ponzischeme89
167 lines
7.0 KiB
Python
167 lines
7.0 KiB
Python
"""
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Email sending service.
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In development (SMTP_HOST unset or EMAIL_BACKEND=console), codes are printed to
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stdout instead of being sent. In production set:
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SMTP_HOST, SMTP_PORT, SMTP_USER, SMTP_PASSWORD, EMAIL_FROM
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"""
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import asyncio
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import smtplib
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import ssl
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import logging
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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from functools import partial
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from app.config import settings
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logger = logging.getLogger(__name__)
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def _send_smtp_blocking(to_address: str, subject: str, html_body: str, text_body: str) -> None:
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context = ssl.create_default_context()
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with smtplib.SMTP(settings.SMTP_HOST, settings.SMTP_PORT) as server:
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if settings.SMTP_USE_TLS:
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server.starttls(context=context)
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if settings.SMTP_USER and settings.SMTP_PASSWORD:
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server.login(settings.SMTP_USER, settings.SMTP_PASSWORD)
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msg = MIMEMultipart("alternative")
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msg["Subject"] = subject
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msg["From"] = settings.EMAIL_FROM
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msg["To"] = to_address
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msg.attach(MIMEText(text_body, "plain"))
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msg.attach(MIMEText(html_body, "html"))
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server.sendmail(settings.EMAIL_FROM, to_address, msg.as_string())
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async def send_email(to_address: str, subject: str, html_body: str, text_body: str) -> None:
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if settings.EMAIL_BACKEND == "console" or not settings.SMTP_HOST:
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logger.info(
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"\n%s\nTO: %s\nSUBJECT: %s\n%s\n%s",
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"=" * 60,
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to_address,
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subject,
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text_body,
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"=" * 60,
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)
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print(f"\n{'='*60}\nEMAIL TO: {to_address}\nSUBJECT: {subject}\n{text_body}\n{'='*60}\n")
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return
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loop = asyncio.get_event_loop()
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fn = partial(_send_smtp_blocking, to_address, subject, html_body, text_body)
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await loop.run_in_executor(None, fn)
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# ── Template helpers ───────────────────────────────────────────────────────────
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def _base_html(content: str) -> str:
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return f"""<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<style>
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body {{ font-family: 'Readex Pro', Arial, sans-serif; background: #FBFBFB; margin: 0; padding: 0; }}
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.container {{ max-width: 560px; margin: 40px auto; background: #fff; border-radius: 16px;
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overflow: hidden; box-shadow: 0 4px 24px rgba(0,40,66,.10); }}
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.header {{ background: #002842; padding: 32px 40px; text-align: center; }}
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.header h1 {{ color: #FFD100; font-family: 'Fredoka One', Arial, sans-serif;
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font-size: 28px; margin: 0; letter-spacing: .5px; }}
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.header p {{ color: #E5EEFF; margin: 6px 0 0; font-size: 14px; }}
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.body {{ padding: 36px 40px; color: #2E3031; }}
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.body p {{ line-height: 1.6; margin: 0 0 16px; }}
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.code-box {{ background: #E5EEFF; border-radius: 12px; padding: 20px;
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text-align: center; margin: 24px 0; }}
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.code {{ font-size: 36px; font-weight: 700; letter-spacing: 10px; color: #002842;
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font-family: 'Fredoka One', monospace; }}
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.footer {{ background: #F4F6FB; padding: 20px 40px; text-align: center;
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font-size: 12px; color: #888; border-top: 1px solid #E5EEFF; }}
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.expiry {{ color: #888; font-size: 13px; }}
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>🐾 Goodwalk</h1>
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<p>Auckland's favourite dog walking service</p>
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</div>
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{content}
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<div class="footer">
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<p>Goodwalk — Auckland, New Zealand<br>
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<a href="mailto:info@goodwalk.co.nz" style="color:#FFD100;">info@goodwalk.co.nz</a>
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</p>
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<p>If you didn't request this email, you can safely ignore it.</p>
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</div>
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</div>
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</body>
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</html>"""
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async def send_claim_code(to_address: str, first_name: str, code: str) -> None:
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subject = "Claim your Goodwalk Members Account"
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html_body = _base_html(f"""
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<div class="body">
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<p>Hi {first_name}!</p>
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<p>Welcome to the Goodwalk Members Area. Use the code below to claim your account.
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It expires in <strong>15 minutes</strong>.</p>
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<div class="code-box">
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<div class="code">{code}</div>
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</div>
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<p class="expiry">This code is valid for 15 minutes and can only be used once.</p>
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<p>If you didn't request this, please contact us at
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<a href="mailto:info@goodwalk.co.nz">info@goodwalk.co.nz</a>.</p>
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</div>""")
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text_body = (
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f"Hi {first_name},\n\n"
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f"Your Goodwalk account claim code is: {code}\n\n"
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"This code expires in 15 minutes.\n\n"
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"If you didn't request this, please ignore this email."
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)
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await send_email(to_address, subject, html_body, text_body)
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async def send_login_2fa(to_address: str, first_name: str, code: str) -> None:
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subject = "Your Goodwalk login code"
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html_body = _base_html(f"""
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<div class="body">
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<p>Hi {first_name}!</p>
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<p>Here's your one-time login code for the Goodwalk Members Area.
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It expires in <strong>10 minutes</strong>.</p>
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<div class="code-box">
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<div class="code">{code}</div>
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</div>
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<p class="expiry">This code is valid for 10 minutes and can only be used once.</p>
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<p>If you didn't try to log in, please contact us immediately at
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<a href="mailto:info@goodwalk.co.nz">info@goodwalk.co.nz</a>.</p>
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</div>""")
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text_body = (
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f"Hi {first_name},\n\n"
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f"Your Goodwalk login code is: {code}\n\n"
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"This code expires in 10 minutes.\n\n"
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"If you didn't request this, please contact us immediately."
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)
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await send_email(to_address, subject, html_body, text_body)
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async def send_onboarding_invite(to_address: str, first_name: str, magic_url: str) -> None:
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subject = "You're invited to complete your Goodwalk onboarding"
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html_body = _base_html(f"""
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<div class="body">
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<p>Hi {first_name}!</p>
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<p>Thanks for getting in touch with Goodwalk. We've opened your onboarding invitation so you can complete your details and sign your service agreement.</p>
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<p><a href="{magic_url}" style="display:inline-block;padding:12px 18px;border-radius:12px;background:#FFD100;color:#002842;text-decoration:none;font-weight:700;">Start onboarding →</a></p>
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<p class="expiry">This link is valid for 7 days and can only be used once.</p>
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<p>Once your onboarding is complete and your contract is signed, we'll activate your members account.</p>
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<p>If you have any questions, reach us at <a href="mailto:info@goodwalk.co.nz">info@goodwalk.co.nz</a>.</p>
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</div>""")
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text_body = (
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f"Hi {first_name},\n\n"
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"We've opened your Goodwalk onboarding invitation.\n\n"
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f"Click this link to get started (valid for 7 days):\n{magic_url}\n\n"
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"Once your onboarding is complete and your contract is signed, we'll activate your members account.\n\n"
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"Questions? Email info@goodwalk.co.nz"
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)
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await send_email(to_address, subject, html_body, text_body)
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