v1.7.0 - Fix: Corregido error 500 en SLA Dashboard

- Fix error de sintaxis SQL en cálculo de tickets 'at risk'
- Fix error de timezone (offset-naive vs offset-aware datetimes)
- Implementado sistema completo de SLA Management
- Agregados endpoints: /sla/dashboard, /sla/violations, /sla/at-risk
- Creadas vistas frontend para dashboard, violaciones y tickets en riesgo
- Actualizado sistema de Celery para monitoreo automático de SLAs
- Mejorada configuración de categorías con tiempos SLA personalizables
- Corregidos problemas de proxy en configuración de Vite
- Agregado troubleshooting guide en README

Archivos principales modificados:
- backend/app/api/v1/endpoints/sla.py (nuevo)
- backend/app/api/schemas/sla.py (nuevo)
- frontend-internal/src/routes/sla/ (nuevo módulo completo)
- workers/app/tasks/sla_tasks.py (queries async mejoradas)

Documentación: docs/changelog-2026-02-17.md
This commit is contained in:
2026-02-17 08:22:32 -07:00
parent 42a5bb54cc
commit 75726d915f
17 changed files with 2504 additions and 143 deletions

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"""
SLA Schemas - ServiceManagerWeb
Schemas para el sistema de gestión de SLAs
"""
from pydantic import BaseModel, ConfigDict
from typing import Optional, List, Dict, Any
from datetime import datetime
from enum import Enum
import uuid
class SLATypeEnum(str, Enum):
"""Tipos de SLA"""
RESPONSE = "response"
RESOLUTION = "resolution"
class SLAStatusEnum(str, Enum):
"""Estados de cumplimiento SLA"""
MET = "met" # Cumplido
VIOLATED = "violated" # Violado
AT_RISK = "at_risk" # En riesgo (80%+ del tiempo)
PENDING = "pending" # Pendiente (ticket aún abierto)
# ===================================
# DASHBOARD SCHEMAS
# ===================================
class SLAComplianceMetrics(BaseModel):
"""Métricas de cumplimiento SLA"""
target_hours: int
met_count: int
violated_count: int
at_risk_count: int
total_count: int
compliance_percentage: float
avg_time_hours: Optional[float] = None
class SLADashboardResponse(BaseModel):
"""Response del dashboard principal de SLA"""
tenant_id: uuid.UUID
period_start: datetime
period_end: datetime
generated_at: datetime
# Métricas generales
response_sla: SLAComplianceMetrics
resolution_sla: SLAComplianceMetrics
# Contadores rápidos
active_violations: int
at_risk_tickets: int
total_tickets_period: int
# Breakdown por categoría (top 5)
by_category: List[Dict[str, Any]]
# Breakdown por prioridad
by_priority: Dict[str, Dict[str, float]]
# Tendencias (comparación con período anterior)
trends: Dict[str, str]
model_config = ConfigDict(from_attributes=True)
# ===================================
# VIOLATIONS SCHEMAS
# ===================================
class TicketBasicInfo(BaseModel):
"""Información básica del ticket"""
id: uuid.UUID
ticket_number: str
subject: str
priority: str
status: str
class UserBasicInfo(BaseModel):
"""Información básica del usuario"""
id: uuid.UUID
first_name: str
last_name: str
email: str
class CategoryBasicInfo(BaseModel):
"""Información básica de categoría"""
id: uuid.UUID
name: str
sla_response_hours: int
sla_resolution_hours: int
class SLAViolationResponse(BaseModel):
"""Detalle de una violación SLA"""
ticket: TicketBasicInfo
category: Optional[CategoryBasicInfo] = None
created_by: UserBasicInfo
assigned_to: Optional[UserBasicInfo] = None
sla_type: SLATypeEnum
sla_due_at: datetime
violated_at: datetime
hours_overdue: float
# Contexto adicional
first_response_at: Optional[datetime] = None
resolved_at: Optional[datetime] = None
model_config = ConfigDict(from_attributes=True)
class SLAViolationsListResponse(BaseModel):
"""Lista paginada de violaciones"""
violations: List[SLAViolationResponse]
total: int
page: int
per_page: int
total_pages: int
# ===================================
# TICKETS AT RISK
# ===================================
class SLATicketAtRisk(BaseModel):
