// @vitest-environment happy-dom
import '@testing-library/jest-dom/vitest'
import { render, screen } from '@testing-library/react'
import { vi, describe, it, expect } from 'vitest'

vi.mock('@/lib/trpc', () => ({
  trpc: {
    useUtils: () => ({ listInitiatives: { invalidate: vi.fn() } }),
    updateInitiative: { useMutation: vi.fn(() => ({ mutate: vi.fn() })) },
    deleteInitiative: { useMutation: vi.fn(() => ({ mutate: vi.fn() })) },
  },
}))

vi.mock('@/components/ui/card', () => ({
  Card: ({ children, className, onClick }: any) => (
    <div data-testid="card" className={className} onClick={onClick}>{children}</div>
  ),
}))

import { InitiativeCard, type SerializedInitiative } from './InitiativeCard'

function makeInitiative(overrides: Partial<SerializedInitiative> = {}): SerializedInitiative {
  return {
    id: 'init-1',
    name: 'Test Initiative',
    status: 'active',
    branch: null,
    createdAt: '2024-01-01T00:00:00Z',
    updatedAt: '2024-01-01T00:00:00Z',
    projects: [],
    ...overrides,
    activity: {
      state: 'planning',
      activePhase: null,
      phasesTotal: 0,
      phasesCompleted: 0,
      ...(overrides.activity ?? {}),
    },
  }
}

describe('InitiativeCard — single-row structure', () => {
  it('renders no second-row div (no mt-1.5 class in DOM)', () => {
    render(<InitiativeCard initiative={makeInitiative()} onClick={() => {}} />)
    expect(document.querySelector('.mt-1\\.5')).toBeNull()
  })

  it('flex container has items-center class', () => {
    render(<InitiativeCard initiative={makeInitiative()} onClick={() => {}} />)
    const flexContainer = document.querySelector('.flex.items-center')
    expect(flexContainer).not.toBeNull()
  })
})

describe('InitiativeCard — project badge overflow', () => {
  it('1 project → 1 badge with project name, no +N chip', () => {
    const initiative = makeInitiative({
      projects: [{ id: 'p1', name: 'Project Alpha' }],
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.getByText('Project Alpha')).toBeInTheDocument()
    expect(screen.queryByText(/^\+\d+$/)).toBeNull()
  })

  it('3 projects → first 2 names present, third absent, +1 chip', () => {
    const initiative = makeInitiative({
      projects: [
        { id: 'p1', name: 'Alpha' },
        { id: 'p2', name: 'Beta' },
        { id: 'p3', name: 'Gamma' },
      ],
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.getByText('Alpha')).toBeInTheDocument()
    expect(screen.getByText('Beta')).toBeInTheDocument()
    expect(screen.queryByText('Gamma')).toBeNull()
    expect(screen.getByText('+1')).toBeInTheDocument()
  })

  it('5 projects → first 2 names present, +3 chip', () => {
    const initiative = makeInitiative({
      projects: [
        { id: 'p1', name: 'Alpha' },
        { id: 'p2', name: 'Beta' },
        { id: 'p3', name: 'Gamma' },
        { id: 'p4', name: 'Delta' },
        { id: 'p5', name: 'Epsilon' },
      ],
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.getByText('Alpha')).toBeInTheDocument()
    expect(screen.getByText('Beta')).toBeInTheDocument()
    expect(screen.getByText('+3')).toBeInTheDocument()
  })

  it('0 projects → no badge elements rendered', () => {
    const initiative = makeInitiative({ projects: [] })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    // No outline or secondary badges for projects
    expect(document.querySelectorAll('[class*="rounded-full"][class*="border"]').length).toBe(0)
  })
})

describe('InitiativeCard — hover-reveal menu', () => {
  it('dropdown wrapper has opacity-0 class', () => {
    render(<InitiativeCard initiative={makeInitiative()} onClick={() => {}} />)
    const wrapper = document.querySelector('.opacity-0')
    expect(wrapper).not.toBeNull()
  })

  it('dropdown wrapper has group-hover:opacity-100 class', () => {
    render(<InitiativeCard initiative={makeInitiative()} onClick={() => {}} />)
    const wrapper = document.querySelector('.opacity-0')
    expect(wrapper).toHaveClass('group-hover:opacity-100')
  })

  it('card has group class', () => {
    render(<InitiativeCard initiative={makeInitiative()} onClick={() => {}} />)
    const card = screen.getByTestId('card')
    expect(card).toHaveClass('group')
  })
})

describe('InitiativeCard — phase counter', () => {
  it('shows "2 / 5" when phasesCompleted=2 and phasesTotal=5', () => {
    const initiative = makeInitiative({
      activity: { state: 'planning', activePhase: null, phasesTotal: 5, phasesCompleted: 2 },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.getByText('2 / 5')).toBeInTheDocument()
  })

  it('counter absent when phasesTotal=0', () => {
    const initiative = makeInitiative({
      activity: { state: 'planning', activePhase: null, phasesTotal: 0, phasesCompleted: 0 },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.queryByText(/\d+ \/ \d+/)).toBeNull()
  })
})

describe('InitiativeCard — activity dot pulse', () => {
  it('state="executing" → StatusDot has animate-status-pulse class', () => {
    const initiative = makeInitiative({
      activity: { state: 'executing', activePhase: null, phasesTotal: 0, phasesCompleted: 0 },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    const dot = document.querySelector('[role="status"]')
    expect(dot).toHaveClass('animate-status-pulse')
  })

  it('state="planning" → StatusDot does not have animate-status-pulse class', () => {
    const initiative = makeInitiative({
      activity: { state: 'planning', activePhase: null, phasesTotal: 0, phasesCompleted: 0 },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    const dot = document.querySelector('[role="status"]')
    expect(dot).not.toHaveClass('animate-status-pulse')
  })
})

describe('InitiativeCard — active phase name', () => {
  it('activePhase present → phase name and separator visible', () => {
    const initiative = makeInitiative({
      activity: {
        state: 'planning',
        activePhase: { id: 'p1', name: 'Phase Alpha' },
        phasesTotal: 0,
        phasesCompleted: 0,
      },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.getByText('Phase Alpha')).toBeInTheDocument()
    expect(screen.getByText('·')).toBeInTheDocument()
  })

  it('activePhase=null → no separator or phase name rendered', () => {
    const initiative = makeInitiative({
      activity: { state: 'planning', activePhase: null, phasesTotal: 0, phasesCompleted: 0 },
    })
    render(<InitiativeCard initiative={initiative} onClick={() => {}} />)
    expect(screen.queryByText('·')).toBeNull()
  })
})