[BAH-4159] Loading All Privileges when assign (#118)

* Fetching all privileges from the paginated API

* Searching for next link if present

* Adding a limit to fetch the priviledges

* Fetching complete response for all forms as the openmrs API is paginated.
Updating name for the limit constant

* Fixing lint errors

Author: kushboojain-iplit

src/form-builder/components/FormBuilderContainer.jsx

@@ -35,17 +35,38 @@ export class FormBuilderContainer extends Component {
   }
 
   getFormData() {
-    return httpInterceptor
-      .get(`${formBuilderConstants.formUrl}?v=custom:(id,uuid,name,version,published,auditInfo)`)
-      .then((data) => {
-        this.setState({ data: this.orderFormByVersion(data.results), loading: false });
+    let initialForms = [];
+    let forms = [];
+    const queryParams = '?=';
+    const fetchFormsUrl = `${formBuilderConstants.formUrl}?v=custom:(id,uuid,name,version,published,auditInfo)`;
+    return httpInterceptor.get(fetchFormsUrl)
+      .then((initialForms) => {
+        this.collectAllForms(initialForms, forms);
       })
       .catch((error) => {
         this.showErrors(error);
         this.setState({ loading: false });
       });
   }
 
+  collectAllForms(initialForms, forms) {
+    forms.push(...initialForms.results);
+    if (forms.length === formBuilderConstants.dataLimit) {
+      this.setState({ data: this.orderFormByVersion(forms), loading: false });
+      return;
+    }
+    if (initialForms.links !== undefined && initialForms.links.length > 0 && initialForms.links.find(link => link.rel === 'next') !== undefined) {
+      httpInterceptor.get(initialForms.links[0].uri)
+        .then((privileges) => this.collectAllForms(privileges, forms))
+        .catch((error) => {
+          this.showErrors(error);
+          this.setState({ loading: false });
+        });
+    } else {
+      this.setState({ data: this.orderFormByVersion(forms), loading: false });
+    }
+  }
+
   getDefaultLocale() {
     httpInterceptor
       .get(`${formBuilderConstants.defaultLocaleUrl}`, 'text')

src/form-builder/components/FormPrivilegeTable.jsx

@@ -80,15 +80,32 @@ export default class FormPrivilegeTable extends Component {
                       this.setState({ loading: false });
                     });
   }
+
   fetchPrivileges() {
     let initialPrivileges = [];
+    let privileges = [];
     const queryParams = '?=';
     const optionsUrl = `${formBuilderConstants.formPrivilegeUrl}${queryParams}`;
     httpInterceptor.get(optionsUrl)
-        .then((initialPrivileges) => {
-          this.setState({ availablePrivileges: this.arrangePrivileges(initialPrivileges.results), loading: false });
-        });
+      .then((initialPrivileges) => {
+        this.collectAllPrivileges(initialPrivileges, privileges);
+      });
   }
+
+  collectAllPrivileges(initialPrivileges, allPrivileges) {
+    allPrivileges.push(...initialPrivileges.results);
+    if (allPrivileges.length === formBuilderConstants.dataLimit) {
+      this.setState({ availablePrivileges: this.arrangePrivileges(allPrivileges), loading: false });
+      return;
+    }
+    if (initialPrivileges.links !== undefined && initialPrivileges.links.length > 0 && initialPrivileges.links.find(link => link.rel === 'next') !== undefined) {
+      httpInterceptor.get(initialPrivileges.links[0].uri)
+        .then((privileges) => this.collectAllPrivileges(privileges, allPrivileges));
+    } else {
+      this.setState({ availablePrivileges: this.arrangePrivileges(allPrivileges), loading: false });
+    }
+  }
+
   fetchFormPrivilegesFromDB() {
     let initialPrivilegesFromDB = [];
     const queryParams = '?=';

src/form-builder/constants.js

@@ -28,5 +28,5 @@ export const formBuilderConstants = {
   getFormPrivilegesFromUuidUrl: '/openmrs/ws/rest/v1/bahmniie/form/getFormPrivilegesFromUuid',
   jsonToPdfConvertionUrl: '/openmrs/ws/rest/v1/bahmniie/form/jsonToPdf',
   pdfDownloadUrl: '/openmrs/ws/rest/v1/bahmniie/form/download/',
-
+  dataLimit: 9999,
 };