"""Ticket que está en riesgo de violar SLA"""
ticket: TicketBasicInfo
category: Optional[CategoryBasicInfo] = None
assigned_to: Optional[UserBasicInfo] = None
sla_type: SLATypeEnum
sla_due_at: datetime
time_remaining_hours: float
risk_percentage: float # 0-100, qué % del tiempo ha pasado
model_config = ConfigDict(from_attributes=True)
class SLAAtRiskListResponse(BaseModel):
"""Lista de tickets en riesgo"""
tickets: List[SLATicketAtRisk]
total: int
# ===================================
# METRICS & REPORTS SCHEMAS
# ===================================
class SLAMetricsByCategory(BaseModel):
"""Métricas SLA por categoría"""
category_id: uuid.UUID
category_name: str
response_sla_compliance: float
resolution_sla_compliance: float
total_tickets: int
response_violations: int
resolution_violations: int
avg_response_time_hours: Optional[float]
avg_resolution_time_hours: Optional[float]
class SLAMetricsByAgent(BaseModel):
"""Métricas SLA por agente"""
agent_id: uuid.UUID
agent_name: str
tickets_assigned: int
response_sla_met: int
resolution_sla_met: int
response_compliance: float
resolution_compliance: float
avg_response_time_hours: Optional[float]
avg_resolution_time_hours: Optional[float]
class SLAMetricsByPriority(BaseModel):
"""Métricas SLA por prioridad"""
priority: str
total_tickets: int
response_sla_compliance: float
resolution_sla_compliance: float
avg_response_time_hours: Optional[float]
avg_resolution_time_hours: Optional[float]
class SLADetailedMetricsResponse(BaseModel):
"""Response de métricas detalladas"""
tenant_id: uuid.UUID
date_from: datetime
date_to: datetime
group_by: str # 'category', 'agent', 'priority'
by_category: Optional[List[SLAMetricsByCategory]] = None
by_agent: Optional[List[SLAMetricsByAgent]] = None
by_priority: Optional[List[SLAMetricsByPriority]] = None
generated_at: datetime
model_config = ConfigDict(from_attributes=True)
# ===================================
# HISTORICAL TRENDS
# ===================================
class SLADailyTrend(BaseModel):
"""Tendencia diaria de SLA"""
date: str # YYYY-MM-DD
response_compliance: float
resolution_compliance: float
total_tickets: int
violations: int
class SLATrendsResponse(BaseModel):
"""Response de tendencias históricas"""
tenant_id: uuid.UUID
days: int
daily_trends: List[SLADailyTrend]
# Promedios del período
avg_response_compliance: float
avg_resolution_compliance: float
total_tickets: int
total_violations: int
model_config = ConfigDict(from_attributes=True)
# ===================================
# CONFIGURATION
# ===================================
class SLAConfigByCategoryResponse(BaseModel):
"""Configuración SLA por categoría"""
category_id: uuid.UUID
category_name: str
sla_response_hours: int
sla_resolution_hours: int
warning_threshold_percentage: int # % del tiempo para alertar
is_active: bool
class SLAConfigListResponse(BaseModel):
"""Lista de configuraciones SLA"""
tenant_id: uuid.UUID
categories: List[SLAConfigByCategoryResponse]

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"""
SLA Endpoints - ServiceManagerWeb
Endpoints para gestión y monitoreo de SLAs
Solo accesible por roles staff internos
"""
from fastapi import APIRouter, Depends, HTTPException, Query, status
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy import select, func, and_, or_, desc, case, cast
from typing import Optional, List
from datetime import datetime, timedelta, timezone
import uuid
import structlog
from app.core.database import get_db
from app.api.deps import get_current_user, get_current_tenant
from app.models.user import User, UserRole
from app.models.tenant import Tenant
from app.models.ticket import Ticket, TicketStatus, TicketPriority
from app.models.category import Category
from app.api.schemas.sla import (
