Add customer and contact record management features

doc/prompts/9. Add contact recored

@@ -0,0 +1,13 @@
+name new branch features/customer_recored
+
+Now I want to add Concact Recored to. Contact Record is the history I send emails to each customer.
+
+Tablename: ContactRecord
+id, customerId, contactType, notes, modifiedAt, createdAt
+
+UIChanges
+Add CRUD operation for ContactRecored.
+Show id to customer list.
+Add Cusotomer detail page to Customer model. Users can go customer detail page by click id or customer name in customer list.
+
+Commit all changes to features/customer_record

src/app/(admin)/admin/contact-records/components/EditContactRecord.tsx

@@ -0,0 +1,217 @@
+'use client';
+
+import { useState, useEffect, FormEvent, ChangeEvent } from 'react';
+import { useRouter } from 'next/navigation';
+import Link from 'next/link';
+
+interface ContactRecord {
+    id: string;
+    customerId: string;
+    contactType: string;
+    notes: string;
+    createdAt: string;
+    modifiedAt: string;
+    customer?: {
+        id: string;
+        name: string;
+    };
+}
+
+interface EditContactRecordProps {
+    id: string;
+}
+
+export default function EditContactRecord({ id }: EditContactRecordProps) {
+    const router = useRouter();
+    const [formData, setFormData] = useState({
+        contactType: '',
+        notes: '',
+    });
+    const [customerId, setCustomerId] = useState<string>('');
+    const [customerName, setCustomerName] = useState<string>('');
+    const [isLoading, setIsLoading] = useState(true);
+    const [isSubmitting, setIsSubmitting] = useState(false);
+    const [error, setError] = useState<string | null>(null);
+
+    // Fetch contact record data
+    useEffect(() => {
+        const fetchContactRecord = async () => {
+            try {
+                const response = await fetch(`/api/contact-records/${id}`);
+
+                if (!response.ok) {
+                    throw new Error('Failed to fetch contact record');
+                }
+
+                const contactRecord: ContactRecord = await response.json();
+
+                setFormData({
+                    contactType: contactRecord.contactType,
+                    notes: contactRecord.notes || '',
+                });
+
+                setCustomerId(contactRecord.customerId);
+
+                // If customer relation is loaded
+                if (contactRecord.customer) {
+                    setCustomerName(contactRecord.customer.name);
+                } else {
+                    // Fetch customer name separately if not included in the contact record
+                    const customerResponse = await fetch(`/api/customers/${contactRecord.customerId}`);
+                    if (customerResponse.ok) {
+                        const customer = await customerResponse.json();
+                        setCustomerName(customer.name);
+                    }
+                }
+
+                setIsLoading(false);
+            } catch (err) {
+                setError('Failed to load contact record data');
+                setIsLoading(false);
+            }
+        };
+
+        fetchContactRecord();
+    }, [id]);
+
+    const handleChange = (
+        e: ChangeEvent<HTMLInputElement | HTMLTextAreaElement | HTMLSelectElement>
+    ) => {
+        const { name, value } = e.target;
+        setFormData((prev) => ({ ...prev, [name]: value }));
+    };
+
+    const handleSubmit = async (e: FormEvent) => {
+        e.preventDefault();
+        setIsSubmitting(true);
+        setError(null);
+
+        try {
+            // Validate form
+            if (!formData.contactType) {
+                throw new Error('Contact type is required');
+            }
+
+            // Submit the form
+            const response = await fetch(`/api/contact-records/${id}`, {
+                method: 'PUT',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({
+                    contactType: formData.contactType,
+                    notes: formData.notes,
+                }),
+            });
+
+            if (!response.ok) {
+                const data = await response.json();
+                throw new Error(data.error || 'Failed to update contact record');
+            }
+
+            // Redirect back to customer detail page
+            router.push(`/admin/customers/detail/${customerId}`);
+            router.refresh();
+        } catch (err) {
+            setError(err instanceof Error ? err.message : 'An error occurred');
+            setIsSubmitting(false);
