Improves display of `preferences list` command (#9292)

Co-authored-by: Sarah Rainsberger <sarah@rainsberger.ca>

3 files changed, 79 insertions, 20 deletions

diff --git a/.changeset/gorgeous-squids-walk.md b/.changeset/gorgeous-squids-walk.md
new file mode 100644
index 000000000..79599013c
--- /dev/null
+++ b/.changeset/gorgeous-squids-walk.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Improves display for `astro preferences list` command
diff --git a/packages/astro/src/cli/preferences/index.ts b/packages/astro/src/cli/preferences/index.ts
index 35de2ce04..d6e76db2a 100644
--- a/packages/astro/src/cli/preferences/index.ts
+++ b/packages/astro/src/cli/preferences/index.ts
@@ -2,7 +2,7 @@
 import type yargs from 'yargs-parser';
 import type { AstroSettings } from '../../@types/astro.js';
 
-import { bold } from 'kleur/colors';
+import { bgGreen, black, bold, dim } from 'kleur/colors';
 import { fileURLToPath } from 'node:url';
 
 import dlv from 'dlv';
@@ -10,7 +10,7 @@ import { resolveConfig } from '../../core/config/config.js';
 import { createSettings } from '../../core/config/settings.js';
 import * as msg from '../../core/messages.js';
 import { DEFAULT_PREFERENCES } from '../../preferences/defaults.js';
-import { coerce, isValidKey, type PreferenceKey } from '../../preferences/index.js';
+import { coerce, isValidKey, type PreferenceKey, type PreferenceLocation } from '../../preferences/index.js';
 import { createLoggerFromFlags, flagsToAstroInlineConfig } from '../flags.js';
 // @ts-expect-error flattie types are mispackaged
 import { flattie } from 'flattie';
@@ -211,12 +211,52 @@ async function resetPreference(
 }
 
 async function listPreferences(settings: AstroSettings, { location, json }: SubcommandOptions) {
-	const store = await settings.preferences.getAll({ location });
 	if (json) {
-		console.log(JSON.stringify(store, null, 2));
+		const resolved = await settings.preferences.getAll();
+		console.log(JSON.stringify(resolved, null, 2));
 		return 0;
 	}
-	prettyPrint(store);
+	const { global, project, defaults } = await settings.preferences.list({ location });
+	const flatProject = flattie(project);
+	const flatGlobal = flattie(global);
+	const flatUser = Object.assign({}, flatGlobal, flatProject);
+	for (let key of Object.keys(flatUser)) {
+		if (!isValidKey(key)) {
+			delete flatUser[key];
+			continue;
+		}
+	}
+
+	const flatDefault = flattie(defaults);
+	const userKeys = Object.keys(flatUser);
+
+	if (userKeys.length > 0) {
+		const badge = bgGreen(black(` Your Preferences `));
+		const table = formatTable(flatUser, ['Preference', 'Value']);
+
+		console.log(['', badge, table].join('\n'));
+	} else {
+		const badge = bgGreen(black(` Your Preferences `));
+		const message = dim('No preferences set');
+		console.log(['', badge, '', message].join('\n'));
+	}
+	const flatUnset = Object.assign({}, flatDefault);
+	for (const key of userKeys) {
+		delete flatUnset[key];
+	}
+	const unsetKeys = Object.keys(flatUnset);
+
+	if (unsetKeys.length > 0) {
+		const badge = bgGreen(black(` Default Preferences `));
+		const table = formatTable(flatUnset, ['Preference', 'Value']);
+
+		console.log(['', badge, table].join('\n'));
+	} else {
+		const badge = bgGreen(black(` Default Preferences `));
+		const message = dim('All preferences have been set');
+		console.log(['', badge, '', message].join('\n'));
+	}
+
 	return 0;
 }
 
