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# All rights reserved.
#
# This source code is licensed under the BSD-style license found in the
# LICENSE file in the root directory of this source tree.
"""EmailTriage environment implementation with 3 difficulty-graded tasks."""
from dataclasses import dataclass
import random
from typing import Dict, List, Optional, Tuple
from uuid import uuid4
from openenv.core.env_server.interfaces import Environment
try:
from ..models import (
EmailtriageAction,
EmailtriageObservation,
EmailtriageState,
)
except ImportError:
from models import (
EmailtriageAction,
EmailtriageObservation,
EmailtriageState,
)
# ---------------------------------------------------------------------------
# Task configuration constants
# ---------------------------------------------------------------------------
@dataclass(frozen=True)
class _TaskConfig:
"""Immutable per-task configuration."""
task_id: str
inbox_size_min: int
inbox_size_max: int
max_steps: int
dynamic_events_enabled: bool
description: str
TASK_CONFIGS: Dict[str, _TaskConfig] = {
"easy": _TaskConfig(
task_id="easy",
inbox_size_min=3,
inbox_size_max=3,
max_steps=6,
dynamic_events_enabled=False,
description="Archive 3 spam/newsletter emails",
),
"medium": _TaskConfig(
task_id="medium",
inbox_size_min=5,
inbox_size_max=5,
max_steps=10,
dynamic_events_enabled=False,
description="Triage 5 mixed-priority emails with calendar scheduling",
),
"hard": _TaskConfig(
task_id="hard",
inbox_size_min=7,
inbox_size_max=10,
max_steps=12,
dynamic_events_enabled=True,
description="Handle 7-10 emails with dynamic events and escalations",
),
}
VALID_TASK_IDS = list(TASK_CONFIGS.keys())
class EmailtriageEnvironment(Environment):
"""Multi-turn environment for email triage and workflow orchestration.
Supports 3 difficulty-graded tasks:
- easy: 3 archivable emails, no dynamic events
- medium: 5 mixed emails with calendar scheduling, no dynamic events
- hard: 7–10 emails with dynamic mid-episode events
"""
SUPPORTS_CONCURRENT_SESSIONS: bool = True
@dataclass
class _EmailItem:
email_id: int
sender: str
subject: str
body: str
priority: str
kind: str
expected_action: str
status: str = "unread"
requires_slot: bool = False
# ------------------------------------------------------------------
# Lifecycle
# ------------------------------------------------------------------
def __init__(self) -> None:
self._task_config: _TaskConfig = TASK_CONFIGS["hard"]
self._state = EmailtriageState(
episode_id=str(uuid4()),
step_count=0,
task_id="hard",
inbox=[],
calendar_slots=[],
queried_calendar=False,
processed_email_ids=[],
)
self._history: List[str] = []
self._last_action_result = ""
self._default_calendar_slots = [
"2026-04-03 10:00",
"2026-04-03 14:00",
"2026-04-04 09:30",
"2026-04-04 15:30",
]
self._emails: List[EmailtriageEnvironment._EmailItem] = []
self._last_read_payload: List[str] = []
self._triggered_events: set[str] = set()
def reset(self, *, task_id: str = "hard") -> EmailtriageObservation:
"""Reset the environment for the given task and return initial obs.
Args:
task_id: One of "easy", "medium", "hard" (default "hard").
"""
if task_id not in TASK_CONFIGS:
task_id = "hard"
self._task_config = TASK_CONFIGS[task_id]
self._state = EmailtriageState(
episode_id=str(uuid4()),
step_count=0,
task_id=task_id,
inbox=[],
calendar_slots=list(self._default_calendar_slots),
queried_calendar=False,
processed_email_ids=[],
)
self._history = []
self._last_read_payload = []
self._triggered_events = set()
self._last_action_result = (
f"Environment reset for task '{task_id}' "
f"({self._task_config.description}). Start triaging the inbox."
)
self._emails = self._build_episode_emails()
self._sync_state_inbox()
return self._build_observation(reward=0.0, done=False)
def step(
self, action: EmailtriageAction
) -> EmailtriageObservation:
"""Execute one triage step and return graded feedback."""
self._state.step_count += 1
self._last_read_payload = []
if self._is_all_processed():
self._last_action_result = (
"Inbox is already complete. Call reset()."