+        }
+    };
+
+    if (isLoading) {
+        return <div className="text-center py-10">Loading...</div>;
+    }
+
+    return (
+        <div>
+            <div className="flex justify-between items-center mb-6">
+                <h1 className="text-2xl font-semibold text-gray-900">Edit Contact Record</h1>
+                <Link
+                    href={`/admin/customers/detail/${customerId}`}
+                    className="text-indigo-600 hover:text-indigo-900"
+                >
+                    Back to Customer
+                </Link>
+            </div>
+
+            {error && (
+                <div className="bg-red-50 border-l-4 border-red-400 p-4 mb-6">
+                    <div className="flex">
+                        <div className="flex-shrink-0">
+                            <svg className="h-5 w-5 text-red-400" viewBox="0 0 20 20" fill="currentColor">
+                                <path fillRule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clipRule="evenodd" />
+                            </svg>
+                        </div>
+                        <div className="ml-3">
+                            <p className="text-sm text-red-700">{error}</p>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            <div className="bg-white shadow-md rounded px-8 pt-6 pb-8 mb-4">
+                <div className="mb-6">
+                    <label className="block text-gray-700 text-sm font-bold mb-2">
+                        Customer
+                    </label>
+                    <div className="shadow appearance-none border rounded w-full py-2 px-3 text-gray-700 leading-tight">
+                        {customerName}
+                    </div>
+                </div>
+
+                <form onSubmit={handleSubmit} className="space-y-4">
+                    <div>
+                        <label htmlFor="contactType" className="block text-gray-700 text-sm font-bold mb-2">
+                            Contact Type
+                        </label>
+                        <select
+                            id="contactType"
+                            name="contactType"
+                            value={formData.contactType}
+                            onChange={handleChange}
+                            className="mt-1 block w-full pl-3 pr-10 py-2 text-base border-gray-300 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm rounded-md"
+                            required
+                        >
+                            <option value="">Select a contact type</option>
+                            <option value="Email">Email</option>
+                            <option value="Phone">Phone</option>
+                            <option value="Meeting">Meeting</option>
+                            <option value="Other">Other</option>
+                        </select>
+                    </div>
+
+                    <div>
+                        <label htmlFor="notes" className="block text-gray-700 text-sm font-bold mb-2">
+                            Notes
+                        </label>
+                        <textarea
+                            id="notes"
+                            name="notes"
+                            rows={4}
+                            value={formData.notes}
+                            onChange={handleChange}
+                            className="mt-1 block w-full shadow-sm sm:text-sm border-gray-300 rounded-md"
+                            placeholder="Enter notes about the contact"
+                        ></textarea>
+                    </div>
+
+                    <div className="flex items-center justify-between">
+                        <button
+                            className="bg-indigo-600 hover:bg-indigo-700 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline disabled:opacity-50"
+                            type="submit"
+                            disabled={isSubmitting}
+                        >
+                            {isSubmitting ? 'Updating...' : 'Update Contact Record'}
+                        </button>
+                        <Link
+                            href={`/admin/customers/detail/${customerId}`}
+                            className="inline-block align-baseline font-bold text-sm text-indigo-600 hover:text-indigo-800"
+                        >
+                            Cancel
+                        </Link>
+                    </div>
+                </form>
+            </div>
+        </div>
+    );
+}

