149 lines
4.6 KiB
Python
149 lines
4.6 KiB
Python
from html import escape
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def _clean_external_subject(subject: str) -> str:
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value = (subject or "(No subject)").strip()
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for prefix in ("Re: ", "RE: ", "re: "):
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if value.startswith(prefix):
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value = value[len(prefix) :].strip()
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for prefix in ("Human Handoff · ", "Human Handoff: "):
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if value.lower().startswith(prefix.lower()):
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value = value[len(prefix) :].strip()
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return value or "(No subject)"
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def handoff_email_subject(external_subject: str) -> str:
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return f"Human Handoff · {_clean_external_subject(external_subject)}"
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def external_reply_subject(external_subject: str) -> str:
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cleaned = _clean_external_subject(external_subject)
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return f"Re: {cleaned}"
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def format_sender_line(sender: dict) -> str:
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name = (sender.get("name") or "").strip()
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address = (sender.get("address") or "").strip()
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if not address:
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return "unknown sender"
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local = address.split("@", 1)[0].lower()
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if name and name.lower() not in {local, address.lower()}:
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return f"{name} <{address}>"
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return address
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def _footer_html(agent_email: str) -> str:
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return f"""
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<div class="gentic-handoff-footer" style="background:#F8F7FC;border-top:1px solid #E9E5F2;padding:12px 20px;">
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<p style="margin:0 0 6px;font-size:12px;font-weight:650;color:#6750E8;">↩ Reply normally</p>
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<p style="margin:0;font-size:11px;line-height:1.45;color:#77758A;">
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Your reply will be sent to the original sender through
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<span style="color:#292536;">{escape(agent_email)}</span>.
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Only the new text you write will be sent.
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</p>
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</div>"""
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def _footer_text(agent_email: str) -> str:
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return (
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"↩ Reply normally\n\n"
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f"Your reply will be sent to the original sender through {agent_email}.\n"
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"Only the new text you write will be sent."
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)
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def _header_html(sender_line: str, external_subject: str) -> str:
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subject = escape(_clean_external_subject(external_subject))
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return f"""
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<div class="gentic-handoff-header" style="padding:16px 20px 12px;border-bottom:1px solid #ECE9EF;">
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<div style="font-size:14px;font-weight:650;color:#6750E8;">✦ Human Handoff</div>
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<div style="margin-top:5px;font-size:12px;color:#6F6B7C;">
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<span>{escape(sender_line)}</span>
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<span style="color:#292536;font-weight:550;"> | {subject}</span>
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</div>
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</div>"""
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def _header_text(sender_line: str, external_subject: str) -> str:
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return f"✦ Human Handoff\n{sender_line} | {_clean_external_subject(external_subject)}"
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def build_mirror_handoff_html(
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*,
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sender_line: str,
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external_subject: str,
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original_html: str,
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agent_email: str,
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) -> str:
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return f"""<!DOCTYPE html>
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<html><body style="margin:0;padding:0;background:#FFFFFF;">
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{_header_html(sender_line, external_subject)}
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<div class="gentic-handoff-original" style="padding:20px 20px 24px;">
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{original_html}
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</div>
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{_footer_html(agent_email)}
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</body></html>"""
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def build_mirror_handoff_text(
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*,
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sender_line: str,
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external_subject: str,
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original_body_text: str,
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agent_email: str,
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) -> str:
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return "\n\n".join(
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[
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_header_text(sender_line, external_subject),
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"─" * 56,
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original_body_text.strip(),
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"─" * 56,
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_footer_text(agent_email),
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]
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)
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def build_mirror_update_html(
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*,
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sender_line: str,
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external_subject: str,
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original_html: str,
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agent_email: str,
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) -> str:
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subject = escape(_clean_external_subject(external_subject))
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return f"""<!DOCTYPE html>
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<html><body style="margin:0;padding:0;background:#FFFFFF;">
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<div class="gentic-handoff-header" style="padding:16px 20px 12px;border-bottom:1px solid #ECE9EF;">
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<div style="font-size:14px;font-weight:650;color:#6750E8;">✦ Customer replied</div>
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<div style="margin-top:5px;font-size:12px;color:#6F6B7C;">
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<span>{escape(sender_line)}</span>
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<span style="color:#292536;font-weight:550;"> | {subject}</span>
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</div>
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</div>
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<div class="gentic-handoff-original" style="padding:20px 20px 24px;">
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{original_html}
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</div>
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{_footer_html(agent_email)}
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</body></html>"""
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def build_mirror_update_text(
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*,
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sender_line: str,
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external_subject: str,
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original_body_text: str,
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agent_email: str,
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) -> str:
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return "\n\n".join(
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[
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f"✦ Customer replied\n{sender_line} | {_clean_external_subject(external_subject)}",
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"─" * 56,
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original_body_text.strip(),
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"─" * 56,
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_footer_text(agent_email),
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]
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)
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def build_relay_confirmation_text(customer_body: str) -> str:
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return f"Sent to customer:\n\n{customer_body.strip()}"
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