/**
 * Test Data Seeding Script for PocketBase
 *
 * This script creates initial test data for the timing app:
 * - Admin user
 * - Timekeeper users
 * - Test riders
 * - Sample event with stages
 *
 * Usage:
 *   npx tsx scripts/seed-test-data.ts
 *
 * Environment Variables (from .env):
 *   PB_TYPEGEN_URL   - PocketBase API URL
 *   PB_TYPEGEN_TOKEN - Authentication token for impersonation
 */

import PocketBase from 'pocketbase'
import type { TypedPocketBase } from '../src/lib/types.js'

// Validate required environment variables
const PB_URL = process.env.PB_TYPEGEN_URL
const PB_TOKEN = process.env.PB_TYPEGEN_TOKEN

if (!PB_URL) {
  console.error('❌ Error: PB_TYPEGEN_URL is not set in .env file')
  console.error('   Please set PB_TYPEGEN_URL in your .env file')
  process.exit(1)
}

if (!PB_TOKEN) {
  console.error('❌ Error: PB_TYPEGEN_TOKEN is not set in .env file')
  console.error('   Please set PB_TYPEGEN_TOKEN in your .env file')
  process.exit(1)
}

// Initialize PocketBase with URL from .env
const pb = new PocketBase(PB_URL) as TypedPocketBase

// Authenticate using token from .env (impersonation)
pb.authStore.save(PB_TOKEN)

console.log(`🔗 Connecting to PocketBase at: ${PB_URL}`)
console.log(`🔑 Using authentication token from .env\n`)

// Configuration
const ADMIN_EMAIL = 'admin@stammtisch-hersbruck.de'
const ADMIN_PASSWORD = 'Admin123!secure'

async function seedData() {
  console.log('🌱 Starting test data seeding...\n')

  try {
    // 1. Create Admin User
    console.log('👤 Creating admin user...')
    let adminUser
    try {
      adminUser = await pb.collection('users').create({
        email: ADMIN_EMAIL,
        password: ADMIN_PASSWORD,
        passwordConfirm: ADMIN_PASSWORD,
        name: 'Administrator',
        role: 'admin',
        verified: true
      })
      console.log(`✅ Admin created: ${adminUser.email}`)
    } catch (e: any) {
      if (e.message.includes('already exists')) {
        console.log('⚠️  Admin user already exists, logging in...')
        await pb.collection('users').authWithPassword(ADMIN_EMAIL, ADMIN_PASSWORD)
        adminUser = pb.authStore.record
      } else {
        throw e
      }
    }

    // 2. Create Timekeeper Users
    console.log('\n⏱️  Creating timekeeper users...')
    const timekeepers = []
    const timekeeperData = [
      { email: 'timer1@stammtisch-hersbruck.de', name: 'Max Zeitnehmer', password: 'Timer123!' },
      { email: 'timer2@stammtisch-hersbruck.de', name: 'Anna Stoppuhr', password: 'Timer123!' },
      { email: 'timer3@stammtisch-hersbruck.de', name: 'Tom Chronograph', password: 'Timer123!' }
    ]

    for (const data of timekeeperData) {
      try {
        const user = await pb.collection('users').create({
          email: data.email,
          password: data.password,
          passwordConfirm: data.password,
          name: data.name,
          role: 'timekeeper',
          verified: true
        })
        timekeepers.push(user)
        console.log(`✅ Timekeeper created: ${user.name} (${user.email})`)
      } catch (e: any) {
        if (e.message.includes('already exists')) {
          console.log(`⚠️  Timekeeper ${data.email} already exists, skipping...`)
          // Fetch existing user
          const existing = await pb.collection('users').getFirstListItem(`email="${data.email}"`)
          timekeepers.push(existing)
        } else {
          console.error(`❌ Error creating ${data.email}:`, e.message)
        }
      }
    }

    // 3. Create Test Riders
    console.log('\n🚴 Creating test riders...')
    const riders = []
    const riderData = [
      { number: '1', name: 'Max Müller', email: 'max.mueller@example.com', birthday: '1995-03-15' },
      { number: '2', name: 'Anna Schmidt', email: 'anna.schmidt@example.com', birthday: '1992-07-22' },
      { number: '3', name: 'Tom Weber', email: 'tom.weber@example.com', birthday: '1998-11-08' },
      { number: '17', name: 'Lisa Hoffmann', email: 'lisa.hoffmann@example.com', birthday: '2000-01-30' },
      { number: '23', name: 'Felix Wagner', email: 'felix.wagner@example.com', birthday: '1996-05-12' },
      { number: '42', name: 'Sarah Becker', email: 'sarah.becker@example.com', birthday: '1994-09-25' },
      { number: '99', name: 'Lukas Fischer', email: 'lukas.fischer@example.com', birthday: '1999-12-03' },
      { number: '101', name: 'Julia Schulz', email: 'julia.schulz@example.com', birthday: '1997-04-18' }
    ]

    for (const data of riderData) {
      try {
        const rider = await pb.collection('riders').create({
          number: data.number,
          name: data.name,
          email: data.email,
          birthday: data.birthday
        })
        riders.push(rider)
        console.log(`✅ Rider created: #${rider.number} ${rider.name}`)
      } catch (e: any) {
        if (e.message.includes('already exists')) {
          console.log(`⚠️  Rider #${data.number} already exists, skipping...`)
          const existing = await pb.collection('riders').getFirstListItem(`number="${data.number}"`)
          riders.push(existing)
        } else {
          console.error(`❌ Error creating rider #${data.number}:`, e.message)
        }
      }
    }

