From 9ca1864b79ede841e71836132effc2e260b4e758 Mon Sep 17 00:00:00 2001
From: Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
Date: Fri, 11 Nov 2022 23:28:13 +0530
Subject: added very basic functionality to generate and list invoices

---
 src/App.js                                       |  2 +
 src/classes/client.js                            |  4 +-
 src/classes/invoice.js                           | 49 +++++++++++++++-
 src/components/editors/invoice-headers-editor.js | 52 ++++++++++++-----
 src/components/tables/invoice-summary.js         |  3 +-
 src/components/tables/invoice-table.js           | 74 ++++++++++++++++++++++++
 src/views/invoice/new.js                         | 44 ++++++++++++--
 src/views/manage/invoices.js                     | 62 ++++++++++++++++++++
 8 files changed, 266 insertions(+), 24 deletions(-)
 create mode 100644 src/components/tables/invoice-table.js
 create mode 100644 src/views/manage/invoices.js

diff --git a/src/App.js b/src/App.js
index 1938304..a7a2e5c 100644
--- a/src/App.js
+++ b/src/App.js
@@ -24,6 +24,7 @@ import ManagementPage from './views/manage/manage';
 import ManageItemsPage from './views/manage/items';
 import ManageClientsPage from './views/manage/clients';
 import ManageBrandsPage from './views/manage/brands';
+import ManageInvoicesPage from './views/manage/invoices';
 
 const App = () => {
   return (
@@ -36,6 +37,7 @@ const App = () => {
           <Route exact path="/manage/items" element={<ManageItemsPage/>}/>
           <Route exact path="/manage/clients" element={<ManageClientsPage/>}/>
           <Route exact path="/manage/brands" element={<ManageBrandsPage/>}/>
+          <Route exact path="/manage/invoices" element={<ManageInvoicesPage/>}/>
           <Route exact path="/manage" element={<ManagementPage/>}/>
           <Route path="*" element={<h1>404</h1>}/>
         </Routes>
diff --git a/src/classes/client.js b/src/classes/client.js
index d05655d..baa2ed7 100644
--- a/src/classes/client.js
+++ b/src/classes/client.js
@@ -54,8 +54,8 @@ export class InvoiceClient extends Client {
   }
 }
 
-export const saveClient = (item, ok, fail) => {
-  axios.post("/client/new", item)
+export const saveClient = (client, ok, fail) => {
+  axios.post("/client/new", client)
     .then(res => ok(res))
     .catch(err => fail(err))
 }
diff --git a/src/classes/invoice.js b/src/classes/invoice.js
index 1032b47..066cbc3 100644
--- a/src/classes/invoice.js
+++ b/src/classes/invoice.js
@@ -15,7 +15,10 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-//import axios from "axios";
+import { InvoiceItem } from "./item";
+import { Client, Address } from "./client";
+
+import axios from "axios";
 
 export class Transporter {
   constructor() {
@@ -35,3 +38,47 @@ export class Transport {
     this.TransportMethod = "";
   }
 }
+
+export class Invoice {
+  constructor() {
+    this.Id = null;
+    this.InvoiceNumber = 0;
+    this.TotalAmount = 0.00;
+    this.CreatedAt = new Date();
+    this.LastUpdated = null;
+    this.Recipient = new Client();
+    this.Paid = false;
+    this.TransactionId = "";
+    this.Transport = new Transport();
+    this.DiscountPercentage = 0;
+    this.BillingAddress = new Address();
+    this.ShippingAddress = new Address();
+    this.Items = [];
+    this.Note = "";
+    this.Draft = true;
+  }
+}
+
+export const getAllInvoices = (ok, fail) => {
+  axios.get("/invoice/all")
+    .then(res => ok(res.data))
+    .catch(err => fail())
+}
+
+export const saveInvoice = (invoice, ok, fail) => {
+  axios.post("/invoice/new", invoice)
+    .then(res => ok(res))
+    .catch(err => fail(err))
+}
+
+export const deleteInvoice = (id, ok, fail) => {
+  axios.delete(`/invoice/${id}`)
+    .then(res => ok())
+    .catch((err) => fail())
+}
+
+export const editInvoice = (item, ok, fail) => {
+  axios.put(`/invoice/${item.Id}`, item)
+    .then(res => ok())
+    .catch(err => fail());
+}
diff --git a/src/components/editors/invoice-headers-editor.js b/src/components/editors/invoice-headers-editor.js
index 4ab2dcc..d099e59 100644
--- a/src/components/editors/invoice-headers-editor.js
+++ b/src/components/editors/invoice-headers-editor.js
@@ -19,21 +19,25 @@ import './scss/invoice-headers.scss';
 
 import { useState, useEffect } from 'react';
 
-const InvoiceHeadersEditor = ({roundOff, setRoundOff, transport, setTransport, transporter, setTransporter}) => {
-  const handleTransportInput = e => {
+const InvoiceHeadersEditor = ({roundOff, setRoundOff, transport, setTransport}) => {
+  const handleInput = e => {
     const { name, value } = e.target;
-    setTransport(prev => ({
-      ...prev,
-      [name]: value
-    }));
-  }
 
