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96 lines
2.7 KiB
TypeScript
96 lines
2.7 KiB
TypeScript
import type Database from 'better-sqlite3';
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// Fallback when a recipe has no servings_default set — matches the default
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// used by RecipeEditor's "new recipe" template.
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const DEFAULT_SERVINGS = 4;
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export type ShoppingCartRecipe = {
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recipe_id: number;
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title: string;
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image_path: string | null;
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servings: number;
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servings_default: number;
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};
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export type ShoppingListRow = {
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name_key: string;
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unit_key: string;
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display_name: string;
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display_unit: string | null;
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total_quantity: number | null;
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from_recipes: string;
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checked: 0 | 1;
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};
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export type ShoppingListSnapshot = {
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recipes: ShoppingCartRecipe[];
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rows: ShoppingListRow[];
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uncheckedCount: number;
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};
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export function addRecipeToCart(
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db: Database.Database,
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recipeId: number,
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profileId: number | null,
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servings?: number
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): void {
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const row = db
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.prepare('SELECT servings_default FROM recipe WHERE id = ?')
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.get(recipeId) as { servings_default: number | null } | undefined;
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const resolved = servings ?? row?.servings_default ?? DEFAULT_SERVINGS;
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// ON CONFLICT updates only servings — added_by_profile_id stays with the
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// first profile that added the recipe (household cart, audit trail).
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db.prepare(
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`INSERT INTO shopping_cart_recipe (recipe_id, servings, added_by_profile_id)
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VALUES (?, ?, ?)
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ON CONFLICT(recipe_id) DO UPDATE SET servings = excluded.servings`
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).run(recipeId, resolved, profileId);
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}
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export function removeRecipeFromCart(
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db: Database.Database,
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recipeId: number
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): void {
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db.prepare('DELETE FROM shopping_cart_recipe WHERE recipe_id = ?').run(recipeId);
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}
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export function setCartServings(
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_db: Database.Database,
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_recipeId: number,
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_servings: number
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): void {
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throw new Error('not implemented');
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}
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export function listShoppingList(db: Database.Database): ShoppingListSnapshot {
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const recipes = db
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.prepare(
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`SELECT cr.recipe_id, r.title, r.image_path, cr.servings,
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COALESCE(r.servings_default, cr.servings) AS servings_default
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FROM shopping_cart_recipe cr
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JOIN recipe r ON r.id = cr.recipe_id
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ORDER BY cr.added_at ASC`
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)
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.all() as ShoppingCartRecipe[];
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// TODO(Task 6): rows + uncheckedCount are populated by the aggregation query.
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// Until then, callers must not rely on these fields.
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return { recipes, rows: [], uncheckedCount: 0 };
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}
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export function toggleCheck(
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_db: Database.Database,
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_nameKey: string,
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_unitKey: string,
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_checked: boolean
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): void {
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throw new Error('not implemented');
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}
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export function clearCheckedItems(_db: Database.Database): void {
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throw new Error('not implemented');
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}
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export function clearCart(_db: Database.Database): void {
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throw new Error('not implemented');
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}
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