// #113 - Integration tests for /modules endpoints

import { assertEquals, assertExists, assertRejects } from "@std/assert";
import { seedModules, testDb, truncateAll } from "../helpers/db_integration.ts";
import { modules } from "$root/databases/schema.ts";
import { eq } from "npm:drizzle-orm@0.45.2";

Deno.test({
  name: "integration modules: list all modules",
  async fn() {
    await truncateAll();
    await seedModules([{ id: "MATH101", nom: "Mathématiques" }, {
      id: "INFO101",
      nom: "Informatique",
    }]);
    const rows = await testDb.select().from(modules);
    assertEquals(rows.length, 2);
  },
  sanitizeResources: false,
  sanitizeOps: false,
});

Deno.test({
  name: "integration modules: create and retrieve by id",
  async fn() {
    await truncateAll();
    const [created] = await testDb.insert(modules).values({
      id: "PHYS101",
      nom: "Physique",
    }).returning();
    assertExists(created);
    assertEquals(created.id, "PHYS101");

    const row = await testDb
      .select()
      .from(modules)
      .where(eq(modules.id, "PHYS101"))
      .then((r) => r[0] ?? null);
    assertExists(row);
  },
  sanitizeResources: false,
  sanitizeOps: false,
});

Deno.test({
  name: "integration modules: get by id returns null when not found",
  async fn() {
    await truncateAll();
    const row = await testDb
      .select()
      .from(modules)
      .where(eq(modules.id, "NONEXISTENT"))
      .then((r) => r[0] ?? null);
    assertEquals(row, null);
  },
  sanitizeResources: false,
  sanitizeOps: false,
});

Deno.test({
  name: "integration modules: duplicate id insert fails",
  async fn() {
    await truncateAll();
    await seedModules([{ id: "MATH101", nom: "Mathématiques" }]);
    await assertRejects(() =>
      testDb.insert(modules).values({ id: "MATH101", nom: "Doublon" })
    );
  },
  sanitizeResources: false,
  sanitizeOps: false,
});

Deno.test({
  name: "integration modules: update nom",
  async fn() {
    await truncateAll();
    await seedModules([{ id: "ELEC201", nom: "Électronique" }]);
    const [updated] = await testDb
      .update(modules)
      .set({ nom: "Électronique numérique" })
      .where(eq(modules.id, "ELEC201"))
      .returning();
    assertEquals(updated.nom, "Électronique numérique");
  },
  sanitizeResources: false,
  sanitizeOps: false,
});

Deno.test({
  name: "integration modules: delete removes the module",
  async fn() {
    await truncateAll();
    await seedModules([{ id: "BIO101", nom: "Biologie" }]);
    await testDb.delete(modules).where(eq(modules.id, "BIO101"));
    const row = await testDb
      .select()
      .from(modules)
      .where(eq(modules.id, "BIO101"))
      .then((r) => r[0] ?? null);
    assertEquals(row, null);
  },
  sanitizeResources: false,
  sanitizeOps: false,
});