-  const handleTransporterInput = e => {
-    const { name, value } = e.target;
-    setTransporter(prev => ({
-      ...prev,
-      [name]: value
-    }));
+    if (name.includes("Transporter.")) {
+      const n = name.split(".")[1];
+      const transporter = transport.Transporter;
+      transporter[n] = value;
+
+      setTransport(prev => ({
+        ...prev,
+        Transporter: transporter,
+      }));
+    } else {
+      setTransport(prev => ({
+        ...prev,
+        [name]: value
+      }));
+    }
   }
 
   return (
@@ -63,36 +67,54 @@ const InvoiceHeadersEditor = ({roundOff, setRoundOff, transport, setTransport, t
         <label>
           Vehicle Number:
           <input
+            name="VehicleNum"
+            value={transport.VehicleNum}
+            onChange={handleInput}
             type="text"/>
         </label>
 
         <label>
           Transport Method:
           <input
+            name="TransportMethod"
+            value={transport.TransportMethod}
+            onChange={handleInput}
             type="text"/>
         </label>
 
         <label>
           Transporter Name:
           <input
+            name="Transporter.Name"
+            value={transport.Transporter.Name}
+            onChange={handleInput}
             type="text"/>
         </label>
 
         <label>
           Transporter GSTIN:
           <input
+            name="Transporter.GSTIN"
+            value={transport.Transporter.GSTIN}
+            onChange={handleInput}
             type="text"/>
         </label>
 
         <label>
           Transporter ID:
           <input
+            name="Transporter.TransporterId"
+            value={transport.Transporter.TransporterId}
+            onChange={handleInput}
             type="text"/>
         </label>
 
         <label>
-          Note:
-          <textarea />
+          Delivery Note:
+          <textarea
+            name="Note"
+            value={transport.Note}
+            onChange={handleInput} />
         </label>
       </div>
     </div>
diff --git a/src/components/tables/invoice-summary.js b/src/components/tables/invoice-summary.js
index a5c594f..75c2ddc 100644
--- a/src/components/tables/invoice-summary.js
+++ b/src/components/tables/invoice-summary.js
@@ -18,7 +18,7 @@
 import './scss/summary.scss';
 import { currency } from '../../classes/item';
 
-const InvoiceSummary = ({sum, roundOff}) => {
+const InvoiceSummary = ({sum, roundOff, submit}) => {
   const totalRoundedOff = currency(sum.Amount !== undefined ? Math.round(sum.Amount.value) : 0.00);
   const roundedOffDiff = sum.Amount !== undefined && roundOff ? sum.Amount.subtract(totalRoundedOff) : currency(0.00);
 
@@ -59,6 +59,7 @@ const InvoiceSummary = ({sum, roundOff}) => {
           }
         </tbody>
       </table>
+      <button onClick={submit}>Generate Invoice</button>
     </>
   );
 }
diff --git a/src/components/tables/invoice-table.js b/src/components/tables/invoice-table.js
new file mode 100644
index 0000000..3c37fe0
--- /dev/null
+++ b/src/components/tables/invoice-table.js
@@ -0,0 +1,74 @@
+/* OpenBills-web - Web based libre billing software
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import './scss/table.scss';
+import { deleteInvoice } from './../../classes/invoice';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
+import { faPencil, faTrashCan } from '@fortawesome/free-solid-svg-icons'
+
+const InvoiceTable = (props) => {
+  const handleEdit = (i) => {
+    props.setInvoiceToEdit(i)
+  }
+
+  const handleDelete = (i) => {
+    // TODO: add confirmation prompt
+    deleteInvoice(i.Id, handleDelSuccess, handleDelFail);
+  }
+
+  const handleDelSuccess = () => {
+    props.refresh();
+  }
+
+  const handleDelFail = () => {
+    alert("fail")
+  }
+
+  return (
+    <table className={"item-table"}>
+      <thead>
+        <tr>
+          <th>S. No</th>
+          <th>Invoice Number</th>
+          <th>Recipient Name</th>
+          <th>Date Created</th>
+          <th>Date Last Updated</th>
+          <th>Total Amount</th>
+          <th></th>
+        </tr>
+      </thead>
+      <tbody>
+        {props.items && props.items.map((i, id) => (
+          <tr key={id}>
+            <td>{id+1}</td>
+            <td>{i.InvoiceNumber}</td>
+            <td>{i.Recipient.Name}</td>
+            <td>{i.CreatedAt}</td>
+            <td>{i.UpdatedAt}</td>
+            <td>{i.TotalAmount}</td>
+            <td className={"buttons"}>
+              <FontAwesomeIcon icon={faPencil} onClick={() => handleEdit(i)}/>
+              <FontAwesomeIcon icon={faTrashCan} onClick={() => handleDelete(i)}/>
+            </td>
+          </tr>
+        ))}
+      </tbody>
+    </table>
+  );
+}
+
+export default InvoiceTable;
diff --git a/src/views/invoice/new.js b/src/views/invoice/new.js
index 717a772..2d88e40 100644
--- a/src/views/invoice/new.js
+++ b/src/views/invoice/new.js
@@ -23,8 +23,8 @@ import ItemTable from '../../components/tables/invoice-item-table';
 import InvoiceSummary from '../../components/tables/invoice-summary';
 import HeadersEditor from '../../components/editors/invoice-headers-editor';
 