    // 4. Create Test Event
    console.log('\n🏁 Creating test event...')
    let event
    try {
      // Event date: 2 weeks from now
      const eventDate = new Date()
      eventDate.setDate(eventDate.getDate() + 14)

      const startTime = new Date(eventDate)
      startTime.setHours(9, 0, 0, 0)

      const endTime = new Date(eventDate)
      endTime.setHours(17, 0, 0, 0)

      event = await pb.collection('events').create({
        name: 'MTB Hersbruck Cup 2025',
        location: 'Hersbruck, Deutschland',
        start: startTime.toISOString(),
        end: endTime.toISOString(),
        status: 'draft',
        created_by: adminUser?.id,
        timekeepers: timekeepers.map(t => t.id)
      })
      console.log(`✅ Event created: ${event.name}`)
      console.log(`   Date: ${new Date(event.start).toLocaleDateString('de-DE')}`)
      console.log(`   Timekeepers: ${timekeepers.length} assigned`)
    } catch (e: any) {
      if (e.message.includes('already exists')) {
        console.log('⚠️  Event already exists, fetching...')
        event = await pb.collection('events').getFirstListItem('name~"MTB Hersbruck"')
      } else {
        throw e
      }
    }

    // 5. Create Stages
    console.log('\n🏔️  Creating stages...')
    const stages = []
    const stageData = [
      {
        name: 'Downhill',
        location: 'Steinberg Trail',
        order: 1,
        start_number: 1,
        end_number: 50,
        status: 'pending'
      },
      {
        name: 'Cross-Country',
        location: 'Wald-Rundkurs',
        order: 2,
        start_number: 51,
        end_number: 100,
        status: 'pending'
      },
      {
        name: 'Enduro Stage 1',
        location: 'Berg-Passage',
        order: 3,
        start_number: 101,
        end_number: 150,
        status: 'pending'
      }
    ]

    for (const data of stageData) {
      try {
        // Stage times based on event date
        const stageStart = new Date(event.start)
        stageStart.setHours(stageStart.getHours() + (data.order - 1) * 2)

        const stageEnd = new Date(stageStart)
        stageEnd.setHours(stageEnd.getHours() + 2)

        const stage = await pb.collection('stages').create({
          event: event.id,
          name: data.name,
          location: data.location,
          start: stageStart.toISOString(),
          end: stageEnd.toISOString(),
          order: data.order,
          start_number: data.start_number,
          end_number: data.end_number,
          status: data.status
        })
        stages.push(stage)
        console.log(`✅ Stage created: ${stage.name} (Startnummern: ${data.start_number}-${data.end_number})`)
      } catch (e: any) {
        console.error(`❌ Error creating stage ${data.name}:`, e.message)
      }
    }

    // 6. Create Sample Results (optional - for demo)
    console.log('\n⏱️  Creating sample results...')

    // Create 2 finished results for demonstration
    if (stages.length > 0 && riders.length >= 3 && timekeepers.length > 0) {
      const firstStage = stages[0]
      const sampleResults = [
        {
          rider: riders[0],
          duration: 185.5, // 3:05.5
          status: 'finished'
        },
        {
          rider: riders[1],
          duration: 192.3, // 3:12.3
          status: 'finished'
        },
        {
          rider: riders[2],
          duration: 0, // currently running
          status: 'running'
        }
      ]

      for (const data of sampleResults) {
        try {
          const now = new Date()
          const startTime = new Date(now.getTime() - (data.duration * 1000) - 60000) // Started some time ago
          const endTime = data.status === 'finished' ? new Date(startTime.getTime() + data.duration * 1000) : undefined

          const result = await pb.collection('results').create({
            stage: firstStage.id,
            rider: data.rider.id,
            start: startTime.toISOString(),
            end: endTime?.toISOString() || null,
            status: data.status,
            started_by: timekeepers[0].id,
            stopped_by: data.status === 'finished' ? timekeepers[0].id : null,
            correction: 0
          })

          const timeStr = data.status === 'finished'
            ? `${Math.floor(data.duration / 60)}:${(data.duration % 60).toFixed(1).padStart(4, '0')}`
            : 'RUNNING'
          console.log(`✅ Result created: #${data.rider.number} ${data.rider.name} - ${timeStr}`)
        } catch (e: any) {
          console.error(`❌ Error creating result:`, e.message)
        }
      }
    }

    // Summary
    console.log('\n' + '='.repeat(50))
    console.log('✅ Test data seeding completed!')
    console.log('='.repeat(50))
    console.log('\n📊 Summary:')
    console.log(`   Users: ${1 + timekeepers.length} (1 admin, ${timekeepers.length} timekeepers)`)
    console.log(`   Riders: ${riders.length}`)
    console.log(`   Events: 1`)
    console.log(`   Stages: ${stages.length}`)
    console.log(`   Results: 3 (2 finished, 1 running)`)

    console.log('\n🔑 Login Credentials:')
    console.log(`   Admin:      ${ADMIN_EMAIL} / ${ADMIN_PASSWORD}`)
    console.log(`   Timekeeper: timer1@stammtisch-hersbruck.de / Timer123!`)
    console.log(`   Timekeeper: timer2@stammtisch-hersbruck.de / Timer123!`)
    console.log(`   Timekeeper: timer3@stammtisch-hersbruck.de / Timer123!`)

    console.log('\n🚀 Next steps:')
    console.log('   1. Run: npm run generate-pocketbase-types')
    console.log('   2. Start development: npm run dev')
    console.log('   3. Login with one of the credentials above')
    console.log('')

  } catch (error: any) {
    console.error('\n❌ Error during seeding:', error)
    if (error.response) {
      console.error('Response:', error.response)
    }
    process.exit(1)
  }
}

// Run the seeding
seedData()
  .then(() => {
    console.log('✅ Seeding completed successfully!')
    process.exit(0)
  })
  .catch((error) => {
    console.error('❌ Seeding failed:', error)
    process.exit(1)
  })