@@ -256,19 +296,19 @@ function formatTable(
 		b: string | number | boolean,
 		style: (value: string | number | boolean) => string = (v) => v.toString()
 	): string {
-		return `${chars.v} ${style(a)} ${space(colALength - a.length - 2)} ${chars.v} ${style(
+		return `${dim(chars.v)} ${style(a)} ${space(colALength - a.length - 2)} ${dim(chars.v)} ${style(
 			b
-		)} ${space(colBLength - b.toString().length - 3)} ${chars.v}`;
+		)} ${space(colBLength - b.toString().length - 3)} ${dim(chars.v)}`;
 	}
-	const top = `${chars.topLeft}${chars.h.repeat(colALength + 1)}${chars.hBottom}${chars.h.repeat(
+	const top = dim(`${chars.topLeft}${chars.h.repeat(colALength + 1)}${chars.hBottom}${chars.h.repeat(
 		colBLength
-	)}${chars.topRight}`;
-	const bottom = `${chars.bottomLeft}${chars.h.repeat(colALength + 1)}${chars.hTop}${chars.h.repeat(
+	)}${chars.topRight}`);
+	const bottom = dim(`${chars.bottomLeft}${chars.h.repeat(colALength + 1)}${chars.hTop}${chars.h.repeat(
 		colBLength
-	)}${chars.bottomRight}`;
-	const divider = `${chars.vRightThick}${chars.hThick.repeat(colALength + 1)}${
+	)}${chars.bottomRight}`);
+	const divider = dim(`${chars.vRightThick}${chars.hThick.repeat(colALength + 1)}${
 		chars.hThickCross
-	}${chars.hThick.repeat(colBLength)}${chars.vLeftThick}`;
+	}${chars.hThick.repeat(colBLength)}${chars.vLeftThick}`);
 	const rows: string[] = [top, formatRow(-1, colA, colB, bold), divider];
 	let i = 0;
 	for (const [key, value] of Object.entries(object)) {
diff --git a/packages/astro/src/preferences/index.ts b/packages/astro/src/preferences/index.ts
index 00a46c573..56249f534 100644
--- a/packages/astro/src/preferences/index.ts
+++ b/packages/astro/src/preferences/index.ts
@@ -22,11 +22,19 @@ export type GetDotKey<
 	K extends string,
 > = K extends `${infer U}.${infer Rest}` ? GetDotKey<T[U], Rest> : T[K];
 
+export type PreferenceLocation = 'global' | 'project';
 export interface PreferenceOptions {
-	location?: 'global' | 'project';
+	location?: PreferenceLocation;
 }
 
+type DeepPartial<T> = T extends object ? {
+	[P in keyof T]?: DeepPartial<T[P]>;
+} : T;
+
 export type PreferenceKey = DotKeys<Preferences>;
+export interface PreferenceList extends Record<PreferenceLocation, DeepPartial<Preferences>> {
+	defaults: Preferences;
+}
 
 export interface AstroPreferences {
 	get<Key extends PreferenceKey>(
@@ -38,7 +46,8 @@ export interface AstroPreferences {
 		value: GetDotKey<Preferences, Key>,
 		opts?: PreferenceOptions
 	): Promise<void>;
-	getAll(opts?: PreferenceOptions): Promise<Record<string, any>>;
+	getAll(): Promise<Preferences>;
+	list(opts?: PreferenceOptions): Promise<PreferenceList>;
 }
 
 export function isValidKey(key: string): key is PreferenceKey {
@@ -62,7 +71,7 @@ export function coerce(key: string, value: unknown) {
 export default function createPreferences(config: AstroConfig): AstroPreferences {
 	const global = new PreferenceStore(getGlobalPreferenceDir());
 	const project = new PreferenceStore(fileURLToPath(new URL('./.astro/', config.root)));
-	const stores = { global, project };
+	const stores: Record<PreferenceLocation, PreferenceStore> = { global, project };
 
 	return {
 		async get(key, { location } = {}) {
@@ -72,10 +81,15 @@ export default function createPreferences(config: AstroConfig): AstroPreferences
 		async set(key, value, { location = 'project' } = {}) {
 			stores[location].set(key, value);
 		},
-		async getAll({ location } = {}) {
-			if (!location)
-				return Object.assign({}, stores['global'].getAll(), stores['project'].getAll());
-			return stores[location].getAll();
+		async getAll() {
+			return Object.assign({}, DEFAULT_PREFERENCES, stores['global'].getAll(), stores['project'].getAll());
+		},
+		async list() {
+			return {
+				global: stores['global'].getAll(),
+				project: stores['project'].getAll(),
+				defaults: DEFAULT_PREFERENCES,
+			};
 		},
 	};
 }