)
return self._build_observation(reward=0.0, done=True)
processed_before = len(self._state.processed_email_ids)
reward, feedback = self._route_action(action)
# Dynamic events only fire on hard difficulty
event_feedback = ""
if self._task_config.dynamic_events_enabled:
event_feedback = self._apply_dynamic_events()
processed_after = len(self._state.processed_email_ids)
# Reward concrete progress to produce smoother gradients for RL.
if processed_after > processed_before:
reward += 0.12
feedback = f"{feedback} Progress made on inbox coverage."
if event_feedback:
feedback = f"{feedback} {event_feedback}"
reward = self._clamp_reward(reward)
self._last_action_result = feedback
self._sync_state_inbox()
self._history.append(
f"step={self._state.step_count} "
f"action={action.action_type} "
f"reward={reward:.2f} "
f"feedback={feedback}"
)
done = (
self._is_all_processed()
or self._state.step_count >= self._task_config.max_steps
)
if done and self._is_all_processed():
reward = self._clamp_reward(reward + 0.1)
self._last_action_result = "Inbox triage complete."
return self._build_observation(reward=reward, done=done)
# ------------------------------------------------------------------
# Email pool builders (per task)
# ------------------------------------------------------------------
def _build_episode_emails(self) -> List[_EmailItem]:
"""Build inbox for the current task difficulty."""
task_id = self._task_config.task_id
if task_id == "easy":
return self._build_easy_emails()
elif task_id == "medium":
return self._build_medium_emails()
else:
return self._build_hard_emails()
def _build_easy_emails(self) -> List[_EmailItem]:
"""Easy: 3 archivable spam/newsletter/notification emails."""
pool = [
self._EmailItem(
email_id=0,
sender="no-reply@promo.shop",
subject="Flash sale: 70% off accessories",
body="Marketing content. No user follow-up needed.",
priority="low",
kind="spam",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="digest@newsletters.ai",
subject="Weekly AI digest",
body="Curated newsletter with general updates.",
priority="low",
kind="newsletter",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="hr@company.com",
subject="Policy reminder",
body="Quarterly policy acknowledgment reminder.",
priority="low",
kind="notification",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="offers@store.example",
subject="Weekend coupons",
body="Promotional coupons and shopping suggestions.",
priority="low",
kind="spam",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="news@techbulletin.io",
subject="This week in open source",
body="Roundup of trending repos and release notes.",
priority="low",
kind="newsletter",
expected_action="archive",
),
]
selected = random.sample(pool, k=3)
random.shuffle(selected)
return self._assign_ids(selected)
def _build_medium_emails(self) -> List[_EmailItem]:
"""Medium: 5 mixed emails — some archivable, some need drafts."""
required = [
# Must archive
self._EmailItem(
email_id=0,
sender="no-reply@promo.shop",
subject="Flash sale: 70% off accessories",
body="Marketing content. No user follow-up needed.",
priority="low",
kind="spam",
expected_action="archive",
),
# Must draft (meeting scheduling)
self._EmailItem(
email_id=0,
sender="alex@clientco.com",
subject="Request: project kickoff meeting",
body="Please suggest a 30-minute slot next week.",
priority="medium",
kind="meeting",
expected_action="draft_email",
requires_slot=True,
),
# Must draft (client request)
self._EmailItem(
email_id=0,
sender="sam@partner.io",
subject="Need integration timeline",
body="Could you share a realistic delivery window?",
priority="medium",
kind="client_request",
expected_action="draft_email",
),
]
pool = [
self._EmailItem(
email_id=0,
sender="digest@newsletters.ai",
subject="Weekly AI digest",
body="Curated newsletter with general updates.",
priority="low",
kind="newsletter",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="hr@company.com",
subject="Policy reminder",
body="Quarterly policy acknowledgment reminder.",
priority="low",
kind="notification",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="billing@services.com",
subject="Invoice copy",
body="Please confirm invoice receipt and processing ETA.",
priority="medium",
kind="client_request",
expected_action="draft_email",
),
]
additional = random.sample(pool, k=2)
selected = required + additional
random.shuffle(selected)
return self._assign_ids(selected)
def _build_hard_emails(self) -> List[_EmailItem]:
"""Hard: 7-10 emails with full diversity — original behavior."""
