const axios = require('axios');

const BASE_URL = 'http://localhost:9000';

async function runTests() {
  console.log('=== STARTING INTEGRATION TESTS FOR MENTOR TASK MANAGEMENT ===\n');

  let adminToken = '';
  let mentorToken = '';
  let otherMentorToken = '';
  let createdProjectId = null;
  let otherProjectId = null;
  let taskId = null;

  const mentorEmail = `mentor_task_${Date.now()}@internify.com`;
  const otherMentorEmail = `other_mentor_task_${Date.now()}@internify.com`;
  const mentorPassword = 'Password123';

  // Helper config generator
  const getHeader = (token) => ({
    headers: { Authorization: `Bearer ${token}` }
  });

  try {
    // 1. Login as Admin
    console.log('1. Logging in as Admin (admin1@internify.com)...');
    const loginRes = await axios.post(`${BASE_URL}/auth-api/login`, {
      email: 'admin1@internify.com',
      password: 'password123'
    });
    adminToken = loginRes.data.data.token;
    console.log('   Admin logged in successfully!\n');

    // 2. Create Mentor Accounts via Admin API
    console.log(`2. Creating mentor accounts...`);
    await axios.post(`${BASE_URL}/admin-api/add`, {
      nama_depan: 'John',
      nama_belakang: 'MentorTask',
      email: mentorEmail,
      password: mentorPassword,
      role: 'mentor'
    }, getHeader(adminToken));
    
    await axios.post(`${BASE_URL}/admin-api/add`, {
      nama_depan: 'Jane',
      nama_belakang: 'OtherMentorTask',
      email: otherMentorEmail,
      password: mentorPassword,
      role: 'mentor'
    }, getHeader(adminToken));
    console.log('   Mentor accounts created successfully!\n');

    // 3. Login as Mentors
    console.log('3. Logging in as mentors...');
    const mentorLoginRes = await axios.post(`${BASE_URL}/auth-api/login`, {
      email: mentorEmail,
      password: mentorPassword
    });
    mentorToken = mentorLoginRes.data.data.token;

    const otherMentorLoginRes = await axios.post(`${BASE_URL}/auth-api/login`, {
      email: otherMentorEmail,
      password: mentorPassword
    });
    otherMentorToken = otherMentorLoginRes.data.data.token;
    console.log('   Mentors logged in successfully!\n');

    // 4. Mentors create projects
    console.log('4. Creating projects for mentors...');
    const createProjectRes = await axios.post(`${BASE_URL}/project-api/add`, {
      project_icon: 'code',
      project_name: `Mentor's Project - ${Date.now()}`,
      description: 'Project to test mentor task permissions.',
      start_date: '2026-07-01',
      end_date: '2026-10-01',
      member_emails: []
    }, getHeader(mentorToken));
    createdProjectId = createProjectRes.data.data.id;

    const otherProjectRes = await axios.post(`${BASE_URL}/project-api/add`, {
      project_icon: 'shield',
      project_name: `Other Mentor's Project - ${Date.now()}`,
      description: 'Project owned by another mentor.',
      start_date: '2026-07-01',
      end_date: '2026-10-01',
      member_emails: []
    }, getHeader(otherMentorToken));
    otherProjectId = otherProjectRes.data.data.id;
    console.log(`   Projects created: Mentor Project ID = ${createdProjectId}, Other Project ID = ${otherProjectId}\n`);

    // 5. Mentor creates a task in their project
    console.log(`5. Mentor creating task in project ID ${createdProjectId}...`);
    const createTaskRes = await axios.post(`${BASE_URL}/task-api/projects/${createdProjectId}/tasks`, {
      title: 'Task 1',
      description: 'First task created by mentor.',
      deadline_date: '2026-08-01',
      specific_time: '23:59',
      submission_type: 'url_link'
    }, getHeader(mentorToken));
    taskId = createTaskRes.data.data.id;
    console.log(`   Task created successfully! ID: ${taskId}\n`);

    // 6. Mentor tries to create task in project they do not own
    console.log(`6. Testing isolation: Mentor trying to create task in project ID ${otherProjectId} (owned by other mentor)...`);
    try {
      await axios.post(`${BASE_URL}/task-api/projects/${otherProjectId}/tasks`, {
        title: 'Task in other project',
        description: 'Should fail.',
        deadline_date: '2026-08-01',
        specific_time: '23:59',
        submission_type: 'url_link'
      }, getHeader(mentorToken));
      throw new Error('TEST FAILED: Mentor created a task in a project they do not own!');
    } catch (err) {
      if (err.response && err.response.status === 403) {
        console.log('   PASSED: Access denied with 403 Forbidden as expected.\n');
      } else {
        throw err;
      }
    }

