refactor(line_items): reorganize imports and clean up whitespace in models.py

backend/api/v1/modules/a76/items/line_items/models.py

@@ -1,6 +1,14 @@
 from decimal import Decimal
 from typing import Optional, TYPE_CHECKING
-from sqlalchemy import Boolean, String, Integer, Numeric, SmallInteger, ForeignKey, ForeignKeyConstraint
+from sqlalchemy import (
+    Boolean,
+    String,
+    Integer,
+    Numeric,
+    SmallInteger,
+    ForeignKey,
+    ForeignKeyConstraint,
+)
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
 from core.database import Base
@@ -25,9 +33,7 @@ class LineItem(Base, TenantScopedMixin, TimestampMixin):
     """
 
     __tablename__ = "item_lines"
-    __table_args__ = (
-        {"schema": "a76"},
-    )
+    __table_args__ = ({"schema": "a76"},)
 
     id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
     item_id: Mapped[int] = mapped_column(ForeignKey("a76.items.id"))
@@ -68,7 +74,7 @@ class LineItem(Base, TenantScopedMixin, TimestampMixin):
 
     # FDA
     has_fda_code: Mapped[Optional[bool]] = mapped_column(Boolean)  # LLEVACODFDA
-    fda_key: Mapped[Optional[str]] = mapped_column(String(10))  # CLAVEFDA    
+    fda_key: Mapped[Optional[str]] = mapped_column(String(10))  # CLAVEFDA
 
     # Special flags
     is_military_mcia: Mapped[Optional[bool]] = mapped_column(Boolean)  # ESMCIAMILITAR
@@ -173,14 +179,17 @@ class LineItem(Base, TenantScopedMixin, TimestampMixin):
     )
     class_info: Mapped[Optional["Class"]] = relationship(
         "api.v1.modules.a76.classes.models.Class",
-        foreign_keys=[class_id], 
-        viewonly=True
+        foreign_keys=[class_id],
+        viewonly=True,
     )
     unit_of_measure_info: Mapped[Optional["UnitOfMeasure"]] = relationship(
         "api.v1.modules.a76.general_catalogs.units_of_measure.models.UnitOfMeasure",
-        foreign_keys=[unit_of_measure], 
-        viewonly=True
+        foreign_keys=[unit_of_measure],
+        viewonly=True,
     )
     fa_data: Mapped[Optional["FaLineItem"]] = relationship(
-        "FaLineItem", back_populates="master_info", cascade="all, delete-orphan", uselist=False
+        "FaLineItem",
+        back_populates="master_info",
+        cascade="all, delete-orphan",
+        uselist=False,
     )

frontend/src/routes/dashboard/clients_and_providers/+page.svelte

@@ -1,5 +1,8 @@
 <script lang="ts">
 	import { onMount } from 'svelte';
+	import { browser } from '$app/environment';
+	import { goto } from '$app/navigation';
+	import { page } from '$app/stores';
 	import { clientsProvidersApi, type ClientProvider } from '$lib/api/dashboard/a76/clients-providers';
 	import { Button } from '$lib/components/ui/button';
 	import { Input } from '$lib/components/ui/input';
@@ -11,32 +14,6 @@
 	import type { ApiError } from '$lib/utils/error-handler';
 
 	// Los datos iniciales vienen del servidor
-	let { data }: { data: PageData } = $props();
-	
-	// Estado para el diálogo de crear
-	let showCreateDialog = $state(false);
-
-	// Estado para el filtro de tipo
-	let selectedType = $state<string>($page.url.searchParams.get('type') || 'both');
-
-	// Actualizar URL cuando cambia el filtro
-	function handleTypeChange(value: string) {
-		selectedType = value;
-		const url = new URL(window.location.href);
-		if (value === 'both') {
-			url.searchParams.delete('type');
-		} else {
-			url.searchParams.set('type', value);
-		}
-		goto(url.toString(), { keepFocus: true, noScroll: true, replaceState: true });
-		reloadData();
-	}
-
-	// Sincronizar token de cookies a localStorage al montar el componente
-	import { browser } from '$app/environment';
-	import { goto } from '$app/navigation';
-	import { page } from '$app/stores';
-
 	let { data }: { data: any } = $props();
 
 	// State
@@ -45,7 +22,7 @@
 	let isLoading = $state(false);
 	
 	// Server-side filtering/pagination parameters
-	let currentPage = $state(1);
+	let currentPage = $state(data.page || 1);
 	let pageSize = $state(50);
 	let totalItems = $state(data.total || 0);
 
@@ -54,6 +31,10 @@
 	let searchRfc = $state('');
 	let searchType = $state<string>($page.url.searchParams.get('type') || 'both');
 
+	// Estado para el diálogo de crear
+	let showCreateDialog = $state(false);
+	let error = $state<string | ApiError | null>(data.error || null);
+
 	// --- Lifecycle ---
 	
 	onMount(() => {
@@ -76,28 +57,6 @@
 		}
 	});
 
-	// Estado para infinite scroll
-	let allItems = $state<ClientProvider[]>(data.items || []);
-	let currentPage = $state(data.page || 1);
-	let pageSize = $state(50);
-	let totalItems = $state(data.total || 0);
-	let loading = $state(false);
-	let hasMore = $derived(allItems.length < totalItems);
-	let error = $state<string | ApiError | null>(data.error || null);
-
-	async function loadMore() {
-		if (loading || !hasMore || !companyStore.activeCompany) return;
-
-		loading = true;
-		error = null;
-
-		try {			
-			const response = await clientsProvidersApi.list(
-				companyStore.activeCompany.id,
-				currentPage + 1,
-				pageSize,
-				selectedType !== 'both' ? { type: selectedType } : undefined
-			);
 	// --- Actions ---
 
 	async function loadItems(pageToLoad = 1) {