required = [
self._EmailItem(
email_id=0,
sender="no-reply@promo.shop",
subject="Flash sale: 70% off accessories",
body="Marketing content. No user follow-up needed.",
priority="low",
kind="spam",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="alex@clientco.com",
subject="Request: project kickoff meeting",
body="Please suggest a 30-minute slot next week.",
priority="medium",
kind="meeting",
expected_action="draft_email",
requires_slot=True,
),
]
pool = [
self._EmailItem(
email_id=0,
sender="alerts@monitoring.io",
subject="CPU usage spike detected",
body="Please review incident notes and notify on-call.",
priority="high",
kind="escalation",
expected_action="draft_email",
),
self._EmailItem(
email_id=0,
sender="digest@newsletters.ai",
subject="Weekly AI digest",
body="Curated newsletter with general updates.",
priority="low",
kind="newsletter",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="sam@partner.io",
subject="Need integration timeline",
body="Could you share a realistic delivery window?",
priority="medium",
kind="client_request",
expected_action="draft_email",
),
self._EmailItem(
email_id=0,
sender="hr@company.com",
subject="Policy reminder",
body="Quarterly policy acknowledgment reminder.",
priority="low",
kind="notification",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="mira@vendor.net",
subject="Schedule security review",
body="Need a slot this week for security walkthrough.",
priority="medium",
kind="meeting",
expected_action="draft_email",
requires_slot=True,
),
self._EmailItem(
email_id=0,
sender="ops@platform.org",
subject="Customer complaint escalation",
body="Escalated account issue waiting on owner response.",
priority="high",
kind="escalation",
expected_action="draft_email",
),
self._EmailItem(
email_id=0,
sender="billing@services.com",
subject="Invoice copy",
body="Please confirm invoice receipt and processing ETA.",
priority="medium",
kind="client_request",
expected_action="draft_email",
),
self._EmailItem(
email_id=0,
sender="offers@store.example",
subject="Weekend coupons",
body="Promotional coupons and shopping suggestions.",
priority="low",
kind="spam",
expected_action="archive",
),
self._EmailItem(
email_id=0,
sender="angry_ceo@company.com",
subject="Where is the quarterly report?!",
body="I needed this on my desk yesterday. Send it immediately.",
priority="high",
kind="escalation",
expected_action="draft_email",
),
self._EmailItem(
email_id=0,
sender="lottery@nigeria.bank",
subject="URGENT TRANSFER FUND",
body="You have won 10M dollars! Please reply with bank details.",
priority="low",
kind="spam",
expected_action="archive",
),
]
massive_email_data = [
("sales@fakebuy.io", "Clearance 90%!", "Everything must go right now.", "low", "spam"),
("newsletter@tech.io", "Daily Javascript Tips", "Learn async easily.", "low", "newsletter"),
("sysadmin@corp.com", "Maintenance window Saturday", "Server reboot at 2am.", "low", "notification"),
("partner@agency.co", "Q4 Sync Up needed", "Can we schedule a 15 min chat?", "medium", "meeting"),
("boss@company.com", "URGENT: Legal escalation", "We need the contract docs attached ASAP.", "high", "escalation"),
("noreply@social.io", "Someone liked your post!", "Log in to see who.", "low", "spam"),
("billing@aws.com", "Action Required: Failed payment", "Your card on file failed. Please update it.", "high", "escalation"),
("recruiter@headhunter.io", "Exciting new opportunity", "Are you open to new roles?", "low", "spam"),
("bob@accounting.dept", "Lunch next week?", "Let's grab a coffee and catch up.", "low", "client_request"),
("alerts@datadog.com", "Monitor: High Memory Usage", "Host db-prod-01 is at 95% memory.", "high", "escalation"),
("security@it.net", "Password expiring in 3 days", "Please update your password today.", "medium", "notification"),
("martha@board.org", "Dinner reservation?", "Do we need to secure a slot for the board dinner?", "medium", "meeting"),
("support@zendesk.com", "Ticket #90123 has breached SLA", "A customer has been waiting 48h.", "high", "escalation"),
("jane@marketing.co", "Draft review", "Could you look at this blog post?", "medium", "client_request"),
("delivery@fedex.fake", "Package delayed", "Your shipment has been rescheduled.", "low", "spam"),
("steve@sales.dept", "Client X is furious", "They want a meeting to discuss the bug.", "high", "meeting"),
