GSTR3B Json generation

reports/GoodsAndServiceTax/GoodsAndServiceTax.js

@@ -8,23 +8,36 @@ class GoodsAndServiceTax {
       if (params.toDate) filters.date.push('<=', params.toDate);
       if (params.fromDate) filters.date.push('>=', params.fromDate);
     }
-    if (params.transferType) filters.transferType = params.transferType;
 
-    const data = await this.getReport(params.reportType, filters);
+    if (params.reportType === 'GSTR-3B') {
-    return data;
+      this.getGSTR3bJson(filters);
+      return [];
     }
 
-  async getReport(type, filters) {
+    const data = await this.getCompleteReport(params.reportType, filters);
-    if (['GSTR-1', 'GSTR-2'].includes(type)) {
+
+    const conditions = {
+      B2B: row => row.gstin,
+      'B2C-Large': row => !row.gstin && !row.inState && row.invAmt >= 250000,
+      'B2C-Small': row =>
+        !row.gstin && (row.inState || (row.inState && row.invAmt < 250000))
+    };
+
+    if (!params.transferType) return data;
+    return data.filter(row => conditions[params.transferType](row));
+  }
+
+  async getCompleteReport(gstrType, filters) {
+    if (['GSTR-1', 'GSTR-2'].includes(gstrType)) {
       let entries = await frappe.db.getAll({
-        doctype: type === 'GSTR-1' ? 'Invoice' : 'Bill',
+        doctype: gstrType === 'GSTR-1' ? 'Invoice' : 'Bill',
         filter: filters
       });
 
       let tableData = [];
       for (let entry of entries) {
         const row = await this.getRow({
-          doctype: type === 'GSTR-1' ? 'Invoice' : 'Bill',
+          doctype: gstrType === 'GSTR-1' ? 'Invoice' : 'Bill',
           name: entry.name
         });
         tableData.push(row);
@@ -45,39 +58,91 @@ class GoodsAndServiceTax {
     }
   }
 
+  async getGSTR3bJson(filters) {
+    const gstr1Data = this.getCompleteReport('GSTR-1', filters);
+    const gsrt2Data = this.getCompleteReport('GSTR-2', filters);
+    const gstr3bData = await Promise.all([gstr1Data, gsrt2Data]);
+
+    let gstr3bJson = require('./gstr3b.json');
+
+    for (let entry of gstr3bData[0]) {
+      if (entry.rate > 0) {
+        gstr3bJson['sup_details']['osup_det']['samt'] += entry.sgstAmt || 0;
+        gstr3bJson['sup_details']['osup_det']['camt'] += entry.cgstAmt || 0;
+        gstr3bJson['sup_details']['osup_det']['iamt'] += entry.igstAmt || 0;
+        gstr3bJson['sup_details']['osup_det']['txval'] += entry.taxVal;
+      }
+      if (entry.rate === 0) {
+        gstr3bJson['sup_details']['osup_zero']['txval'] += entry.taxVal;
+      }
+      if (entry.nilRated || entry.exempt) {
+        gstr3bJson['sup_details']['osup_nil_exmp']['txval'] += entry.taxVal;
+      }
+      if (entry.nonGST) {
+        gstr3bJson['sup_details']['osup_nongst']['txval'] += entry.taxVal;
+      }
+      if (!entry.inState && !entry.gstin) {
+        gstr3bJson['inter_sup']['unreg_details'].push = {
+          place: entry.place,
+          taxVal: entry.taxVal,
+          igstAmt: entry.igstAmt
+        };
+      }
+    }
+
+    for (let entry of gstr3bData[1]) {
+      if (entry.reverseCharge === 'Y') {
+        gstr3bJson['sup_details']['isup_rev']['samt'] += entry.sgstAmt || 0;
+        gstr3bJson['sup_details']['isup_rev']['camt'] += entry.cgstAmt || 0;
+        gstr3bJson['sup_details']['isup_rev']['iamt'] += entry.igstAmt || 0;
+        gstr3bJson['sup_details']['isup_rev']['txval'] += entry.taxVal;
+      }
+      if (entry.nilRated || entry.exempt) {
+        gstr3bJson['inward_sup']['isup_details'][0][
+          entry.inState ? 'intra' : 'inter'
+        ] += entry.taxVal;
+      }
+      if (entry.nonGST) {
+        gstr3bJson['inward_sup']['isup_details'][0][
+          entry.inState ? 'intra' : 'inter'
+        ] += entry.taxVal;
+      }
+    }
+
+    return gstr3bJson;
+  }
+
   async getRow(entry) {
     let row = {};
     let entryDetails = await frappe.getDoc(entry.doctype, entry.name);
-    let customerDetails = await frappe.getDoc(
+    let party = await frappe.getDoc(
       'Party',
       entryDetails.customer || entryDetails.supplier
     );
-    if (customerDetails.address) {
+    if (party.address) {
-      let addressDetails = await frappe.getDoc(
+      let addressDetails = await frappe.getDoc('Address', party.address);
-        'Address',
-        customerDetails.address
-      );
       row.place = addressDetails.state || '';
     }
-    row.gstin = customerDetails.gstin;
+    row.gstin = party.gstin;
     row.partyName = entryDetails.customer || entryDetails.supplier;
     row.invNo = entryDetails.name;
     row.invDate = entryDetails.date;
-
     row.rate = 0;
-    row.transferType = 'In State';
+    row.inState = true;
+    row.reverseCharge = !party.gstin ? 'Y' : 'N';
     entryDetails.taxes.forEach(tax => {
       row.rate += tax.rate;
       const taxAmt = (tax.rate * entryDetails.netTotal) / 100;
-      if (tax.account === 'IGST') {
+      if (tax.account === 'IGST') row.igstAmt = taxAmt;
-        row.transferType = 'Out of State';
+      if (tax.account === 'IGST') row.inState = false;
-        row.igstAmt = taxAmt;
-      }
       if (tax.account === 'CGST') row.cgstAmt = taxAmt;
       if (tax.account === 'SGST') row.sgstAmt = taxAmt;
+      if (tax.account === 'Nil Rated') row.nilRated = true;
+      if (tax.account === 'Exempt') row.exempt = true;
+      if (tax.account === 'Non GST') row.nonGST = true;
     });
     row.invAmt = entryDetails.grandTotal;
-    row.taxAmt = entryDetails.netTotal;
+    row.taxVal = entryDetails.netTotal;
     return row;
   }
 }

