snatching amp's walkthrough for my own purposes mwhahaha
traverse.dunkirk.sh/diagram/6121f05c-a5ef-4ecf-8ffc-02534c5e767c
feat: update config
+20
-15
+15
-10
src/config.ts
+15
-10
src/config.ts
···
2
2
import { homedir } from "node:os";
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3
import type { TraverseConfig } from "./types.ts";
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4
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-
const DEFAULT_SHARE_URL = "https://traverse.dunkirk.sh";
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+
const DEFAULTS: TraverseConfig = {
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+
shareServerUrl: "https://traverse.dunkirk.sh",
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+
port: 4173,
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+
mode: "local",
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+
};
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10
7
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function getConfigDir(): string {
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12
const platform = process.platform;
···
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}
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export function loadConfig(): TraverseConfig {
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-
if (process.env.TRAVERSE_SHARE_URL) {
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-
return { shareServerUrl: process.env.TRAVERSE_SHARE_URL };
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-
}
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+
let fileConfig: Partial<TraverseConfig> = {};
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const configPath = join(getConfigDir(), "config.json");
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-
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try {
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const text = require("node:fs").readFileSync(configPath, "utf-8");
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const parsed = JSON.parse(text);
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-
return {
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-
shareServerUrl: parsed.shareServerUrl || DEFAULT_SHARE_URL,
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-
};
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+
fileConfig = JSON.parse(text);
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} catch {
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-
return { shareServerUrl: DEFAULT_SHARE_URL };
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+
// no config file, use defaults
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}
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+
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+
// Env vars override config file, config file overrides defaults
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+
return {
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+
shareServerUrl: process.env.TRAVERSE_SHARE_URL || fileConfig.shareServerUrl || DEFAULTS.shareServerUrl,
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port: parseInt(process.env.TRAVERSE_PORT || String(fileConfig.port || DEFAULTS.port), 10),
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+
mode: (process.env.TRAVERSE_MODE || fileConfig.mode || DEFAULTS.mode) as "local" | "server",
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+
};
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}
+3
-5
src/index.ts
+3
-5
src/index.ts
···
7
7
import { generateOgImage } from "./og.ts";
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8
import { loadConfig } from "./config.ts";
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9
10
-
const PORT = parseInt(process.env.TRAVERSE_PORT || "4173", 10);
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-
const MODE = (process.env.TRAVERSE_MODE || "local") as "local" | "server";
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const GIT_HASH = await Bun.$`git rev-parse --short HEAD`.text().then(s => s.trim()).catch(() => "dev");
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-
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-
// Load config and init persistence
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10
const config = loadConfig();
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+
const PORT = config.port;
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+
const MODE = config.mode;
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+
const GIT_HASH = await Bun.$`git rev-parse --short HEAD`.text().then(s => s.trim()).catch(() => "dev");
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initDb();
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// Load persisted diagrams