From de4811ce8d2e739901c047f39e9b4b7c18298e74 Mon Sep 17 00:00:00 2001
From: eug-vs <eug-vs@keemail.me>
Date: Sun, 14 Mar 2021 07:05:45 +0300
Subject: feat: add Contractors section

---
 src/containers/ContractorForm.tsx | 52 +++++++++++++++++++++++++++++++++++++++
 src/containers/Contractors.tsx    | 33 +++++++++++++++++++++++++
 src/hooks/useAPIClient.ts         | 31 +++++++++++++++++++++--
 src/index.tsx                     |  5 ++++
 4 files changed, 119 insertions(+), 2 deletions(-)
 create mode 100644 src/containers/ContractorForm.tsx
 create mode 100644 src/containers/Contractors.tsx

diff --git a/src/containers/ContractorForm.tsx b/src/containers/ContractorForm.tsx
new file mode 100644
index 0000000..7f0d660
--- /dev/null
+++ b/src/containers/ContractorForm.tsx
@@ -0,0 +1,52 @@
+import React from 'react';
+import { useParams, useHistory } from 'react-router-dom';
+import { Formik, Form, Field } from 'formik';
+import Page, { Action } from './Page';
+import Input from '../components/Input';
+import { useContractor } from '../hooks/useAPIClient';
+import { post, patch } from '../requests';
+
+interface Params {
+  id: string;
+}
+
+const actions: Action[] = [
+  { name: 'Назад', variant: 'outlined', route: '..' },
+  { name: 'Сохранить', type: 'submit', form: 'contractorForm' },
+];
+
+const ContractorForm: React.FC = () => {
+  const history = useHistory();
+  const { id } = useParams<Params>();
+  const { data: contractor } = useContractor(id);
+
+  const onSubmit = (values: any) => {
+    const promise = id
+      ? patch(`/contractors/${id}`, values)
+      : post('/contractors', values);
+    return promise.then(() => history.push('/contractors'));
+  };
+
+  return (
+    <Page title={id ? contractor?.name : 'Новый контрагент'} actions={actions}>
+      {(!id || contractor) && (
+        <Formik
+          initialValues={contractor || { name: '', debt: '', vatId: '' }}
+          onSubmit={onSubmit}
+        >
+          {() => (
+            <Form id="contractorForm">
+              <div className="max-w-lg">
+                <Field name="name" label="Название" as={Input} />
+                <Field name="vatId" label="УНП" as={Input} />
+                <Field name="debt" type="number" label="Долг ($)" as={Input} />
+              </div>
+            </Form>
+          )}
+        </Formik>
+      )}
+    </Page>
+  );
+};
+
+export default ContractorForm;
diff --git a/src/containers/Contractors.tsx b/src/containers/Contractors.tsx
new file mode 100644
index 0000000..5d589ea
--- /dev/null
+++ b/src/containers/Contractors.tsx
@@ -0,0 +1,33 @@
+import React from 'react';
+import { useHistory } from 'react-router-dom';
+import Page from './Page';
+import ListTable from '../components/ListTable';
+import { useContractors } from '../hooks/useAPIClient';
+
+const fields = [
+  { key: 'vatId', label: 'УНП' },
+  { key: 'name', label: 'Название' },
+  { key: 'debt', label: 'Долг' },
+];
+
+const actions = [
+  { name: 'Добавить', route: 'contractors/add' },
+];
+
+const Contractors: React.FC = () => {
+  const history = useHistory();
+  const { data: contractors } = useContractors();
+
+  const handleRowClick = (index: number) => {
+    const contractor = contractors && contractors[index];
+    history.push(`/contractors/edit/${contractor?._id}`);
+  };
+
+  return (
+    <Page title="Контрагенты" actions={actions}>
+      <ListTable items={contractors} fields={fields} handleRowClick={handleRowClick} />
+    </Page>
+  );
+};
+
+export default Contractors;
diff --git a/src/hooks/useAPIClient.ts b/src/hooks/useAPIClient.ts
index f2f2782..eb427f1 100644
--- a/src/hooks/useAPIClient.ts
+++ b/src/hooks/useAPIClient.ts
@@ -4,6 +4,9 @@ import { get } from '../requests';
 
 type Response<T> = responseInterface<T, Error>;
 
+const fetcher = (endpoint: string) => get(endpoint).then(response => response.data);
+
+// Products
 export interface Product {
   _id: string;
   name: string;
@@ -15,8 +18,6 @@ export interface Product {
   updatedAt: string;
 }
 
-const fetcher = (endpoint: string) => get(endpoint).then(response => response.data);
-
 export const useProducts = (options = {}): Response<Product[]> => {
   return useSWR('/products', fetcher, options);
 };
@@ -33,3 +34,29 @@ export const useProduct = (_id: string): Response<Product> => {
   return result;
 };
 
+
+// Contractors
+export interface Contractor {
+  _id: string;
+  name: string;
+  fullName: string;
+  vatId: string;
+  type: string;
+  debt: number;
+}
+
+export const useContractors = (options = {}): Response<Product[]> => {
+  return useSWR('/contractors', fetcher, options);
+};
+
+export const useContractor = (_id: string): Response<Product> => {
+  const { data: preloadedContractors } = useContractors({ revalidateOnMount: false });
+  const result = useSWR(_id && `/contractors/${_id}`, fetcher);
+  if (!result.data && result.isValidating) {
+    // If we are waiting for the first result, check if we can maybe
+    // get the data from already cached list for the time-being
+    const contractor = _.find(preloadedContractors, { _id });
+    return { ...result, data: contractor };
+  }
+  return result;
+};
diff --git a/src/index.tsx b/src/index.tsx
index 8af383e..4ec1db0 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -10,6 +10,8 @@ import Header from './components/Header';
 import Home from './containers/Home';
 import Products from './containers/Products';
 import ProductForm from './containers/ProductForm';
+import Contractors from './containers/Contractors';
+import ContractorForm from './containers/ContractorForm';
 
 const navigation = [
   { name: 'Главная', route: '/' },
@@ -26,6 +28,9 @@ const App: React.FC = () => (
       <Route exact path="/products" component={Products} />
       <Route exact path="/products/add" component={ProductForm} />
       <Route exact path="/products/edit/:id" component={ProductForm} />
+      <Route exact path="/contractors" component={Contractors} />
+      <Route exact path="/contractors/add" component={ContractorForm} />
+      <Route exact path="/contractors/edit/:id" component={ContractorForm} />
     </Switch>
   </Router>
 );
-- 
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