SLADashboardResponse,
SLAComplianceMetrics,
SLAViolationResponse,
SLAViolationsListResponse,
SLAAtRiskListResponse,
SLATicketAtRisk,
SLADetailedMetricsResponse,
SLAMetricsByCategory,
SLAMetricsByAgent,
SLAMetricsByPriority,
SLATrendsResponse,
SLADailyTrend,
SLAConfigListResponse,
SLAConfigByCategoryResponse,
SLATypeEnum,
TicketBasicInfo,
UserBasicInfo,
CategoryBasicInfo
)
router = APIRouter()
logger = structlog.get_logger(__name__)
def require_staff_role(current_user: User = Depends(get_current_user)) -> User:
"""Requiere roles de staff interno (ADMIN, SUPPORT_MANAGER, AGENT)"""
allowed_roles = [UserRole.ADMIN, UserRole.SUPPORT_MANAGER, UserRole.AGENT, UserRole.AUDITOR]
if current_user.role not in allowed_roles:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="Solo staff interno puede acceder a métricas de SLA"
)
return current_user
def require_manager_role(current_user: User = Depends(get_current_user)) -> User:
"""Requiere roles de gestión (ADMIN, SUPPORT_MANAGER)"""
if current_user.role not in [UserRole.ADMIN, UserRole.SUPPORT_MANAGER]:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="Solo managers pueden acceder a esta funcionalidad"
)
return current_user
# ===================================
# DASHBOARD PRINCIPAL
# ===================================
@router.get("/dashboard", response_model=SLADashboardResponse)
async def get_sla_dashboard(
days: int = Query(default=30, ge=1, le=365, description="Días hacia atrás para el período"),
current_user: User = Depends(require_staff_role),
current_tenant: Tenant = Depends(get_current_tenant),
db: AsyncSession = Depends(get_db)
):
"""
Dashboard principal de métricas SLA.
**Permisos**: ADMIN, SUPPORT_MANAGER, AGENT, AUDITOR
Retorna métricas agregadas de cumplimiento SLA para el período especificado.
"""
logger.info(
"SLA dashboard requested",
user_id=str(current_user.id),
tenant_id=str(current_tenant.id),
days=days
)
now = datetime.now(timezone.utc)
period_start = now - timedelta(days=days)
# Usar func.now() para comparaciones en SQL (evita timezone issues)
db_now = func.now()
# Query base para tickets del período
base_query = select(Ticket).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start
)
)
# Calcular métricas de Response SLA
# Para "at risk": ticket pendiente que ha consumido >80% del tiempo disponible
# Calculamos: (now - created_at) > 0.8 * (sla_response_due - created_at)
response_query = select(
func.count().label('total'),
func.sum(case((Ticket.first_response_at <= Ticket.sla_response_due, 1), else_=0)).label('met'),
func.sum(case((and_(Ticket.first_response_at > Ticket.sla_response_due, Ticket.first_response_at != None), 1), else_=0)).label('violated'),
func.sum(case((and_(Ticket.first_response_at == None, Ticket.sla_response_due != None, db_now > Ticket.sla_response_due), 1), else_=0)).label('violated_pending'),
func.sum(case((
and_(
Ticket.first_response_at == None,
Ticket.sla_response_due != None,
db_now < Ticket.sla_response_due,
func.extract('epoch', db_now - Ticket.created_at) > (func.extract('epoch', Ticket.sla_response_due - Ticket.created_at) * 0.8)
), 1), else_=0)
).label('at_risk'),
func.avg(
func.extract('epoch', Ticket.first_response_at - Ticket.created_at) / 3600
).label('avg_hours')
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start,
Ticket.sla_response_due != None
)
)
response_result = await db.execute(response_query)
response_row = response_result.one()
response_total = response_row.total or 0
response_met = (response_row.met or 0)
response_violated = (response_row.violated or 0) + (response_row.violated_pending or 0)
response_at_risk = response_row.at_risk or 0
response_avg = float(response_row.avg_hours) if response_row.avg_hours else 0.0
response_compliance = (response_met / response_total * 100) if response_total > 0 else 0.0