("investor@funds.vc", "Quick question regarding metrics", "Can you clarify the churn rate?", "high", "client_request"),
("calendar@google.com", "Daily schedule", "You have 3 meetings today.", "low", "notification"),
("hello@gym.local", "Membership renewal", "Get 10% off if you renew early.", "low", "spam"),
("ceo@company.com", "All hands pushed back by 1h", "Updating calendar invites shortly.", "medium", "notification"),
("vendor@software.com", "Contract renewal discussion", "When are you free next week?", "medium", "meeting"),
("devops@internal", "GitLab runner down", "CI/CD pipelines are failing everywhere.", "high", "escalation"),
("catering@food.co", "Lunch order confirmation", "Your order for 50 people is received.", "low", "notification"),
("travel@air.com", "Flight check-in available", "Check in for tomorrow's flight.", "medium", "client_request"),
("spam@spam.spam", "WINNER!!! CLAIM PRIZE!!", "Click link to get your free iPad.", "low", "spam"),
("investor@funds.vc", "Pitch deck feedback", "It looks good but let's schedule a deep dive.", "medium", "meeting"),
("legal@company.com", "NDA review needed", "Please approve the redlines.", "high", "client_request"),
("facilities@building.com", "Fire drill tomorrow at 10am", "Please evacuate when alarm sounds.", "low", "notification"),
("cfo@company.com", "Budget cuts", "Need to review your Q4 spend plan.", "high", "escalation"),
("noreply@github.com", "[company/repo] New pull request", "PR #405 requires your review.", "low", "notification"),
("pr@agency.com", "Press release draft", "Let me know if this looks good to publish.", "medium", "client_request"),
("no-reply@zoom.us", "Your cloud recording is ready", "Click to view.", "low", "notification"),
("sales@saas.com", "Last chance for our pro tier", "Lock in legacy pricing now.", "low", "spam"),
("design@team.com", "Logo concepts", "Which of these 3 variants do you prefer?", "medium", "client_request"),
("hr@company.com", "New hire orientation", "Can you present the tech stack overview tomorrow?", "medium", "meeting"),
("info@bank.com", "Important policy update", "Our terms of service have changed.", "low", "notification"),
("angry_client@huge.com", "SYSTEM IS DOWN", "We are losing money. Fix it now.", "high", "escalation"),
("support@apple.com", "Your receipt from Apple", "Apple Music subscription renewal.", "low", "notification"),
("newsletter@vc.com", "Market trends Q3", "The latest seed funding rounds categorized.", "low", "newsletter"),
("partner@overseas.com", "Timezone alignment", "Let's find a slot that works for both of us.", "medium", "meeting"),
("vp_eng@company.com", "Post-mortem review", "Need action items from the outage.", "high", "escalation"),
("admin@slack.com", "Workspace approaching file limit", "Please delete old files.", "low", "notification"),
("offers@pizza.local", "BOGO PIZZA FRIDAY", "Use code BOGO.", "low", "spam"),
("compliance@audit.gov", "Data Request Notice", "Please provide logs within 24h.", "high", "escalation"),
("mike@intern.dept", "Help with setup?", "Can you spare a 10 min window to help me with git?", "low", "meeting"),
("events@conference.org", "Speaker confirmation", "You are scheduled for Room B.", "medium", "client_request"),
("hr@company.com", "Open enrollment", "Health benefits selection closes tomorrow.", "medium", "notification"),
("alerts@pagerduty.com", "CRITICAL ON-CALL PING", "Database replication is permanently failing.", "high", "escalation"),
("newsletter@dev.to", "Top 5 Rust tricks", "See why everyone loves Rust.", "low", "newsletter"),
("deals@flights.com", "Cheap trips to Bali", "Fares dropped 40%.", "low", "spam"),
]
# Inject the massive list into the pool!
pool.extend([
self._EmailItem(
email_id=0, sender=c[0], subject=c[1], body=c[2], priority=c[3], kind=c[4],
expected_action=("archive" if c[4] in {"spam", "newsletter", "notification"} else "draft_email"),
requires_slot=(c[4] == "meeting")
) for c in massive_email_data
])
cfg = self._task_config
target_count = random.randint(cfg.inbox_size_min, cfg.inbox_size_max)
additional_count = target_count - len(required)
selected = required + random.sample(
pool, k=min(additional_count, len(pool))
)
random.shuffle(selected)
return self._assign_ids(selected)
@staticmethod
def _assign_ids(
items: List["EmailtriageEnvironment._EmailItem"],
) -> List["EmailtriageEnvironment._EmailItem"]:
"""Assign sequential IDs starting from 101."""