    // 7. Mentor retrieves task list of their project
    console.log(`7. Mentor retrieving task list for project ID ${createdProjectId}...`);
    const getTasksRes = await axios.get(`${BASE_URL}/task-api/projects/${createdProjectId}/tasks`, getHeader(mentorToken));
    const tasks = getTasksRes.data.data;
    console.log(`   Tasks found: ${tasks.length}`);
    if (tasks.length !== 1 || tasks[0].id !== taskId) {
      throw new Error('TEST FAILED: Task list not retrieved correctly by mentor!');
    }
    console.log('   PASSED: Task list retrieved successfully.\n');

    // 8. Mentor retrieves details of their task
    console.log(`8. Mentor retrieving details of task ID ${taskId}...`);
    const getTaskDetailRes = await axios.get(`${BASE_URL}/task-api/tasks/${taskId}`, getHeader(mentorToken));
    const taskDetail = getTaskDetailRes.data.data;
    
    // Mentor should get admin-like details including the submission_summary and submissions list.
    // Let's verify if submission_summary exists in response.
    console.log('   Retrieved detail data fields:', Object.keys(taskDetail));
    if (!taskDetail.submission_summary) {
      throw new Error('TEST FAILED: Mentor retrieved detail as an intern (missing submission_summary)!');
    }
    console.log('   PASSED: Mentor successfully retrieved detailed view of the task with submission summary.\n');

    // 9. Mentor updates their task
    console.log(`9. Mentor updating task ID ${taskId}...`);
    await axios.patch(`${BASE_URL}/task-api/tasks/${taskId}`, {
      title: 'Task 1 Updated',
      description: 'Updated description by mentor.'
    }, getHeader(mentorToken));
    console.log('   PASSED: Task updated successfully.\n');

    // 10. Mentor tries to update task they do not own
    // Let's create a task in the other project first
    const otherTaskRes = await axios.post(`${BASE_URL}/task-api/projects/${otherProjectId}/tasks`, {
      title: 'Other Task',
      description: 'Task by other mentor.',
      deadline_date: '2026-08-01',
      specific_time: '23:59',
      submission_type: 'url_link'
    }, getHeader(otherMentorToken));
    const otherTaskId = otherTaskRes.data.data.id;

    console.log(`10. Testing isolation: Mentor trying to update task ID ${otherTaskId}...`);
    try {
      await axios.patch(`${BASE_URL}/task-api/tasks/${otherTaskId}`, {
        title: 'Unauthorized Update'
      }, getHeader(mentorToken));
      throw new Error('TEST FAILED: Mentor updated a task they do not own!');
    } catch (err) {
      if (err.response && err.response.status === 403) {
        console.log('   PASSED: Access denied with 403 Forbidden as expected.\n');
      } else {
        throw err;
      }
    }

    // 11. Mentor deletes their task
    console.log(`11. Mentor deleting task ID ${taskId}...`);
    await axios.delete(`${BASE_URL}/task-api/tasks/${taskId}`, getHeader(mentorToken));
    console.log('   PASSED: Task deleted successfully.\n');

    // 12. Mentor tries to delete task they do not own
    console.log(`12. Testing isolation: Mentor trying to delete task ID ${otherTaskId}...`);
    try {
      await axios.delete(`${BASE_URL}/task-api/tasks/${otherTaskId}`, getHeader(mentorToken));
      throw new Error('TEST FAILED: Mentor deleted a task they do not own!');
    } catch (err) {
      if (err.response && err.response.status === 403) {
        console.log('   PASSED: Access denied with 403 Forbidden as expected.\n');
      } else {
        throw err;
      }
    }

    console.log('=== ALL INTEGRATION TESTS PASSED SUCCESSFULLY! ===');
  } catch (err) {
    console.error('=== TEST EXECUTION ENCOUNTERED AN ERROR ===');
    if (err.response) {
      console.error(`Status: ${err.response.status}`);
      console.error('Response Data:', JSON.stringify(err.response.data, null, 2));
    } else {
      console.error(err);
    }
    process.exit(1);
  }
}

runTests();