Refactor groups API to reuse the abstract API

app/[slug]/dashboard/guests/page.tsx

@@ -2,9 +2,7 @@
 
 'use client';
 
-import { loadGroups } from '@/app/api/groups';
 import { AbstractApi,  } from '@/app/api/abstract-api';
-import { Group } from '@/app/lib/definitions';
 import { Guest, GuestSerializer } from '@/app/lib/guest';
 import { classNames } from '@/app/ui/components/button';
 import GroupFormDialog from '@/app/ui/components/group-form-dialog';
@@ -14,6 +12,7 @@ import SkeletonTable from '@/app/ui/guests/skeleton-row';
 import GuestsTable from '@/app/ui/guests/table';
 import { TabPanel, TabView } from 'primereact/tabview';
 import { Suspense, useState } from 'react';
+import { Group, GroupSerializer } from '@/app/lib/group';
 
 
 export default function Page() {
@@ -25,8 +24,8 @@ export default function Page() {
   }
 
   function refreshGroups() {
-    loadGroups((groups) => {
-      setGroups(groups);
+    new AbstractApi<Group>().getAll(new GroupSerializer(), (objects: Group[]) => {
+      setGroups(objects);
       setGroupsLoaded(true);
     });
   }

app/api/groups.tsx

@@ -1,81 +0,0 @@
-/* Copyright (C) 2024 Manuel Bustillo*/
-
-import { Group } from '@/app/lib/definitions';
-import { getCsrfToken, getSlug } from '../lib/utils';
-
-export function loadGroups(onLoad?: (groups: Group[]) => void) {
-  fetch(`/api/${getSlug()}/groups`)
-    .then((response) => response.json())
-    .then((data) => {
-      onLoad && onLoad(data.map((record: any) => {
-        return ({
-          id: record.id,
-          name: record.name,
-          color: record.color,
-          attendance: {
-            considered: record.considered,
-            invited: record.invited,
-            confirmed: record.confirmed,
-            tentative: record.tentative,
-            declined: record.declined,
-            total: record.total,
-          }
-        });
-      }));
-    }, (error) => {
-      return [];
-    });
-}
-
-export function updateGroup(group: Group) {
-  return fetch(`/api/${getSlug()}/groups/${group.id}`,
-    {
-      method: 'PUT',
-      body: JSON.stringify({ group: { 
-        name: group.name, 
-        color: group.color, 
-        icon: group.icon,
-        parent_id: group.parentId
-       } }),
-      headers: {
-        'Content-Type': 'application/json',
-        'X-CSRF-TOKEN': getCsrfToken(),
-      }
-    })
-    .catch((error) => console.error(error));
-}
-
-export function createGroup(group: Group, onCreate?: () => void) {
-  fetch(`/api/${getSlug()}/groups`, {
-    method: 'POST',
-    body: JSON.stringify({ 
-      name: group.name, 
-      color: group.color, 
-      icon: group.icon,
-      parent_id: group.parentId
-     }),
-    headers: {
-      'Content-Type': 'application/json',
-      'X-CSRF-TOKEN': getCsrfToken(),
-    }
-  })
-    .then((response) => response.json())
-    .then((data) => {
-      onCreate && onCreate();
-    })
-    .catch((error) => console.error(error));
-}
-
-export function destroyGroup(group: Group, onDestroy?: () => void) {
-  fetch(`/api/${getSlug()}/groups/${group.id}`, {
-    method: 'DELETE',
-    headers: {
-      'X-CSRF-TOKEN': getCsrfToken(),
-    }
-  })
-    .then((response) => response.json())
-    .then((data) => {
-      onDestroy && onDestroy();
-    })
-    .catch((error) => console.error(error));
-}

app/lib/definitions.ts

@@ -21,25 +21,18 @@ export type TableArrangement = {
   discomfort?: number
 }
 
-export type Group = {
-  id?: string;
-  name?: string;
-  guest_count?: number;
-  icon?: string;
-  children?: Group[];
-  parentId?: string;
-  color?: string;
-  attendance?: AttendanceSummary
-};
+// export type Group = {
+//   id?: string;
+//   name?: string;
+//   guest_count?: number;
+//   icon?: string;
+//   children?: Group[];
+//   parentId?: string;
+//   color?: string;
+//   attendance?: AttendanceSummary
+// };
+
 
-export type AttendanceSummary = {
-  considered: number;
-  invited: number;
-  confirmed: number;
-  declined: number;
-  tentative: number;
-  total: number;
-}
 
 export type guestsTable = {
   id: string;

