jerry
/
webapp


			
				
					
						
						
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							from typing import Dict, Tuple, Any, List

# ==========================================
# 0. Internal Helpers
# ==========================================

def _format_slot_summary(availability: Any) -> str:
    if not isinstance(availability, list) or not availability:
        return "No specific time slots recorded."
    items = []
    for day in availability[:4]:
        date = day.get("date", "")
        # Minimalist text for anti-spam
        items.append(f"- {date}")
    return "\n".join(items)

def _format_currency(amount_in_cents: Any) -> str:
    """将分转换为元，保留两位小数"""
    try:
        # 确保是数字类型
        value = float(amount_in_cents) / 100.0
        return f"{value:.2f}"
    except (ValueError, TypeError):
        return str(amount_in_cents)

def _get_status_meta(status: str) -> Tuple[str, str, str]:
    if status == 'Available':
        return "READY", "#16a34a", "Available"
    if status == 'Waitlist':
        return "WAIT", "#ca8a04", "Waitlist Only"
    return "NONE", "#dc2626", "No Slots"

# ==========================================
# 1. EMAIL TEMPLATES (Anti-Spam Optimized)
# ==========================================

def _email_base(content_html: str, app_name: str = "Visafly") -> str:
    """
    Ultra-clean HTML structure. 
    Uses standard fonts and minimal CSS to pass through ESP filters.
    """
    return f"""
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Notification</title>
        <style>
            /* Standard fonts only */
            body {{ font-family: Arial, sans-serif; -webkit-font-smoothing: antialiased; font-size: 16px; line-height: 1.5; color: #333333; margin: 0; padding: 0; }}
            .wrapper {{ background-color: #f6f9fc; padding: 20px; }}
            .container {{ max-width: 600px; margin: 0 auto; background-color: #ffffff; border: 1px solid #e1e4e8; border-radius: 4px; }}
            .content {{ padding: 30px; }}
            .footer {{ padding: 20px; text-align: center; font-size: 12px; color: #777777; }}
            .button {{ display: inline-block; padding: 10px 20px; background-color: #0052cc; color: #ffffff !important; text-decoration: none; border-radius: 3px; }}
            .code {{ font-family: monospace; font-size: 24px; font-weight: bold; background: #f4f4f4; padding: 10px; border-radius: 4px; display: inline-block; letter-spacing: 2px; }}
            hr {{ border: 0; border-top: 1px solid #eeeeee; margin: 20px 0; }}
        </style>
    </head>
    <body>
        <div class="wrapper">
            <div class="container">
                <div class="content">
                    {content_html}
                    <hr>
                    <p style="font-size: 13px; color: #888;">
                        Regards,<br>
                        <strong>{app_name} Team</strong>
                    </p>
                </div>
            </div>
            <div class="footer">
                You received this because you are a registered user of {app_name}.<br>
                To manage your notification settings, please visit our website.<br>
                © 2026 {app_name}. Support: contact@visafly.top
            </div>
        </div>
    </body>
    </html>
    """

def template_email_verification_bind(payload: Dict) -> str:
    # Use neutral language: "Verification code" instead of "URGENT ACTION"
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Email Verification</h2>
        <p>You requested to link this email address to your {payload.get('app_name', 'Visafly')} account.</p>
        <p>Your verification code is:</p>
        <div class="code">{payload.get('code')}</div>
        <p>This code will expire in {payload.get('expiration_time', '10 minutes')}.</p>
        <p>If you did not make this request, you can safely ignore this email.</p>
    """
    return _email_base(html, payload.get('app_name', 'Visafly'))

def template_email_password_reset(payload: Dict) -> str:
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Password Reset Code</h2>
        <p>We received a request to reset your password. Please enter the following code to continue:</p>
        <div class="code">{payload.get('code')}</div>
        <p>Valid for {payload.get('expiration_time', '10 minutes')}. For security reasons, do not share this code.</p>
    """
    return _email_base(html, payload.get('app_name', 'Visafly'))