# Calcular métricas de Resolution SLA
resolution_query = select(
func.count().label('total'),
func.sum(case((Ticket.resolved_at <= Ticket.sla_resolution_due, 1), else_=0)).label('met'),
func.sum(case((and_(Ticket.resolved_at > Ticket.sla_resolution_due, Ticket.resolved_at != None), 1), else_=0)).label('violated'),
func.sum(case((and_(Ticket.status.notin_([TicketStatus.RESOLVED, TicketStatus.CLOSED]), Ticket.sla_resolution_due != None, db_now > Ticket.sla_resolution_due), 1), else_=0)).label('violated_pending'),
func.sum(case((
and_(
Ticket.status.notin_([TicketStatus.RESOLVED, TicketStatus.CLOSED]),
Ticket.sla_resolution_due != None,
db_now < Ticket.sla_resolution_due,
func.extract('epoch', db_now - Ticket.created_at) > (func.extract('epoch', Ticket.sla_resolution_due - Ticket.created_at) * 0.8)
), 1), else_=0)
).label('at_risk'),
func.avg(
func.extract('epoch', Ticket.resolved_at - Ticket.created_at) / 3600
).label('avg_hours')
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start,
Ticket.sla_resolution_due != None
)
)
resolution_result = await db.execute(resolution_query)
resolution_row = resolution_result.one()
resolution_total = resolution_row.total or 0
resolution_met = (resolution_row.met or 0)
resolution_violated = (resolution_row.violated or 0) + (resolution_row.violated_pending or 0)
resolution_at_risk = resolution_row.at_risk or 0
resolution_avg = float(resolution_row.avg_hours) if resolution_row.avg_hours else 0.0
resolution_compliance = (resolution_met / resolution_total * 100) if resolution_total > 0 else 0.0
# Métricas por categoría (top 5)
category_query = select(
Category.id,
Category.name,
func.count(Ticket.id).label('ticket_count'),
func.avg(case((Ticket.first_response_at <= Ticket.sla_response_due, 100.0), else_=0.0)).label('response_compliance'),
func.avg(case((Ticket.resolved_at <= Ticket.sla_resolution_due, 100.0), else_=0.0)).label('resolution_compliance')
).select_from(Ticket).join(
Category, Ticket.category_id == Category.id, isouter=True
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start
)
).group_by(Category.id, Category.name).order_by(desc('ticket_count')).limit(5)
category_result = await db.execute(category_query)
by_category = [
{
"category_id": str(row.id) if row.id else None,
"category_name": row.name or "Sin categoría",
"ticket_count": row.ticket_count,
"response_compliance": float(row.response_compliance or 0.0),
"resolution_compliance": float(row.resolution_compliance or 0.0)
}
for row in category_result.all()
]
# Métricas por prioridad
by_priority = {}
for priority in TicketPriority:
priority_query = select(
func.avg(case((Ticket.first_response_at <= Ticket.sla_response_due, 100.0), else_=0.0)).label('response'),
func.avg(case((Ticket.resolved_at <= Ticket.sla_resolution_due, 100.0), else_=0.0)).label('resolution')
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start,
Ticket.priority == priority
)
)
priority_result = await db.execute(priority_query)
priority_row = priority_result.one()
by_priority[priority.value] = {
"response_compliance": float(priority_row.response or 0.0),
"resolution_compliance": float(priority_row.resolution or 0.0)
}
# Calcular tendencias (comparación con período anterior)
prev_period_start = period_start - timedelta(days=days)
prev_response_query = select(
func.count().label('total'),
func.sum(case((Ticket.first_response_at <= Ticket.sla_response_due, 1), else_=0)).label('met')
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= prev_period_start,
Ticket.created_at < period_start,
Ticket.sla_response_due != None
)
)
prev_response_result = await db.execute(prev_response_query)
prev_response_row = prev_response_result.one()
prev_response_compliance = ((prev_response_row.met or 0) / (prev_response_row.total or 1) * 100) if (prev_response_row.total or 0) > 0 else 0.0
