Files
pi-devin/extensions/index.ts
T

120 lines
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TypeScript

import type { ExtensionAPI, ProviderModelConfig } from "@earendil-works/pi-coding-agent";
import type { Api, Model, OAuthCredentials, OAuthLoginCallbacks } from "@earendil-works/pi-ai";
import { authStatus, loginWithCli, readCredentials } from "../src/credentials.js";
import { whichDevin, devinVersion } from "../src/cli.js";
import { FALLBACK_MODELS, loadCliCatalog, modelsFromCatalog } from "../src/models.js";
import { CLIENT_IDE, CLIENT_VERSION } from "../src/metadata.js";
import { streamDevin } from "../src/stream.js";
const PROVIDER_ID = "devin";
const PLACEHOLDER_BASE_URL = "https://server.codeium.com";
let _pi: ExtensionAPI | null = null;
function registerDevinProvider(pi: ExtensionAPI, models: ProviderModelConfig[]): void {
pi.registerProvider(PROVIDER_ID, {
name: "Devin Local",
api: "devin-local",
baseUrl: PLACEHOLDER_BASE_URL,
models,
oauth: {
name: "Devin CLI",
async login(_callbacks: OAuthLoginCallbacks): Promise<OAuthCredentials> {
const creds = await loginWithCli();
if (_pi) {
try {
const catalog = await loadCliCatalog();
registerDevinProvider(_pi, modelsFromCatalog(catalog));
} catch {
// keep current models
}
}
return {
refresh: "",
access: creds.apiKey,
expires: Date.now() + 365 * 24 * 60 * 60 * 1000,
};
},
async refreshToken(credentials: OAuthCredentials): Promise<OAuthCredentials> {
const creds = readCredentials();
if (!creds) return credentials;
return {
refresh: "",
access: creds.apiKey,
expires: Date.now() + 365 * 24 * 60 * 60 * 1000,
};
},
getApiKey(credentials: OAuthCredentials): string {
return readCredentials()?.apiKey || credentials.access;
},
modifyModels(models: Model<Api>[], _credentials: OAuthCredentials): Model<Api>[] {
return models;
},
},
streamSimple: streamDevin,
});
}
export default async function (pi: ExtensionAPI): Promise<void> {
_pi = pi;
registerDevinProvider(pi, FALLBACK_MODELS);
try {
if (readCredentials()) {
const catalog = await loadCliCatalog();
registerDevinProvider(pi, modelsFromCatalog(catalog));
}
} catch {
// fallback models already registered
}
pi.on("session_start", async () => {
try {
if (!_pi || !readCredentials()) return;
const catalog = await loadCliCatalog();
registerDevinProvider(_pi, modelsFromCatalog(catalog));
} catch {
// keep current models
}
});
pi.registerCommand("devin-status", {
description: "Show Devin CLI auth + binary status",
handler: async (_args, ctx) => {
const bin = await whichDevin();
const version = await devinVersion();
const status = await authStatus();
ctx.ui.notify(
[
bin ? `CLI: ${bin}` : "CLI: not found",
version ? `CLI version: ${version}` : "CLI version: unknown",
`Client identity: ${CLIENT_IDE} ${CLIENT_VERSION}`,
status.loggedIn ? "Auth: signed in via Devin CLI" : "Auth: not signed in. Run /login devin or `devin auth login`",
].join("\n"),
status.loggedIn && bin ? "info" : "warning",
);
},
});
pi.registerCommand("devin-refresh", {
description: "Refresh Devin Local model catalog from `devin models list`",
handler: async (_args, ctx) => {
try {
const catalog = await loadCliCatalog();
const models = modelsFromCatalog(catalog);
registerDevinProvider(pi, models);
ctx.ui.notify(`Devin: loaded ${models.length} families from the local CLI.`, "info");
} catch (error) {
ctx.ui.notify(
`Devin refresh failed: ${error instanceof Error ? error.message : String(error)}`,
"error",
);
}
},
});
pi.on("session_shutdown", async () => {
_pi = null;
});
}