src/app/(admin)/admin/contact-records/edit/[id]/page.tsx

@@ -0,0 +1,6 @@
+import EditContactRecord from '../../components/EditContactRecord';
+
+export default async function EditContactRecordPage({ params }: { params: { id: string } }) {
+    const { id } = params;
+    return <EditContactRecord id={id} />;
+}

src/app/(admin)/admin/customers/components/ContactRecordList.tsx

@@ -0,0 +1,113 @@
+'use client';
+
+import { useState } from 'react';
+import { useRouter } from 'next/navigation';
+import Link from 'next/link';
+
+interface ContactRecord {
+    id: string;
+    customerId: string;
+    contactType: string;
+    notes: string;
+    createdAt: string;
+    modifiedAt: string;
+}
+
+interface ContactRecordListProps {
+    contactRecords: ContactRecord[];
+}
+
+export default function ContactRecordList({ contactRecords }: ContactRecordListProps) {
+    const router = useRouter();
+    const [isDeleting, setIsDeleting] = useState<string | null>(null);
+    const [error, setError] = useState<string | null>(null);
+
+    const handleDelete = async (id: string) => {
+        if (!confirm('Are you sure you want to delete this contact record?')) {
+            return;
+        }
+
+        setIsDeleting(id);
+        setError(null);
+
+        try {
+            const response = await fetch(`/api/contact-records/${id}`, {
+                method: 'DELETE',
+            });
+
+            if (!response.ok) {
+                const data = await response.json();
+                throw new Error(data.error || 'Failed to delete contact record');
+            }
+
+            // Refresh the page to show updated contact record list
+            router.refresh();
+        } catch (err) {
+            setError(err instanceof Error ? err.message : 'An error occurred');
+        } finally {
+            setIsDeleting(null);
+        }
+    };
+
+    if (contactRecords.length === 0) {
+        return (
+            <div className="text-center py-8 text-gray-500">
+                No contact records found. Add your first contact record above.
+            </div>
+        );
+    }
+
+    return (
+        <div className="overflow-hidden">
+            {error && (
+                <div className="bg-red-50 border-l-4 border-red-400 p-4 mb-4 mx-4">
+                    <div className="flex">
+                        <div className="flex-shrink-0">
+                            <svg className="h-5 w-5 text-red-400" viewBox="0 0 20 20" fill="currentColor">
+                                <path fillRule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clipRule="evenodd" />
+                            </svg>
+                        </div>
+                        <div className="ml-3">
+                            <p className="text-sm text-red-700">{error}</p>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            <ul className="divide-y divide-gray-200">
+                {contactRecords.map((record) => (
+                    <li key={record.id} className="px-4 py-4">
+                        <div className="flex justify-between">
+                            <div>
+                                <div className="flex items-center">
+                                    <span className="font-medium text-gray-900">{record.contactType}</span>
+                                    <span className="ml-2 text-sm text-gray-500">
+                                        {new Date(record.createdAt).toLocaleString()}
+                                    </span>
+                                </div>
+                                <div className="mt-2 text-sm text-gray-700 whitespace-pre-wrap">
+                                    {record.notes || <span className="text-gray-400 italic">No notes</span>}
+                                </div>
+                            </div>
+                            <div className="flex items-start space-x-4">
+                                <Link
+                                    href={`/admin/contact-records/edit/${record.id}`}
+                                    className="text-indigo-600 hover:text-indigo-900 text-sm"
+                                >
+                                    Edit
+                                </Link>
+                                <button
+                                    onClick={() => handleDelete(record.id)}
+                                    disabled={isDeleting === record.id}
+                                    className="text-red-600 hover:text-red-900 text-sm disabled:opacity-50"
+                                >
+                                    {isDeleting === record.id ? 'Deleting...' : 'Delete'}
+                                </button>
+                            </div>
+                        </div>
+                    </li>
+                ))}
+            </ul>
+        </div>
+    );
+}

