import React from 'react'

import { RunwayBar } from '../charts/chart.js'
import { Card, Badge, Tag, Icon, IconButton } from '../ui/index.js'
import { RUNWAY, CAPACITY } from '../../data/fixtures.js'

// Runway — capacity vs milestone dates; ranges, never points
export function RunwayScreen({
  onOpenCalibration,
  onOpenMilestone,
}: {
  onOpenCalibration: () => void
  onOpenMilestone: () => void
}) {
  return (
    <div style={{ display: 'flex', flexDirection: 'column', gap: 16 }}>
      <header style={{ borderBottom: 'var(--rule-double)', paddingBottom: 14 }}>
        <h1 style={{ font: 'var(--text-display)', color: 'var(--ink-1)', margin: 0 }}>Runway</h1>
        <p style={{ font: 'var(--text-data)', color: 'var(--ink-3)', margin: '6px 0 0' }}>capacity vs milestone dates · calibrated on 27 closed issues</p>
      </header>

      <Card overline="Milestones" flush>
        <div>
          {RUNWAY.map((m, i) => (
            <div key={m.name} onClick={onOpenMilestone} style={{
              display: 'grid', gridTemplateColumns: '160px 1fr 150px 90px', gap: 16, alignItems: 'center', cursor: 'pointer',
              padding: '14px 20px', borderTop: i === 0 ? 'none' : '1px solid var(--line-1)',
            }}
            onMouseEnter={(e: React.MouseEvent<HTMLDivElement>) => { e.currentTarget.style.background = 'var(--paper-2)'; }}
            onMouseLeave={(e: React.MouseEvent<HTMLDivElement>) => { e.currentTarget.style.background = 'transparent'; }}>
              <div>
                <div style={{ font: 'var(--text-body-strong)', color: 'var(--ink-1)', display: 'flex', alignItems: 'center', gap: 7 }}>
                  <Icon name="milestone" size={14} style={{ color: 'var(--ink-3)' }} />{m.name}
                </div>
                <div style={{ font: '400 11.5px var(--font-mono)', color: 'var(--ink-3)', marginTop: 3 }}>
                  due {m.due}{m.hard ? ' ' : ''}
                </div>
                {m.hard ? <Tag label="deadline/hard" style={{ marginTop: 5 }} /> : null}
              </div>
              <RunwayBar m={m} />
              <span style={{ font: '400 12px var(--font-mono)', color: 'var(--ink-2)' }}>80% {m.p80}</span>
              <Badge tone={m.tone} dot>{m.note}</Badge>
            </div>
          ))}
        </div>
      </Card>

      <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 14, alignItems: 'start' }}>
        <Card overline="Capacity" flush>
          <div>
            {CAPACITY.map((p, i) => (
              <div key={p.who} style={{
                display: 'flex', alignItems: 'center', gap: 12, padding: '12px 20px',
                borderTop: i === 0 ? 'none' : '1px solid var(--line-1)',
              }}>
                <span style={{
                  width: 26, height: 26, borderRadius: '50%', background: 'var(--spruce-2)', color: 'var(--accent-text)',
                  font: '600 10px/26px var(--font-sans)', textAlign: 'center', flexShrink: 0,
                }}>{p.who.split(' ').map((w: string) => w[0]).join('')}</span>
                <div style={{ flex: 1, minWidth: 0 }}>
                  <div style={{ font: 'var(--text-body-strong)' }}>{p.who}</div>
                  <div style={{ font: '400 11.5px var(--font-mono)', color: 'var(--ink-3)', marginTop: 2 }}>{p.slices}</div>
                </div>
                <span style={{ font: '400 12px var(--font-mono)', color: 'var(--ink-2)' }}>{p.hours}</span>
              </div>
            ))}
          </div>
        </Card>
        <Card overline="Calibration" actions={<IconButton icon="arrow-up-right" label="Full report" size="sm" onClick={onOpenCalibration} />}>
          <p style={{ font: 'var(--text-body)', margin: '0 0 8px' }}>
            Your estimates run <strong>18% optimistic</strong> on <code>est/3d</code> and above. Smaller tickets are honest.
          </p>
          <p style={{ font: 'var(--text-agent)', color: 'var(--ink-2)', margin: 0 }}>
            I widen the cone accordingly. No judgement — it's the most common shape of hope.
          </p>
        </Card>
      </div>
    </div>
  );
}