response_trend = response_compliance - prev_response_compliance
response_trend_str = f"+{response_trend:.1f}%" if response_trend >= 0 else f"{response_trend:.1f}%"
prev_resolution_query = select(
func.count().label('total'),
func.sum(case((Ticket.resolved_at <= Ticket.sla_resolution_due, 1), else_=0)).label('met')
).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= prev_period_start,
Ticket.created_at < period_start,
Ticket.sla_resolution_due != None
)
)
prev_resolution_result = await db.execute(prev_resolution_query)
prev_resolution_row = prev_resolution_result.one()
prev_resolution_compliance = ((prev_resolution_row.met or 0) / (prev_resolution_row.total or 1) * 100) if (prev_resolution_row.total or 0) > 0 else 0.0
resolution_trend = resolution_compliance - prev_resolution_compliance
resolution_trend_str = f"+{resolution_trend:.1f}%" if resolution_trend >= 0 else f"{resolution_trend:.1f}%"
# Contar violaciones activas
active_violations_query = select(func.count()).select_from(Ticket).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.status.notin_([TicketStatus.RESOLVED, TicketStatus.CLOSED]),
or_(
and_(Ticket.first_response_at == None, Ticket.sla_response_due != None, db_now > Ticket.sla_response_due),
and_(Ticket.resolved_at == None, Ticket.sla_resolution_due != None, db_now > Ticket.sla_resolution_due)
)
)
)
active_violations_result = await db.execute(active_violations_query)
active_violations = active_violations_result.scalar() or 0
# Contar total de tickets del período
total_tickets_query = select(func.count()).select_from(Ticket).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.created_at >= period_start
)
)
total_tickets_result = await db.execute(total_tickets_query)
total_tickets_period = total_tickets_result.scalar() or 0
return SLADashboardResponse(
tenant_id=current_tenant.id,
period_start=period_start,
period_end=now,
generated_at=now,
response_sla=SLAComplianceMetrics(
target_hours=2, # Promedio, podría calcularse
met_count=response_met,
violated_count=response_violated,
at_risk_count=response_at_risk,
total_count=response_total,
compliance_percentage=response_compliance,
avg_time_hours=response_avg
),
resolution_sla=SLAComplianceMetrics(
target_hours=24, # Promedio, podría calcularse
met_count=resolution_met,
violated_count=resolution_violated,
at_risk_count=resolution_at_risk,
total_count=resolution_total,
compliance_percentage=resolution_compliance,
avg_time_hours=resolution_avg
),
active_violations=active_violations,
at_risk_tickets=response_at_risk + resolution_at_risk,
total_tickets_period=total_tickets_period,
by_category=by_category,
by_priority=by_priority,
trends={
"response_sla": response_trend_str,
"resolution_sla": resolution_trend_str
}
)
# ===================================
# VIOLACIONES
# ===================================
@router.get("/violations", response_model=SLAViolationsListResponse)
async def get_sla_violations(
skip: int = Query(default=0, ge=0),
limit: int = Query(default=50, ge=1, le=100),
sla_type: Optional[str] = Query(default=None, regex="^(response|resolution)$"),
category_id: Optional[uuid.UUID] = None,
priority: Optional[str] = None,
current_user: User = Depends(require_staff_role),
current_tenant: Tenant = Depends(get_current_tenant),
db: AsyncSession = Depends(get_db)
):
"""
Listar violaciones SLA activas.
**Permisos**: ADMIN, SUPPORT_MANAGER, AGENT (solo sus tickets), AUDITOR
Retorna tickets que han violado sus SLAs de respuesta o resolución.
"""
logger.info(
"SLA violations requested",
user_id=str(current_user.id),
tenant_id=str(current_tenant.id),
sla_type=sla_type
)
now = datetime.now(timezone.utc)
db_now = func.now()
# Base query
query = select(Ticket).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.status.notin_([TicketStatus.RESOLVED, TicketStatus.CLOSED])