result: List[EmailtriageEnvironment._EmailItem] = []
for idx, item in enumerate(items, start=1):
result.append(
EmailtriageEnvironment._EmailItem(
email_id=100 + idx,
sender=item.sender,
subject=item.subject,
body=item.body,
priority=item.priority,
kind=item.kind,
status="unread",
requires_slot=item.requires_slot,
expected_action=item.expected_action,
)
)
return result
# ------------------------------------------------------------------
# Observation builder
# ------------------------------------------------------------------
def _build_observation(
self, reward: float, done: bool
) -> EmailtriageObservation:
"""Build observation for the current inbox state."""
preview = [
{
"id": str(email.email_id),
"sender": email.sender,
"subject": email.subject,
"priority": email.priority,
"status": email.status,
}
for email in self._emails
if email.status == "unread"
][:5]
unread_count = len(
[email for email in self._emails if email.status == "unread"]
)
return EmailtriageObservation(
inbox_preview=preview,
returned_emails=self._last_read_payload,
calendar_slots=list(self._state.calendar_slots),
last_action_result=self._last_action_result,
conversation_history=self._history[-8:],
inbox_remaining=unread_count,
done=done,
reward=reward,
metadata={
"episode_id": self._state.episode_id,
"step": self._state.step_count,
"task_id": self._state.task_id,
"emails_total": len(self._emails),
"emails_processed": len(self._state.processed_email_ids),
"queried_calendar": self._state.queried_calendar,
},
)
# ------------------------------------------------------------------
# Action routing & grading
# ------------------------------------------------------------------
def _route_action(self, action: EmailtriageAction) -> Tuple[float, str]:
"""Route action to task logic and compute reward in [0, 1]."""
if action.action_type == "query_calendar":
pending_scheduling_count = sum(
1
for email in self._emails
if email.status == "unread" and email.requires_slot
)
self._state.queried_calendar = True
reward = 0.1 + min(0.36, pending_scheduling_count * 0.18)
if "calendar_queried_once" in self._triggered_events:
reward *= 0.7
feedback = (
"Calendar queried again; small value after first lookup."
)
else:
self._triggered_events.add("calendar_queried_once")
feedback = "Calendar queried successfully."
return self._clamp_reward(reward), feedback
target = self._find_email(action.target_email_id)
if target is None:
return 0.0, "Invalid or missing target_email_id."
if action.action_type == "read":
self._last_read_payload = [
(
f"Email {target.email_id} from {target.sender}: "
f"{target.subject} | {target.body}"
)
]
priority_bonus = {
"high": 0.18,
"medium": 0.12,
"low": 0.08,
}.get(target.priority, 0.1)
base_reward = 0.07 if target.status == "unread" else 0.02
reward = base_reward + priority_bonus
return reward, "Email content returned to the agent."
if action.action_type == "archive":
if target.status != "unread":
return 0.05, "Email already processed."
if target.kind in {"spam", "newsletter", "notification"}:
target.status = "archived"
self._mark_processed(target.email_id)
kind_bonus = {
"spam": 0.18,
"newsletter": 0.15,
"notification": 0.12,
}.get(target.kind, 0.1)
return 0.62 + kind_bonus, "Correctly archived low-value email."
penalty_like = 0.08
if target.priority == "high":
penalty_like = 0.03
return (
penalty_like,
"Archived an email that likely needed a response.",
)
if action.action_type == "draft_email":
return self._grade_draft_action(target, action)
return 0.0, "Unsupported action type."
def _grade_draft_action(
self, target: _EmailItem, action: EmailtriageAction
) -> Tuple[float, str]:
"""Grade draft_email actions with partial rewards."""
if target.status != "unread":
return 0.05, "Email already processed."
reward = 0.15
feedback_parts: List[str] = []
if target.kind in {"meeting", "client_request", "escalation"}:
reward += 0.2
feedback_parts.append(
"Draft action is appropriate for this email."
