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Merge pull request #1722 from Talej/pos
Standalone POS
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| import { observable, computed } from 'mobx'; | ||
| import BaseModel from './BaseModel'; | ||
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| export enum PricedIn { | ||
| Sats = 'sats', | ||
| Fiat = 'fiat' | ||
| } | ||
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| export enum ProductStatus { | ||
| Active = 'active', | ||
| Inactive = 'inactive' | ||
| } | ||
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| export default class Product extends BaseModel { | ||
| @observable public id: string; | ||
| @observable public name: string; | ||
| @observable public sku: string; | ||
| @observable public pricedIn: PricedIn; | ||
| @observable public price: number; | ||
| @observable public category: string; | ||
| @observable public status: ProductStatus; | ||
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| @computed public get model(): string { | ||
| return 'Product'; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,11 @@ | ||
| import { observable, computed } from 'mobx'; | ||
| import BaseModel from './BaseModel'; | ||
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| export default class ProductCategory extends BaseModel { | ||
| @observable public id: string; | ||
| @observable public name: string; | ||
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| @computed public get model(): string { | ||
| return 'ProductCategory'; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| import { action, observable } from 'mobx'; | ||
| import Product from '../models/Product'; | ||
| import ProductCategory from '../models/ProductCategory'; | ||
| import EncryptedStorage from 'react-native-encrypted-storage'; | ||
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| const CATEGORY_KEY = 'zeus-product-categories'; | ||
| const PRODUCT_KEY = 'zeus-products'; | ||
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| export default class InventoryStore { | ||
| @observable categories: Array<ProductCategory> = []; | ||
| @observable products: Array<Product> = []; | ||
| @observable public loading = false; | ||
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| @action | ||
| public async getInventory() { | ||
| this.loading = true; | ||
| try { | ||
| // Retrieve the categories | ||
| const categories = await EncryptedStorage.getItem(CATEGORY_KEY); | ||
| if (categories) { | ||
| this.categories = JSON.parse(categories) || []; | ||
| } | ||
| // Retrieve the products | ||
| const products = await EncryptedStorage.getItem(PRODUCT_KEY); | ||
| if (products) { | ||
| this.products = JSON.parse(products) || []; | ||
| } | ||
| } catch (error) { | ||
| console.error('Could not load inventory', error); | ||
| } finally { | ||
| this.loading = false; | ||
| } | ||
|
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| return { | ||
| categories: this.categories, | ||
| products: this.products | ||
| }; | ||
| } | ||
|
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| @action | ||
| public async setCategories(categories: string) { | ||
| this.loading = true; | ||
| await EncryptedStorage.setItem(CATEGORY_KEY, categories); | ||
| this.loading = false; | ||
| return categories; | ||
| } | ||
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| @action | ||
| public updateCategories = async (newCategory: ProductCategory) => { | ||
| const { categories: existingCategories } = await this.getInventory(); | ||
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| const found = existingCategories.find((c) => c.id === newCategory.id); | ||
| if (found) { | ||
| const { products } = await this.getInventory(); | ||
| const updatedProducts = products | ||
| .filter((product) => product.category === found.name) | ||
| .map( | ||
| (product) => | ||
| ({ ...product, category: newCategory.name } as Product) | ||
| ); | ||
| if (updatedProducts.length > 0) { | ||
| await this.updateProducts(updatedProducts); | ||
| } | ||
|
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| found.name = newCategory.name; | ||
| } else { | ||
| existingCategories.push(newCategory); | ||
| } | ||
|
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| await this.setCategories(JSON.stringify(existingCategories)); | ||
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| const { categories } = await this.getInventory(); | ||
| return categories; | ||
| }; | ||
|
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| @action | ||
| public deleteCategory = async (categoryId: string) => { | ||
| const { categories: existingCategories } = await this.getInventory(); | ||
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| const idx = existingCategories.findIndex((c) => c.id === categoryId); | ||
| if (idx > -1) { | ||
| existingCategories.splice(idx, 1); | ||
| await this.setCategories(JSON.stringify(existingCategories)); | ||
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| const { categories } = await this.getInventory(); | ||
| return categories; | ||
| } | ||
| }; | ||
|
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| @action | ||
| public async setProducts(products: string) { | ||
| this.loading = true; | ||
| await EncryptedStorage.setItem(PRODUCT_KEY, products); | ||
| this.loading = false; | ||
| return products; | ||
| } | ||
|
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| @action | ||
| public updateProducts = async (newProducts: Product[]) => { | ||
| const { products: existingProducts } = await this.getInventory(); | ||
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| newProducts.forEach((newProduct) => { | ||
| const found = existingProducts.find((c) => c.id === newProduct.id); | ||
| if (found) { | ||
| found.name = newProduct.name; | ||
| found.sku = newProduct.sku; | ||
| found.price = newProduct.price; | ||
| found.pricedIn = newProduct.pricedIn; | ||
| found.category = newProduct.category; | ||
| found.status = newProduct.status; | ||
| } else { | ||
| existingProducts.push(newProduct); | ||
| } | ||
| }); | ||
|
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| await this.setProducts(JSON.stringify(existingProducts)); | ||
| // ensure we get the enhanced settings set | ||
| const { products } = await this.getInventory(); | ||
| return products; | ||
| }; | ||
|
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| @action | ||
| public deleteProduct = async (productIds: string[]) => { | ||
| const { products: existingProducts } = await this.getInventory(); | ||
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| const updatedProducts = existingProducts.filter( | ||
| (p) => !productIds.includes(p.id) | ||
| ); | ||
| await this.setProducts(JSON.stringify(updatedProducts)); | ||
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| const { products } = await this.getInventory(); | ||
| return products; | ||
| }; | ||
| } |
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