app/lib/group.tsx

@@ -0,0 +1,62 @@
+import { Entity } from "./definitions";
+
+export type AttendanceSummary = {
+  considered: number;
+  invited: number;
+  confirmed: number;
+  declined: number;
+  tentative: number;
+  total: number;
+}
+
+export class Group implements Entity {
+  id?: string;
+  name?: string;
+  guest_count?: number;
+  icon?: string;
+  children?: Group[];
+  parentId?: string;
+  color?: string;
+  attendance?: AttendanceSummary
+
+  constructor(id?: string, name?: string, guest_count?: number, icon?: string, children?: Group[], parentId?: string, color?: string, attendance?: AttendanceSummary) {
+    this.id = id;
+    this.name = name;
+    this.guest_count = guest_count;
+    this.icon = icon;
+    this.children = children;
+    this.parentId = parentId;
+    this.color = color;
+    this.attendance = attendance;
+  }
+}
+
+export class GroupSerializer {
+  fromJson(data: any): Group {
+    return new Group(
+      data.id,
+      data.name,
+      data.guest_count,
+      data.icon,
+      data.children,
+      data.parent_id,
+      data.color,
+      data.attendance
+    );
+  }
+
+  toJson(group: Group): string {
+    return JSON.stringify({
+      group: {
+        name: group.name,
+        color: group.color,
+        icon: group.icon,
+        parent_id: group.parentId
+      }
+    });
+  }
+
+  apiPath(): string {
+    return 'groups';
+  }
+}

app/lib/guest.tsx

@@ -1,10 +1,10 @@
 import { Serializable } from "../api/abstract-api";
+import { Entity } from "./definitions";
 
 export const guestStatuses = ['considered', 'invited', 'confirmed', 'declined', 'tentative'] as const;
 export type GuestStatus = typeof guestStatuses[number];
 
-
-export class Guest {
+export class Guest implements Entity {
   id?: string;
   name?: string;
   group_name?: string;

app/ui/components/group-form-dialog.tsx

@@ -2,8 +2,6 @@
 
 'use client';
 
-import { createGroup, updateGroup } from '@/app/api/groups';
-import { Group } from '@/app/lib/definitions';
 import { classNames } from '@/app/ui/components/button';
 import { Dialog } from 'primereact/dialog';
 import { ColorPicker } from 'primereact/colorpicker';
@@ -11,6 +9,9 @@ import { Dropdown } from 'primereact/dropdown';
 import { FloatLabel } from 'primereact/floatlabel';
 import { InputText } from 'primereact/inputtext';
 import { useState } from 'react';
+import { Group, GroupSerializer } from '@/app/lib/group';
+import { ApiError } from 'next/dist/server/api-utils';
+import { AbstractApi } from '@/app/api/abstract-api';
 
 export default function GroupFormDialog({groups, onCreate, onHide, group, visible }: {
   groups: Group[],
@@ -25,6 +26,9 @@ export default function GroupFormDialog({groups, onCreate, onHide, group, visibl
   const [color, setColor] = useState<string>(group?.color || '');
   const [parentId, setParentId] = useState(group?.parentId || '');
 
+  const api = new AbstractApi<Group>();
+  const serializer = new GroupSerializer();
+
   function resetForm() {
     setName('');
     setIcon('');
@@ -43,12 +47,13 @@ export default function GroupFormDialog({groups, onCreate, onHide, group, visibl
       group.color = color;
       group.parentId = parentId;
 
-      updateGroup(group).then(() => {
+      api.update(serializer, group, () => {
         resetForm();
         onCreate && onCreate();
       });
     } else {
-      group && createGroup({name, icon, color, parentId}, () => {
+
+      api.create(serializer, new Group(undefined, name, undefined, icon, undefined, parentId, color), () => {
         resetForm();
         onCreate && onCreate();
       });

app/ui/components/guest-form-dialog.tsx

@@ -3,7 +3,7 @@
 'use client';
 
 import { AbstractApi } from '@/app/api/abstract-api';
-import { Group } from '@/app/lib/definitions';
+import { Group } from '@/app/lib/group';
 import { Guest, GuestSerializer, GuestStatus, guestStatuses } from '@/app/lib/guest';
 import { capitalize } from '@/app/lib/utils';
 import { classNames } from '@/app/ui/components/button';

app/ui/groups/table.tsx

@@ -2,10 +2,10 @@
 
 'use client';
 
-import { Group } from '@/app/lib/definitions';
+import { Group, GroupSerializer } from '@/app/lib/group';
 import TableOfContents from '../components/table-of-contents';
 import { PencilIcon, TrashIcon } from '@heroicons/react/24/outline';
-import { destroyGroup } from '@/app/api/groups';
+import { AbstractApi } from '@/app/api/abstract-api';
 
 export default function GroupsTable({ groups, onUpdate, onEdit }: {
   groups: Group[],
@@ -13,6 +13,9 @@ export default function GroupsTable({ groups, onUpdate, onEdit }: {
   onEdit: (group: Group) => void,
 }) {
 
+  const api = new AbstractApi<Group>();
+  const serializer = new GroupSerializer();
+
   return (
     <TableOfContents
       headers={['Name', 'Color', 'Confirmed', 'Tentative', 'Pending', 'Declined', 'Considered', 'Total', 'Actions']}
@@ -46,7 +49,7 @@ export default function GroupsTable({ groups, onUpdate, onEdit }: {
           </td>
           <td>
             <div className="flex flex-row items-center">
-              <TrashIcon className='size-6 cursor-pointer' onClick={() => { destroyGroup(group, () => onUpdate()) }} />
+              <TrashIcon className='size-6 cursor-pointer' onClick={() => { api.destroy(serializer, group, onUpdate) }} />
               <PencilIcon className='size-6 cursor-pointer' onClick={() => onEdit(group)} />
             </div>
           </td>