)
)
# Filtrar por tipo de SLA
if sla_type == "response":
query = query.where(
and_(
Ticket.first_response_at == None,
Ticket.sla_response_due != None,
db_now > Ticket.sla_response_due
)
)
elif sla_type == "resolution":
query = query.where(
and_(
Ticket.sla_resolution_due != None,
db_now > Ticket.sla_resolution_due
)
)
else:
# Ambos tipos
query = query.where(
or_(
and_(Ticket.first_response_at == None, Ticket.sla_response_due != None, db_now > Ticket.sla_response_due),
and_(Ticket.sla_resolution_due != None, db_now > Ticket.sla_resolution_due)
)
)
# Filtros adicionales
if category_id:
query = query.where(Ticket.category_id == category_id)
if priority:
try:
priority_enum = TicketPriority(priority.upper())
query = query.where(Ticket.priority == priority_enum)
except ValueError:
pass
# AGENTS solo ven sus tickets
if current_user.role == UserRole.AGENT:
query = query.where(Ticket.assigned_to == current_user.id)
# Contar total
count_query = select(func.count()).select_from(query.subquery())
total_result = await db.execute(count_query)
total = total_result.scalar() or 0
# Aplicar paginación
query = query.order_by(desc(Ticket.created_at)).offset(skip).limit(limit)
result = await db.execute(query)
tickets = result.scalars().all()
# Formatear response
violations = []
for ticket in tickets:
# Determinar tipo de violación
response_violated = ticket.first_response_at is None and ticket.sla_response_due and now > ticket.sla_response_due
resolution_violated = ticket.sla_resolution_due and now > ticket.sla_resolution_due
# Priorizar resolution si ambos están violados
if resolution_violated:
violation_type = SLATypeEnum.RESOLUTION
due_at = ticket.sla_resolution_due
else:
violation_type = SLATypeEnum.RESPONSE
due_at = ticket.sla_response_due
hours_overdue = (now - due_at).total_seconds() / 3600 if due_at else 0
# Cargar relaciones
await db.refresh(ticket, ['created_by', 'assigned_to', 'category'])
violations.append(SLAViolationResponse(
ticket=TicketBasicInfo(
id=ticket.id,
ticket_number=ticket.ticket_number,
subject=ticket.subject,
priority=ticket.priority.value,
status=ticket.status.value
),
category=CategoryBasicInfo(
id=ticket.category.id,
name=ticket.category.name,
sla_response_hours=ticket.category.sla_response_hours,
sla_resolution_hours=ticket.category.sla_resolution_hours
) if ticket.category else None,
created_by=UserBasicInfo(
id=ticket.created_by.id,
first_name=ticket.created_by.first_name,
last_name=ticket.created_by.last_name,
email=ticket.created_by.email
),
assigned_to=UserBasicInfo(
id=ticket.assigned_to.id,
first_name=ticket.assigned_to.first_name,
last_name=ticket.assigned_to.last_name,
email=ticket.assigned_to.email
) if ticket.assigned_to else None,
sla_type=violation_type,
sla_due_at=due_at,
violated_at=due_at, # Se violó en el momento del due
hours_overdue=hours_overdue,
first_response_at=ticket.first_response_at,
resolved_at=ticket.resolved_at
))
total_pages = (total + limit - 1) // limit
return SLAViolationsListResponse(
violations=violations,
total=total,
page=(skip // limit) + 1,
per_page=limit,
total_pages=total_pages
)
# ===================================
# TICKETS EN RIESGO
# ===================================
@router.get("/at-risk", response_model=SLAAtRiskListResponse)
async def get_tickets_at_risk(
threshold: int = Query(default=80, ge=50, le=95, description="% de tiempo consumido para considerar en riesgo"),
current_user: User = Depends(require_staff_role),
current_tenant: Tenant = Depends(get_current_tenant),
db: AsyncSession = Depends(get_db)
):
"""
Listar tickets que están en riesgo de violar SLA.
**Permisos**: ADMIN, SUPPORT_MANAGER, AGENT (solo sus tickets), AUDITOR
Retorna tickets que están cerca de vencer su SLA (por defecto, 80% del tiempo consumido).
