > 1) s += " and ";
+    }
+
+    return s;
+}