Revisión de gistfile1.txt

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1	+	/**
2	+	* CharacterRegistry — central lookup for Character objects.
3	+	*
4	+	* Usage:
5	+	* import { CharacterRegistry } from "@registry/CharacterRegistry";
6	+	*
7	+	* const char = CharacterRegistry.find("«Flash»");
8	+	* const chars = CharacterRegistry.forUser("flash");
9	+	* const active = CharacterRegistry.getActive("flash");
10	+	*/
11	+
12	+	import fs from "fs";
13	+	import path from "path";
14	+	import { Character, UserKey, CharName } from "@types";
15	+	import { Paths } from "@helpers/paths";
16	+
17	+	const CHARS_PATH = Paths.data("characters.json");
18	+
19	+	let _cache: Record<string, { characters: Character[] }> \| null = null;
20	+
21	+	function loadChars(): Record<string, { characters: Character[] }> {
22	+	if (!_cache) {
23	+	try {
24	+	_cache = JSON.parse(fs.readFileSync(CHARS_PATH, "utf8"));
25	+	console.log("[CharacterRegistry] cache miss — loading from disk");
26	+	}
27	+	catch { _cache = {}; }
28	+	}
29	+
30	+	return _cache!;
31	+	}
32	+
33	+	export const CharacterRegistry = {
34	+	/**
35	+	* Find a character by name across all users.
36	+	* Character names are unique across users (enforced by conflict system).
37	+	*/
38	+	find(charName: CharName): Character \| null {
39	+	const chars = loadChars();
40	+	for (const data of Object.values(chars)) {
41	+	const found = data.characters?.find(
42	+	(c) => c.name.toLowerCase() === charName.toLowerCase()
43	+	);
44	+	if (found) return found;
45	+	}
46	+	return null;
47	+	},
48	+
49	+	all(): Character[] {
50	+	const chars = loadChars();
51	+	return Object.values(chars).flatMap((data: any) => data.characters ?? []);
52	+	},
53	+
54	+	/**
55	+	* Find a character by name for a specific user.
56	+	*/
57	+	findForUser(userKey: UserKey, charName: CharName): Character \| null {
58	+	const chars = loadChars();
59	+	return chars[userKey]?.characters?.find(
60	+	(c) => c.name.toLowerCase() === charName.toLowerCase()
61	+	) ?? null;
62	+	},
63	+
64	+	/**
65	+	* Get all characters for a user.
66	+	*/
67	+	forUser(userKey: UserKey): Character[] {
68	+	const chars = loadChars();
69	+	return chars[userKey]?.characters ?? [];
70	+	},
71	+
72	+	/**
73	+	* Get the active character for a user (from characters.json only, no borrow).
74	+	* For effective char (including borrows), use getEffectiveCharacter from borrow.ts.
75	+	*/
76	+	getActive(userKey: UserKey): Character \| null {
77	+	return CharacterRegistry.forUser(userKey).find((c) => c.active) ?? null;
78	+	},
79	+
80	+	/**
81	+	* Get all characters shared with a given user across all owners.
82	+	*/
83	+	sharedWith(userKey: UserKey): { char: Character; ownerKey: UserKey }[] {
84	+	const chars = loadChars();
85	+	const result: { char: Character; ownerKey: UserKey }[] = [];
86	+	for (const [ownerKey, data] of Object.entries(chars)) {
87	+	if (ownerKey === userKey) continue;
88	+	for (const char of data.characters ?? []) {
89	+	if (char.sharedWith?.includes(userKey)) {
90	+	result.push({ char, ownerKey });
91	+	}
92	+	}
93	+	}
94	+	return result;
95	+	},
96	+
97	+	invalidateCache(): void {
98	+	_cache = null;
99	+	},
100	+	};

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