"""
logger.info(
"SLA at-risk tickets requested",
user_id=str(current_user.id),
tenant_id=str(current_tenant.id),
threshold=threshold
)
now = datetime.now(timezone.utc)
db_now = func.now()
threshold_decimal = threshold / 100.0
# Query para tickets en riesgo
# Un ticket está en riesgo si: (now - created_at) / (due_at - created_at) >= threshold
query = select(Ticket).where(
and_(
Ticket.tenant_id == current_tenant.id,
Ticket.status.notin_([TicketStatus.RESOLVED, TicketStatus.CLOSED]),
or_(
# Response SLA en riesgo
and_(
Ticket.first_response_at == None,
Ticket.sla_response_due != None,
db_now < Ticket.sla_response_due,
# Calcular si está en zona de riesgo
func.extract('epoch', db_now - Ticket.created_at) >= (func.extract('epoch', Ticket.sla_response_due - Ticket.created_at) * threshold_decimal)
),
# Resolution SLA en riesgo
and_(
Ticket.sla_resolution_due != None,
db_now < Ticket.sla_resolution_due,
func.extract('epoch', db_now - Ticket.created_at) >= (func.extract('epoch', Ticket.sla_resolution_due - Ticket.created_at) * threshold_decimal)
)
)
)
).order_by(desc(Ticket.sla_response_due if Ticket.sla_response_due else Ticket.sla_resolution_due))
# AGENTS solo ven sus tickets
if current_user.role == UserRole.AGENT:
query = query.where(Ticket.assigned_to == current_user.id)
result = await db.execute(query)
tickets = result.scalars().all()
# Formatear response
at_risk_tickets = []
for ticket in tickets:
# Determinar cuál SLA está en riesgo
response_at_risk = (
ticket.first_response_at is None and
ticket.sla_response_due and
now < ticket.sla_response_due
)
resolution_at_risk = (
ticket.sla_resolution_due and
now < ticket.sla_resolution_due
)
# Priorizar response si ambos están en riesgo
if response_at_risk:
sla_type = SLATypeEnum.RESPONSE
due_at = ticket.sla_response_due
elif resolution_at_risk:
sla_type = SLATypeEnum.RESOLUTION
due_at = ticket.sla_resolution_due
else:
continue
time_remaining = (due_at - now).total_seconds() / 3600
total_time = (due_at - ticket.created_at).total_seconds() / 3600
elapsed_time = total_time - time_remaining
risk_percentage = (elapsed_time / total_time * 100) if total_time > 0 else 0
# Cargar relaciones
await db.refresh(ticket, ['assigned_to', 'category'])
at_risk_tickets.append(SLATicketAtRisk(
ticket=TicketBasicInfo(
id=ticket.id,
ticket_number=ticket.ticket_number,
subject=ticket.subject,
priority=ticket.priority.value,
status=ticket.status.value
),
category=CategoryBasicInfo(
id=ticket.category.id,
name=ticket.category.name,
sla_response_hours=ticket.category.sla_response_hours,
sla_resolution_hours=ticket.category.sla_resolution_hours
) if ticket.category else None,
assigned_to=UserBasicInfo(
id=ticket.assigned_to.id,
first_name=ticket.assigned_to.first_name,
last_name=ticket.assigned_to.last_name,
email=ticket.assigned_to.email
) if ticket.assigned_to else None,
sla_type=sla_type,
sla_due_at=due_at,
time_remaining_hours=time_remaining,
risk_percentage=risk_percentage
))
return SLAAtRiskListResponse(
tickets=at_risk_tickets,
total=len(at_risk_tickets)
)
# ===================================
# CONFIGURACIÓN
# ===================================
@router.get("/config", response_model=SLAConfigListResponse)
async def get_sla_config(
current_user: User = Depends(require_manager_role),
current_tenant: Tenant = Depends(get_current_tenant),
db: AsyncSession = Depends(get_db)
):
"""
Obtener configuración de SLAs por categoría.
**Permisos**: ADMIN, SUPPORT_MANAGER
Retorna la configuración de tiempos SLA para todas las categorías del tenant.
"""
query = select(Category).where(
Category.tenant_id == current_tenant.id
).order_by(Category.name)
result = await db.execute(query)
categories = result.scalars().all()
return SLAConfigListResponse(
tenant_id=current_tenant.id,
categories=[
SLAConfigByCategoryResponse(
category_id=cat.id,
category_name=cat.name,
sla_response_hours=cat.sla_response_hours,
sla_resolution_hours=cat.sla_resolution_hours,
warning_threshold_percentage=80, # Por ahora hardcoded
is_active=cat.is_active
)
for cat in categories
]
)

View File

@@ -6,7 +6,7 @@ Router principal para la API v1
from fastapi import APIRouter
from app.api.v1.endpoints import auth, health, tenants, users, systems, categories, tickets, client_profile, audit
from app.api.v1.endpoints import auth, health, tenants, users, systems, categories, tickets, client_profile, audit, sla
api_router = APIRouter()
@@ -66,4 +66,11 @@ api_router.include_router(
audit.router,
prefix="/audit",
tags=["audit"]
)
# SLA routes
api_router.include_router(
sla.router,
prefix="/sla",
tags=["sla"]
)