def template_email_login_credentials(payload: Dict) -> str:
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Your Account Credentials</h2>
        <p>Your account has been successfully created. Here are your temporary login details:</p>
        <table style="width: 100%; background: #f9f9f9; padding: 15px; border-radius: 4px;">
            <tr><td><strong>User:</strong></td><td>{payload.get('username')}</td></tr>
            <tr><td><strong>Pass:</strong></td><td><code>{payload.get('password')}</code></td></tr>
        </table>
        <p><a href="{payload.get('login_url')}" class="button">Log in to your account</a></p>
    """
    return _email_base(html, payload.get('app_name', 'Visafly'))

def template_email_slot_subscription(payload: Dict) -> str:
    # Change "Alert" to "Update" to sound less like spam
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Visa Slot Update</h2>
        <p>This is an automated update regarding your visa slot subscription.</p>
        <div style="border-left: 3px solid #0052cc; padding-left: 15px; margin: 20px 0;">
            <strong>Location:</strong> {payload.get('country')}, {payload.get('city')}<br>
            <strong>Visa Type:</strong> {payload.get('visa_type')}<br>
            <strong>Earliest Date:</strong> <span style="color:#d93025;">{payload.get('earliest_date')}</span>
        </div>
        <p><a href="{payload.get('website')}" class="button">Check Official Website</a></p>
    """
    return _email_base(html)

def template_email_appointment_confirmation(payload: Dict) -> str:
    """预约成功确认邮件 (Anti-Spam Optimized)"""
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Appointment Confirmed</h2>
        <p>Dear {payload.get('username', 'Customer')},</p>
        <p>We are pleased to inform you that your visa appointment has been successfully booked.</p>
        
        <table style="width: 100%; background: #f9f9f9; padding: 15px; border-radius: 4px; border-collapse: separate; border-spacing: 0 10px; text-align: left;">
            <tr>
                <td style="width: 35%; color: #555;"><strong>Order ID:</strong></td>
                <td><code>{payload.get('order_id', 'N/A')}</code></td>
            </tr>
            <tr>
                <td style="color: #555;"><strong>Location:</strong></td>
                <td>{payload.get('country', '')}, {payload.get('city', '')}</td>
            </tr>
            <tr>
                <td style="color: #555;"><strong>Visa Type:</strong></td>
                <td>{payload.get('visa_type', 'N/A')}</td>
            </tr>
            <tr>
                <td style="color: #555;"><strong>Appointment Date:</strong></td>
                <td><strong style="color: #0052cc;">{payload.get('appointment_date', 'N/A')}</strong></td>
            </tr>
            <tr>
                <td style="color: #555;"><strong>Account Email:</strong></td>
                <td>{payload.get('user_email', 'N/A')}</td>
            </tr>
        </table>
        
        <p>Please ensure you prepare all required documents well in advance of your appointment date. If you have any questions, feel free to contact our support team.</p>
    """
    return _email_base(html, payload.get('app_name', 'Visafly'))

def template_email_order_event_update(payload: Dict) -> str:
    """
    Template for visa progress updates. 
    Focuses on neutral language to ensure inbox delivery.
    """
    order_no = payload.get('order_no', 'N/A')
    summary = payload.get('summary', 'No summary available.')
    # Neutral subject line used in get_email_meta: "Notification: Visa Appointment Update"
    
    html = f"""
        <h2 style="font-size: 20px; color: #111;">Visa Appointment Update</h2>
        <p>We have received a new update regarding your visa process for <strong>Order #{order_no}</strong>.</p>
        
        <div style="border-left: 3px solid #0052cc; padding: 15px; margin: 20px 0; background-color: #f9fafb; border-radius: 0 4px 4px 0;">
            <strong style="color: #555; font-size: 13px; text-transform: uppercase;">Update Summary:</strong><br>
            <p style="margin-top: 5px; color: #333;">{summary}</p>
        </div>
        
        <p>For your security and privacy, please log in to your dashboard to view the full message and any relevant documents.</p>
        
        <p style="margin-top: 30px;">
            <a href="https://visafly.top/dashboard" class="button">Access Dashboard</a>
        </p>
    """
    return _email_base(html, "Visafly")

# ==========================================
# 2. WECHAT / TELEGRAM / WHATSAPP (Keeping the styles)
# ==========================================
# [Note: These channels don't have spam filters based on HTML structure, 
# so we keep the rich formatting we designed previously.]