-import { InvoiceClient } from '../../classes/client';
-import { Transport, Transporter } from '../../classes/invoice';
+import { InvoiceClient, Client } from '../../classes/client';
+import { Transport, Invoice, saveInvoice } from '../../classes/invoice';
 import { calcSum, currency } from '../../classes/item';
 
 import { useState, useEffect } from 'react';
@@ -35,6 +35,7 @@ const NewInvoicePage = () => {
   const [items, setItems] = useState([]);
   const [roundOffTotal, setRoundOffTotal] = useState(true); //TODO: load from config
   //const [isInterstate, setIsInterstate] = useState(false);
+  const [transport, setTransport] = useState(new Transport());
   const isInterstate = false; // temporary
   const [sum, setSum] = useState({
     GST: currency(0),
@@ -44,8 +45,38 @@ const NewInvoicePage = () => {
     Quantity: currency(0)
   });
 
-  const [transporter, setTransporter] = useState(new Transporter());
-  const [transport, setTransport] = useState(new Transport());
+  const submitInvoice = () => {
+    const invoice = new Invoice();
+    invoice.InvoiceNumber = 69; // TODO: set accordingly
+    invoice.CreatedAt = new Date();
+    invoice.TotalAmount = sum.Amount;
+
+    const recipient = new Client();
+    recipient.Name = client.Name;
+    recipient.Contact = client.Contact;
+    recipient.GSTIN = client.GSTIN;
+    recipient.BillingAddress = client.BillingAddress;
+    invoice.Recipient = recipient;
+
+    invoice.Paid = false; // TODO: set accordingly
+    invoice.TransactionId = "" // TODO: set accordingly
+    invoice.DiscountPercentage = 0;
+    invoice.BillingAddress = client.BillingAddress;
+    invoice.ShippingAddress = client.ShipTo;
+    invoice.Items = items;
+    invoice.Note = ""; // TODO: set accordingly
+    invoice.Draft = false; // TODO: set accordingly
+
+    saveInvoice(invoice, handleSuccess, handleFail)
+  }
+
+  const handleSuccess = () => {
+    alert("yay");
+  }
+
+  const handleFail = () => {
+    alert("fail");
+  }
 
   useEffect(() => setShippingAddressId(-1), [client]);
 
@@ -69,10 +100,13 @@ const NewInvoicePage = () => {
       <div className={"two-col"}>
         <HeadersEditor
           roundOff={roundOffTotal}
-          setRoundOff={setRoundOffTotal} />
+          setRoundOff={setRoundOffTotal}
+          transport={transport}
+          setTransport={setTransport} />
         <div>
           <InvoiceSummary
             sum={sum}
+            submit={submitInvoice}
             roundOff={roundOffTotal} />
         </div>
       </div>
diff --git a/src/views/manage/invoices.js b/src/views/manage/invoices.js
new file mode 100644
index 0000000..375fbe5
--- /dev/null
+++ b/src/views/manage/invoices.js
@@ -0,0 +1,62 @@
+/* OpenBills-web - Web based libre billing software
+ * Copyright (C) 2022  Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
+
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/* This page shows a list of all the items
+ * with options to add/modify/delete items
+ */
+
+import { useState, useEffect } from 'react';
+
+import './scss/management-page.scss'
+import { Invoice, getAllInvoices } from '../../classes/invoice';
+import InvoiceTable from './../../components/tables/invoice-table';
+
+const ManageInvoicesPage = () => {
+  const [invoiceToEdit, setInvoiceToEdit] = useState(new Invoice());
+  const [allInvoices, setAllInvoices] = useState([]);
+
+  // TODO: handle error
+  const updateList = () =>
+    getAllInvoices(setAllInvoices, () => {});
+
+  useEffect(() => {
+    updateList();
+  }, []);
+
+  return (
+    <>
+      <InvoiceTable
+        refresh={updateList}
+        items={allInvoices}
+        setItemToEdit={setInvoiceToEdit}/>
+
+      {/*JSON.stringify(itemToEdit) !== JSON.stringify(new Item()) &&
+        <div className={"floating-wrapper"}>
+          <ItemEditor
+            className={"floating-window"}
+            heading={`Edit ${itemToEdit.Name ? itemToEdit.Name : 'Item'}:`}
+            item={itemToEdit}
+            hide={() => setItemToEdit(new Item())}
+            editing={true}
+            callback={updateList}/>
+        </div>
+      */}
+    </>
+  );
+}
+
+export default ManageInvoicesPage;
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