import { describe, it, expect } from 'vitest'
import { validateIncidentInput, validateTypeDetails, type IncidentInput } from '@/lib/incidents/validate'

const valid: IncidentInput = {
  zone_token: 'scw1-dock-a-qr-2026',
  incident_type: 'near_miss',
  description: 'Forklift nearly hit a pedestrian in Dock A aisle.',
  injury_involved: false,
  asset_involved: false,
}

describe('validateIncidentInput', () => {
  it('accepts valid input', () => {
    expect(validateIncidentInput(valid)).toEqual({ ok: true, errors: [] })
  })

  it('rejects missing zone_token', () => {
    const result = validateIncidentInput({ ...valid, zone_token: '' })
    expect(result.ok).toBe(false)
    expect(result.errors).toContain('zone_token is required')
  })

  it('rejects description under 10 chars', () => {
    const result = validateIncidentInput({ ...valid, description: 'Short' })
    expect(result.ok).toBe(false)
    expect(result.errors).toContain('description must be at least 10 characters')
  })

  it('requires medical_status when injury_involved is true', () => {
    const result = validateIncidentInput({ ...valid, injury_involved: true })
    expect(result.ok).toBe(false)
    expect(result.errors).toContain('medical_status is required when injury is involved')
  })

  it('accepts injury with medical_status', () => {
    const result = validateIncidentInput({ ...valid, injury_involved: true, medical_status: 'first_aid' })
    expect(result.ok).toBe(true)
  })

  it('rejects invalid incident_type', () => {
    const result = validateIncidentInput({ ...valid, incident_type: 'explosion' as any })
    expect(result.ok).toBe(false)
    expect(result.errors).toContain('incident_type is invalid')
  })
})

describe('validateTypeDetails', () => {
  it('accepts valid environmental fields and trims strings', () => {
    const r = validateTypeDetails('environmental', {
      substance: '  diesel  ',
      containment_deployed: true,
    })
    expect(r.ok).toBe(true)
    expect(r.sanitized).toEqual({ substance: 'diesel', containment_deployed: true })
  })

  it('returns null sanitized when details empty or undefined', () => {
    expect(validateTypeDetails('fire', undefined).sanitized).toBeNull()
    expect(validateTypeDetails('fire', {}).sanitized).toBeNull()
  })

  it('rejects unknown fields', () => {
    const r = validateTypeDetails('asset_damage', { equipment_id: 'FLT-3', bogus: 'x' })
    expect(r.ok).toBe(false)
    expect(r.errors[0]).toContain('bogus')
  })

  it('rejects wrong value types', () => {
    const r = validateTypeDetails('security', { police_reported: 'yes' })
    expect(r.ok).toBe(false)
    expect(r.errors[0]).toContain('boolean')
  })

  it('rejects details for types without extra fields', () => {
    const r = validateTypeDetails('near_miss', { substance: 'oil' })
    expect(r.ok).toBe(false)
  })

  it('drops empty strings from sanitized output', () => {
    const r = validateTypeDetails('asset_damage', { equipment_id: '   ', loto_applied: false })
    expect(r.ok).toBe(true)
    expect(r.sanitized).toEqual({ loto_applied: false })
  })
})