import { assertEquals, assertRejects, assertThrows } from "jsr:@std/assert@1";
import {
  agentEnvironment,
  parseProfiles,
  runProfiles,
  sanitizedEnvironment,
} from "./profiles.ts";

Deno.test("parses profiles in fallback order with model defaults", () => {
  assertEquals(
    parseProfiles(`
- type: claude
  token: claude-token
- type: codex
  model: gpt-custom
`),
    [
      { type: "claude", model: "claude-sonnet-5", token: "claude-token" },
      { type: "codex", model: "gpt-custom" },
    ],
  );
});

Deno.test("rejects an empty profile list", () => {
  assertThrows(() => parseProfiles("[]"), Error, "at least one profile");
});

Deno.test("rejects a Claude profile without its setup token", () => {
  assertThrows(
    () => parseProfiles("- type: claude"),
    Error,
    "profiles[0].token",
  );
});

Deno.test("falls through only after usage exhaustion", async () => {
  const visited: string[] = [];
  const result = await runProfiles(
    [
      { type: "claude", model: "claude-sonnet-5", token: "first" },
      { type: "codex", model: "gpt-5.6-terra" },
    ],
    (profile) => {
      visited.push(profile.type);
      if (profile.type === "claude") {
        throw new Error("You've hit your usage limit");
      }
      return Promise.resolve("done");
    },
  );

  assertEquals(result, "done");
  assertEquals(visited, ["claude", "codex"]);
});

Deno.test("recognizes Claude's weekly limit message", async () => {
  const result = await runProfiles(
    [
      { type: "claude", model: "claude-sonnet-5", token: "first" },
      { type: "codex", model: "gpt-5.6-terra" },
    ],
    (profile) => {
      if (profile.type === "claude") {
        throw new Error("You've hit your limit · resets Monday");
      }
      return Promise.resolve("fallback");
    },
  );

  assertEquals(result, "fallback");
});

Deno.test("recognizes provider API exhaustion status", async () => {
  const results = await Promise.all(
    ["API Error: 402 Insufficient funds", "HTTP error: 429"]
      .map((message) =>
        runProfiles(
          [
            { type: "claude", model: "claude-sonnet-5", token: "first" },
            { type: "codex", model: "gpt-5.6-terra" },
          ],
          (profile) => {
            if (profile.type === "claude") throw new Error(message);
            return Promise.resolve("fallback");
          },
        )
      ),
  );

  assertEquals(results, ["fallback", "fallback"]);
});

Deno.test("preserves an ordinary agent failure", async () => {
  const visited: string[] = [];
  await assertRejects(
    () =>
      runProfiles(
        [
          { type: "claude", model: "claude-sonnet-5", token: "first" },
          { type: "codex", model: "gpt-5.6-terra" },
        ],
        (profile) => {
          visited.push(profile.type);
          throw new Error("tests failed");
        },
      ),
    Error,
    "tests failed",
  );
  assertEquals(visited, ["claude"]);
});

Deno.test("does not mistake incidental quota text for exhaustion", async () => {
  const visited: string[] = [];
  await assertRejects(
    () =>
      runProfiles(
        [
          { type: "claude", model: "claude-sonnet-5", token: "first" },
          { type: "codex", model: "gpt-5.6-terra" },
        ],
        (profile) => {
          visited.push(profile.type);
          throw new Error("quota parser test failed at line 429");
        },
      ),
    Error,
    "quota parser test failed",
  );
  assertEquals(visited, ["claude"]);
});

Deno.test("exposes only the selected profile credential to the agent", () => {
  const base = {
    HOME: "/home/bot",
    PROFILES: "contains every secret",
    REVIEWER_TOKEN: "reviewer",
    BOT_TOKEN: "legacy",
    CLAUDE_CODE_OAUTH_TOKEN: "old-claude",
    ANTHROPIC_API_KEY: "old-anthropic-key",
    ANTHROPIC_AUTH_TOKEN: "old-anthropic-token",
    OPENAI_API_KEY: "old-openai",
    CODEX_API_KEY: "old-codex-key",
    CODEX_ACCESS_TOKEN: "old-codex-token",
  };

  assertEquals(
    agentEnvironment(base, {
      type: "claude",
      model: "claude-sonnet-5",
      token: "selected",
    }),
    { HOME: "/home/bot", CLAUDE_CODE_OAUTH_TOKEN: "selected" },
  );
  assertEquals(sanitizedEnvironment(base), { HOME: "/home/bot" });
});