)
else:
feedback_parts.append(
"Drafting may be unnecessary for this email."
)
draft_quality = self._draft_quality_score(action.draft_content)
reward += 0.4 * draft_quality
if target.requires_slot:
if self._state.queried_calendar:
reward += 0.12
feedback_parts.append(
"Checked calendar before proposing a slot."
)
else:
feedback_parts.append(
"Calendar should be queried before scheduling."
)
if action.proposed_slot in self._state.calendar_slots:
reward += 0.18
feedback_parts.append("Proposed a valid available slot.")
else:
feedback_parts.append("Missing or invalid proposed slot.")
if target.priority == "high":
reward += 0.08
feedback_parts.append("Handled high-priority thread.")
if (
target.kind == "escalation"
and "today" in action.draft_content.lower()
):
reward += 0.05
feedback_parts.append("Draft included urgency acknowledgement.")
reward = self._clamp_reward(reward)
if reward >= 0.55:
target.status = "drafted"
self._mark_processed(target.email_id)
return reward, " ".join(feedback_parts)
# ------------------------------------------------------------------
# Dynamic events (hard mode only)
# ------------------------------------------------------------------
def _apply_dynamic_events(self) -> str:
"""Apply deterministic dynamic events that alter state mid-episode."""
if (
self._state.step_count == 3
and "new_urgent_email" not in self._triggered_events
):
new_email = self._EmailItem(
email_id=max(e.email_id for e in self._emails) + 1,
sender="ceo@company.com",
subject="Urgent: board pre-read needed today",
body="Please draft a concise response with next steps.",
priority="high",
kind="escalation",
expected_action="draft_email",
status="unread",
requires_slot=False,
)
self._emails.append(new_email)
self._triggered_events.add("new_urgent_email")
return "Dynamic update: a new urgent email arrived."
unread_scheduling = [
email
for email in self._emails
if email.status == "unread" and email.requires_slot
]
if (
self._state.step_count >= 4
and unread_scheduling
and len(self._state.calendar_slots) >= 2
and "calendar_slot_removed" not in self._triggered_events
):
removed_slot = random.choice(self._state.calendar_slots)
self._state.calendar_slots.remove(removed_slot)
self._triggered_events.add("calendar_slot_removed")
return (
"Dynamic update: calendar changed and slot "
f"{removed_slot} is no longer available."
)
return ""
# ------------------------------------------------------------------
# Helpers
# ------------------------------------------------------------------
@staticmethod
def _clamp_reward(value: float) -> float:
"""Clamp reward values to [0, 1]."""
return max(0.0, min(1.0, value))
@staticmethod
def _draft_quality_score(draft_content: str) -> float:
"""Score draft quality with deterministic heuristics."""
clean_text = draft_content.strip().lower()
if not clean_text:
return 0.0
score = 0.0
if len(clean_text) >= 40:
score += 0.45
if "thank" in clean_text:
score += 0.2
if (
"meeting" in clean_text
or "schedule" in clean_text
or "slot" in clean_text
):
score += 0.2
if clean_text.endswith(".") or clean_text.endswith("!"):
score += 0.15
return max(0.0, min(1.0, score))
def _find_email(self, email_id: int) -> Optional[_EmailItem]:
"""Find an email by ID."""
for email in self._emails:
if email.email_id == email_id:
return email
return None
def _mark_processed(self, email_id: int) -> None:
"""Record processed email IDs once."""
if email_id not in self._state.processed_email_ids:
self._state.processed_email_ids.append(email_id)
def _is_all_processed(self) -> bool:
"""Return True when inbox has no unread emails."""
return all(email.status != "unread" for email in self._emails)
def _sync_state_inbox(self) -> None:
"""Mirror internal inbox into serializable state payload."""
self._state.inbox = [
{
"id": str(email.email_id),
"sender": email.sender,
"subject": email.subject,
"body": email.body,
"priority": email.priority,
"kind": email.kind,
"status": email.status,
}
for email in self._emails
]
@property
def state(self) -> EmailtriageState:
"""Get current environment state."""
return self._state
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