def template_wechat_payment_confirmed(payload: Dict) -> str:
    """支付成功通知模板"""
    amount_decimal = _format_currency(payload.get('amount'))
    return (
        f"# ✅ Payment Success\n"
        f"--- \n"
        f"💰 **Amount:** {amount_decimal} {payload.get('currency')}\n"
        f"🆔 **Order ID:** `{payload.get('order_id')}`\n"
        f"📧 **User Account:** {payload.get('user_email')}\n"
        f"🕒 **Time:** {payload.get('confirmed_at')}\n\n"
        f"Your service has been activated. Please stay tuned for further updates."
    )
    
def template_wechat_appointment_confirmation(payload: Dict) -> str:
    """预约成功微信通知 (Markdown)"""
    return (
        f"# 🎉 Appointment Confirmed\n"
        f"--- \n"
        f"👤 **User:** {payload.get('username', 'Customer')}\n"
        f"📍 **Location:** {payload.get('country')}, {payload.get('city')}\n"
        f"🛂 **Visa Type:** {payload.get('visa_type')}\n"
        f"📅 **Date:** `{payload.get('appointment_date')}`\n"
        f"🆔 **Order ID:** `{payload.get('order_id')}`\n\n"
        f"Your appointment is successfully booked. Please prepare your documents."
    )

def template_wechat_slot_snapshot(payload: Dict) -> str:
    emoji, _, status_text = _get_status_meta(payload.get("availability_status"))
    summary = _format_slot_summary(payload.get("availability"))
    return (
        f"# {emoji} {payload.get('country')} {payload.get('city')}\n"
        f"> {status_text} | {payload.get('visa_type')}\n\n"
        f"📅 **Earliest Date:** `{payload.get('earliest_date', 'N/A')}`\n\n"
        f"🔍 **Slots Overview:**\n{summary}\n\n"
        f"🔗 [Book Now]({payload.get('website', '#')})"
    )

def template_telegram_slot_snapshot(payload: Dict) -> str:
    emoji, _, status_text = _get_status_meta(payload.get("availability_status"))
    summary = _format_slot_summary(payload.get("availability"))
    return (
        f"{emoji} <b>{payload.get('country')}, {payload.get('city')}</b>\n"
        f"<i>{status_text} · {payload.get('visa_type')}</i>\n"
        f"──────────────────\n"
        f"📅 <b>Earliest Date:</b> <code>{payload.get('earliest_date', 'N/A')}</code>\n\n"
        f"📊 <b>Availability:</b>\n{summary}\n"
        f"──────────────────\n"
        f"🔗 <a href='{payload.get('website', '#')}'><b>Official Website ➜</b></a>\n\n"
    )

def template_telegram_appointment_confirmation(payload: Dict) -> str:
    """预约成功 TG 通知 (HTML)"""
    return (
        f"🎉 <b>Appointment Confirmed</b>\n"
        f"──────────────────\n"
        f"👤 <b>Name:</b> {payload.get('username', 'Customer')}\n"
        f"📍 <b>Location:</b> {payload.get('country')}, {payload.get('city')}\n"
        f"🛂 <b>Visa Type:</b> {payload.get('visa_type')}\n"
        f"📅 <b>Date:</b> <code>{payload.get('appointment_date')}</code>\n"
        f"──────────────────\n"
        f"🆔 <i>Order: {payload.get('order_id')}</i>\n"
        f"📧 <i>Email: {payload.get('user_email')}</i>"
    )
    
def template_telegram_order_event_update(payload: Dict) -> str:
    summary = payload.get('summary', 'New status update received.')
    return (
        f"🔔 <b>Visa Progress Update</b>\n"
        f"──────────────────\n"
        f"🆔 <b>Order:</b> #{payload.get('order_no')}\n"
        f"📊 <b>Summary:</b>\n<i>{summary}</i>\n"
        f"──────────────────\n"
        f"🔗 <a href='https://visafly.top/dashboard'><b>View Dashboard ➜</b></a>"
    )

