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import React, { useState, useEffect, useRef } from 'react'
import { LoadingScreen } from './LoadingScreen'
import { HeartLogo } from './HeartLogo'
interface LandingPageProps {
onLogin: () => void
}
export function LandingPage({ onLogin }: LandingPageProps) {
const [loading, setLoading] = useState(false)
const [showLanding, setShowLanding] = useState(false)
const [isStandby, setIsStandby] = useState(true) // false = LIVE, true = STDBY
const [velocity, setVelocity] = useState(0)
const [energy, setEnergy] = useState(0)
const [ramped, setRamped] = useState(false)
const [pendingAction, setPendingAction] = useState<null | 'makimaRedirect'>(null)
const [activePanel, setActivePanel] = useState<null | 'mission' | 'makima'>(null)
// Fade-in landing page content after mount
useEffect(() => {
const timer = setTimeout(() => setShowLanding(true), 500)
return () => clearTimeout(timer)
}, [])
// Ramp up stats, then keep them fluctuating near max
useEffect(() => {
const VELOCITY_MAX = 603
const ENERGY_MAX = 32
let rampInterval: number | undefined
let fluctuateInterval: number | undefined
// Ramp-up for ~2 seconds
const rampDurationMs = 2000
const tickMs = 30
const vStep = VELOCITY_MAX / (rampDurationMs / tickMs)
const eStep = ENERGY_MAX / (rampDurationMs / tickMs)
rampInterval = window.setInterval(() => {
setVelocity((v) => {
const next = v + vStep
return next >= VELOCITY_MAX ? VELOCITY_MAX : next
})
setEnergy((e) => {
const next = e + eStep
return next >= ENERGY_MAX ? ENERGY_MAX : next
})
}, tickMs)
const stopRamp = window.setTimeout(() => {
if (rampInterval) window.clearInterval(rampInterval)
setVelocity(VELOCITY_MAX)
setEnergy(ENERGY_MAX)
setRamped(true)
// Fluctuate near the top
fluctuateInterval = window.setInterval(() => {
setVelocity((v) => {
const min = VELOCITY_MAX - 18
const max = VELOCITY_MAX
const delta = (Math.random() - 0.5) * 6 // ±3
const next = Math.max(min, Math.min(max, v + delta))
return next
})
setEnergy((e) => {
const min = ENERGY_MAX - 2
const max = ENERGY_MAX
const delta = (Math.random() - 0.5) * 0.25 // ±0.125
const next = Math.max(min, Math.min(max, e + delta))
return next
})
}, 220)
}, rampDurationMs + 60)
return () => {
if (rampInterval) window.clearInterval(rampInterval)
if (fluctuateInterval) window.clearInterval(fluctuateInterval)
}
}, [])
const handleLoadingComplete = () => {
if (pendingAction === 'makimaRedirect') {
window.location.assign('https://makima.jp')
return
}
onLogin()
}
const handleLogin = () => {
setPendingAction('makimaRedirect')
setLoading(true)
}
const handleMission = () => {
setActivePanel((mode) => (mode === 'mission' ? null : 'mission'))
}
const handleMakimaPanel = () => {
setActivePanel((mode) => (mode === 'makima' ? null : 'makima'))
}
return (
<div>
{loading && <LoadingScreen onComplete={handleLoadingComplete} />}
{!loading && (
<div className={`floating-header ${showLanding ? 'fade-in' : 'hidden'}`}>
<div className="header-content">
<div className="brand">
<img
src="/logo/crane-logo-transparent.png"
alt="Soryu"
height={40}
className="brand-mark"
onError={(e) => {
const img = e.currentTarget as HTMLImageElement
img.onerror = null
img.src = '/logo/crane-logo.png'
}}
/>
</div>
<div className="header-center">
<HeartLogo size="header-no-rays" className="header-heart" />
</div>
<div className="system-info">
<div className="info-item">
<span className="info-label">System:</span>
<span
className="info-value live-status clickable"
onClick={() => setIsStandby(!isStandby)}
title="Click to toggle between LIVE and STANDBY"
>
<span className={`status-dot ${isStandby ? 'standby' : 'live'}`}></span>
{isStandby ? 'STDBY' : 'LIVE'}
</span>
</div>
<div className="info-item">
<span className="info-label">Version:</span>
<span className="info-value">v1.0.0</span>
</div>
</div>
</div>
</div>
)}
<div className={`modern-landing-page manga-style ${showLanding && !loading ? 'fade-in' : 'hidden'}`}>
{/* Background GIF fills the main body */}
<div className="background-only" aria-hidden="true">
<img src="/background-animation.gif" alt="" className="background-gif" />
</div>
{/* Minimal overlay: masthead, issue badge, and CTA */}
<div className={`taisho-cover ${activePanel ? 'mission-mode' : ''}`}>
<div className="cover-backdrop" aria-hidden="true" />
<div className="cover-content">
{/* Masthead + Issue badge (kept) */}
<div className="masthead">
<div className="masthead-vertical">
<span className="jp">そりゅう</span>
<span className="en">SORYU</span>
</div>
<div className="issue-badge"><span className="led-heart" aria-hidden="true"></span>かはいい Vol.01</div>
</div>
{/* Hero area becomes Mission content when in mission mode */}
{activePanel === 'mission' ? (
<div className="mission-screen" role="region" aria-label="Mission">
<h1 className="mission-headline">Building real‑time systems for mission-critical observability and surveillance </h1>
<img src="/PC98Doukuusei.webp" alt="Mission montage" className="mission-image" />
<p className="mission-paragraph">
We deliver low‑latency streaming & infrastructure that turns live data into
reliable, secure insight. Target selection, monitoring and full end to end observability
to make vital decisions where it matters most.
</p>
</div>
) : activePanel === 'makima' ? (
<div className="mission-screen makima-screen" role="region" aria-label="Makima">
<h1 className="mission-headline makima-headline">Mesh Orchestration Platform</h1>
<span className="makima-badge">Control System</span>
<img src="/logo/makima-logo.svg" alt="Makima mesh logo" className="mission-image makima-logo" />
<p className="mission-paragraph">
Makima is a control system for orchestrating distributed daemon meshes,
coordinating concurrent execution across distinct domains.
</p>
<p className="mission-paragraph">
Unified command interface for spawning, monitoring, and directing
worker daemons. Real-time task coordination with overlay management.
</p>
</div>
) : (
<div className="hero" />
)}
{/* CTA row spanning full width: left Mission/MAKIMA, right Login */}
<div className="cta-area">
<div className="cta-left">
<button className="taisho-cta" onClick={handleMission}>
<span className="cta-text">{activePanel === 'mission' ? 'Close' : 'Mission'}</span>
</button>
<button className="taisho-cta" onClick={handleMakimaPanel}>
<span className="cta-text">{activePanel === 'makima' ? 'Close' : 'MAKIMA'}</span>
</button>
</div>
<div className="cta-right">
<button className="taisho-cta" onClick={handleLogin}>
<span className="cta-icon">▶</span>
<span className="cta-text">Login</span>
</button>
</div>
</div>
</div>
</div>
{/* Bottom stats: Velocity + Energy only (hidden in mission mode) */}
{!activePanel && (
<div className="bottom-stats">
<div className="rf-stats">
<div className="rf-stat">
<span className="label">Velocity</span>
<span className="value">{Math.round(velocity)} km/h</span>
</div>
<div className="rf-stat">
<span className="label">Energy</span>
<span className="value">{energy.toFixed(1)} MJ</span>
</div>
</div>
</div>
)}
</div>
{/* MissionDrawer removed in favor of mission screen transformation */}
</div>
)
}
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