reports/GoodsAndServiceTax/gstr3b.json

@@ -0,0 +1,127 @@
+{
+  "gstin": "",
+  "ret_period": "",
+  "inward_sup": {
+    "isup_details": [
+      {
+        "ty": "GST",
+        "intra": 0,
+        "inter": 0
+      },
+      {
+        "ty": "NONGST",
+        "inter": 0,
+        "intra": 0
+      }
+    ]
+  },
+  "sup_details": {
+    "osup_zero": {
+      "csamt": 0,
+      "txval": 0,
+      "iamt": 0
+    },
+    "osup_nil_exmp": {
+      "txval": 0
+    },
+    "osup_det": {
+      "samt": 0,
+      "csamt": 0,
+      "txval": 0,
+      "camt": 0,
+      "iamt": 0
+    },
+    "isup_rev": {
+      "samt": 0,
+      "csamt": 0,
+      "txval": 0,
+      "camt": 0,
+      "iamt": 0
+    },
+    "osup_nongst": {
+      "txval": 0
+    }
+  },
+  "inter_sup": {
+    "unreg_details": [],
+    "comp_details": [],
+    "uin_details": []
+  },
+  "itc_elg": {
+    "itc_avl": [
+      {
+        "csamt": 0,
+        "samt": 0,
+        "ty": "IMPG",
+        "camt": 0,
+        "iamt": 0
+      },
+      {
+        "csamt": 0,
+        "samt": 0,
+        "ty": "IMPS",
+        "camt": 0,
+        "iamt": 0
+      },
+      {
+        "samt": 0,
+        "csamt": 0,
+        "ty": "ISRC",
+        "camt": 0,
+        "iamt": 0
+      },
+      {
+        "ty": "ISD",
+        "iamt": 0,
+        "camt": 0,
+        "samt": 0,
+        "csamt": 0
+      },
+      {
+        "samt": 0,
+        "csamt": 0,
+        "ty": "OTH",
+        "camt": 0,
+        "iamt": 0
+      }
+    ],
+    "itc_rev": [
+      {
+        "ty": "RUL",
+        "iamt": 0,
+        "camt": 0,
+        "samt": 0,
+        "csamt": 0
+      },
+      {
+        "ty": "OTH",
+        "iamt": 0,
+        "camt": 0,
+        "samt": 0,
+        "csamt": 0
+      }
+    ],
+    "itc_net": {
+      "samt": 0,
+      "csamt": 0,
+      "camt": 0,
+      "iamt": 0
+    },
+    "itc_inelg": [
+      {
+        "ty": "RUL",
+        "iamt": 0,
+        "camt": 0,
+        "samt": 0,
+        "csamt": 0
+      },
+      {
+        "ty": "OTH",
+        "iamt": 0,
+        "camt": 0,
+        "samt": 0,
+        "csamt": 0
+      }
+    ]
+  }
+}

reports/GoodsAndServiceTax/viewConfig.js

@@ -10,9 +10,16 @@ module.exports = {
       options: ['', 'GSTR-1', 'GSTR-2', 'GSTR-3B']
     },
     {
-      fieldtype: 'Data',
+      fieldtype: 'Select',
       label: 'Transfer Type',
-      fieldname: 'transferType'
+      fieldname: 'transferType',
+      options: [
+        '',
+        'B2B',
+        'B2C-Large',
+        'B2C-Small',
+        'Nil Rated, Exempted and Non GST supplies'
+      ]
     },
     {
       fieldtype: 'Data',
@@ -109,11 +116,17 @@ module.exports = {
         width: 80
       },
       {
-        label: 'Taxable Amount',
+        label: 'Taxable Value',
-        fieldname: 'taxAmt',
+        fieldname: 'taxVal',
         fieldtype: 'Currency',
         width: 100
       },
+      {
+        label: 'Reverse Chrg.',
+        fieldname: 'reverseCharge',
+        fieldtype: 'Data',
+        width: 80
+      },
       {
         label: 'Intergrated Tax',
         fieldname: 'igstAmt',

src/router/index.js

@@ -20,6 +20,10 @@ import Tree from 'frappejs/ui/components/Tree';
 Vue.use(Router);
 
 const routes = [
+  {
+    path: '/',
+    redirect: '/chartOfAccounts'
+  },
   {
     path: '/list/:listName',
     name: 'ListView',