def template_whatsapp_slot_snapshot(payload: Dict) -> str:
    emoji, _, _ = _get_status_meta(payload.get("availability_status"))
    return (
        f"{emoji} *VISA SLOT UPDATE*\n\n"
        f"📍 *Location:* {payload.get('country')}, {payload.get('city')}\n"
        f"🛂 *Type:* {payload.get('visa_type')}\n"
        f"📅 *Earliest:* {payload.get('earliest_date')}\n\n"
        f"🌐 *Book Now:* {payload.get('website')}"
    )
    
def template_whatsapp_appointment_confirmation(payload: Dict) -> str:
    """预约成功 WhatsApp 通知 (Clean Text)"""
    return (
        f"✅ *APPOINTMENT CONFIRMED*\n\n"
        f"Dear {payload.get('username', 'Customer')},\n"
        f"Your visa appointment has been successfully booked.\n\n"
        f"📍 *Location:* {payload.get('country')}, {payload.get('city')}\n"
        f"🛂 *Visa Type:* {payload.get('visa_type')}\n"
        f"📅 *Date:* {payload.get('appointment_date')}\n"
        f"🆔 *Order ID:* {payload.get('order_id')}\n\n"
        f"Please ensure all required documents are prepared. Thank you for choosing Visafly."
    )
    
def template_whatsapp_order_event_update(payload: Dict) -> str:
    """
    WhatsApp template for progress updates.
    """
    order_no = payload.get('order_no', 'N/A')
    # If the service pre-generated a message, use it, otherwise build one
    message = payload.get('message')
    if not message:
        summary = payload.get('summary', 'New status update received.')
        message = (
            f"🔔 *VISA PROGRESS UPDATE*\n\n"
            f"Order: #{order_no}\n\n"
            f"Latest Update:\n"
            f"_{summary}_\n\n"
            f"Please log in to your dashboard or check your email for full details."
        )
    return message

# ==========================================
# Dispatchers (保持不变)
# ==========================================

EMAIL_MAP = {
    "email_verification_for_bind": (template_email_verification_bind, "Verification code for your account"),
    "email_verification_for_reset": (template_email_password_reset, "Password reset code"),
    "login_credentials": (template_email_login_credentials, "Your login credentials"),
    "slot_subscription": (template_email_slot_subscription, "Update: Visa availability change"),
    "appointment_confirmation": (template_email_appointment_confirmation, "Your Visa Appointment Confirmation"),
    "order_event_update": (template_email_order_event_update, "Notification: Visa Appointment Update"),
}

WECHAT_MAP = {
    "slot_snapshot": template_wechat_slot_snapshot,
    "payment_user_confirmed": template_wechat_payment_confirmed,
    "appointment_confirmation": template_wechat_appointment_confirmation,
}

WHATSAPP_MAP = {
    "slot_subscription": template_whatsapp_slot_snapshot,
    "slot_snapshot": template_whatsapp_slot_snapshot,
    "appointment_confirmation": template_whatsapp_appointment_confirmation,
    "order_event_update": template_whatsapp_order_event_update,
}

TELEGRAM_MAP = {
    "slot_snapshot": template_telegram_slot_snapshot,
    "appointment_confirmation": template_telegram_appointment_confirmation,
    "order_event_update": template_telegram_order_event_update,
}

def render_email(tid: str, payload: Dict) -> str:
    return EMAIL_MAP[tid][0](payload) if tid in EMAIL_MAP else "Notification from Visafly"

def get_email_meta(tid: str) -> Tuple[str, str]:
    sender = "donotreply@visafly.top"
    return (sender, EMAIL_MAP[tid][1]) if tid in EMAIL_MAP else (sender, "Notification")

def render_wechat_markdown(tid: str, payload: Dict) -> str:
    return WECHAT_MAP[tid](payload) if tid in WECHAT_MAP else str(payload)

def render_whatsapp_text(tid: str, payload: Dict) -> str:
    return WHATSAPP_MAP[tid](payload) if tid in WHATSAPP_MAP else str(payload)

def render_telegram_html(tid: str, payload: Dict) -> str:
    return TELEGRAM_MAP[tid](payload) if tid in TELEGRAM_MAP else str(payload)