src/app/(admin)/admin/customers/components/NewContactRecordForm.tsx

@@ -0,0 +1,153 @@
+'use client';
+
+import { useState, FormEvent, ChangeEvent } from 'react';
+import { useRouter } from 'next/navigation';
+
+interface NewContactRecordFormProps {
+    customerId: string;
+}
+
+export default function NewContactRecordForm({ customerId }: NewContactRecordFormProps) {
+    const router = useRouter();
+    const [formData, setFormData] = useState({
+        contactType: '',
+        notes: '',
+    });
+    const [isSubmitting, setIsSubmitting] = useState(false);
+    const [error, setError] = useState<string | null>(null);
+    const [success, setSuccess] = useState(false);
+
+    const handleChange = (
+        e: ChangeEvent<HTMLInputElement | HTMLTextAreaElement | HTMLSelectElement>
+    ) => {
+        const { name, value } = e.target;
+        setFormData((prev) => ({ ...prev, [name]: value }));
+    };
+
+    const handleSubmit = async (e: FormEvent) => {
+        e.preventDefault();
+        setIsSubmitting(true);
+        setError(null);
+        setSuccess(false);
+
+        try {
+            // Validate form
+            if (!formData.contactType) {
+                throw new Error('Contact type is required');
+            }
+
+            // Submit the form
+            const response = await fetch('/api/contact-records', {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({
+                    customerId,
+                    contactType: formData.contactType,
+                    notes: formData.notes,
+                }),
+            });
+
+            if (!response.ok) {
+                const data = await response.json();
+                throw new Error(data.error || 'Failed to create contact record');
+            }
+
+            // Reset form on success
+            setFormData({
+                contactType: '',
+                notes: '',
+            });
+            setSuccess(true);
+
+            // Refresh the page to show the new contact record
+            router.refresh();
+        } catch (err) {
+            setError(err instanceof Error ? err.message : 'An error occurred');
+        } finally {
+            setIsSubmitting(false);
+        }
+    };
+
+    return (
+        <div>
+            {error && (
+                <div className="bg-red-50 border-l-4 border-red-400 p-4 mb-4">
+                    <div className="flex">
+                        <div className="flex-shrink-0">
+                            <svg className="h-5 w-5 text-red-400" viewBox="0 0 20 20" fill="currentColor">
+                                <path fillRule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zM8.707 7.293a1 1 0 00-1.414 1.414L8.586 10l-1.293 1.293a1 1 0 101.414 1.414L10 11.414l1.293 1.293a1 1 0 001.414-1.414L11.414 10l1.293-1.293a1 1 0 00-1.414-1.414L10 8.586 8.707 7.293z" clipRule="evenodd" />
+                            </svg>
+                        </div>
+                        <div className="ml-3">
+                            <p className="text-sm text-red-700">{error}</p>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            {success && (
+                <div className="bg-green-50 border-l-4 border-green-400 p-4 mb-4">
+                    <div className="flex">
+                        <div className="flex-shrink-0">
+                            <svg className="h-5 w-5 text-green-400" viewBox="0 0 20 20" fill="currentColor">
+                                <path fillRule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z" clipRule="evenodd" />
+                            </svg>
+                        </div>
+                        <div className="ml-3">
+                            <p className="text-sm text-green-700">Contact record created successfully!</p>
+                        </div>
+                    </div>
+                </div>
+            )}
+
+            <form onSubmit={handleSubmit} className="space-y-4">
+                <div>
+                    <label htmlFor="contactType" className="block text-sm font-medium text-gray-700">
+                        Contact Type
+                    </label>
+                    <select
+                        id="contactType"
+                        name="contactType"
+                        value={formData.contactType}
+                        onChange={handleChange}
+                        className="mt-1 block w-full pl-3 pr-10 py-2 text-base border-gray-300 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm rounded-md"
+                        required
+                    >
+                        <option value="">Select a contact type</option>
+                        <option value="Email">Email</option>
+                        <option value="Phone">Phone</option>
+                        <option value="Meeting">Meeting</option>
+                        <option value="Other">Other</option>
+                    </select>
+                </div>
+
+                <div>
+                    <label htmlFor="notes" className="block text-sm font-medium text-gray-700">
+                        Notes
+                    </label>
+                    <textarea
+                        id="notes"
+                        name="notes"
+                        rows={4}
+                        value={formData.notes}
+                        onChange={handleChange}
+                        className="mt-1 block w-full shadow-sm sm:text-sm border-gray-300 rounded-md"
+                        placeholder="Enter notes about the contact"
+                    ></textarea>
+                </div>
+
+                <div>
+                    <button
+                        type="submit"
+                        disabled={isSubmitting}
+                        className="inline-flex justify-center py-2 px-4 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 disabled:opacity-50"
+                    >
+                        {isSubmitting ? 'Adding...' : 'Add Contact Record'}
+                    </button>
+                </div>
+            </form>
+        </div>
+    );
+}

src/app/(admin)/admin/customers/detail/[id]/page.tsx

@@ -0,0 +1,138 @@
+import Link from 'next/link';
+import { getDataSource, Customer, ContactRecord } from '@/lib/database';
+import ContactRecordList from '../../components/ContactRecordList';
+import NewContactRecordForm from '../../components/NewContactRecordForm';
+
+export default async function CustomerDetail({ params }: { params: { id: string } }) {
+    const { id } = params;
+
+    // Fetch customer data
+    const dataSource = await getDataSource();
+    const customerRepository = dataSource.getRepository(Customer);
+    const contactRecordRepository = dataSource.getRepository(ContactRecord);
+
+    const customer = await customerRepository.findOne({
+        where: { id }
+    });
+
+    if (!customer) {
+        return (
+            <div className="text-center py-10">
+                <h1 className="text-2xl font-semibold text-gray-900 mb-4">Customer Not Found</h1>
+                <p className="text-gray-500 mb-6">The customer you're looking for doesn't exist or has been deleted.</p>
+                <Link
+                    href="/admin/customers"
+                    className="text-indigo-600 hover:text-indigo-900"
+                >
+                    Back to Customers
+                </Link>
+            </div>
+        );
+    }
+
+    // Fetch contact records for this customer
+    const contactRecords = await contactRecordRepository.find({
+        where: { customerId: id },
+        order: { createdAt: 'DESC' }
+    });
+
+    return (
+        <div>
+            <div className="flex justify-between items-center mb-6">
+                <h1 className="text-2xl font-semibold text-gray-900">Customer Details</h1>
+                <div className="flex space-x-4">
+                    <Link
+                        href={`/admin/customers/edit/${id}`}
+                        className="inline-flex items-center px-4 py-2 border border-transparent text-sm font-medium rounded-md text-white bg-indigo-600 hover:bg-indigo-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
+                    >
+                        Edit Customer
+                    </Link>
+                    <Link
+                        href="/admin/customers"
+                        className="text-indigo-600 hover:text-indigo-900"
+                    >
+                        Back to Customers
+                    </Link>
+                </div>
+            </div>
+
+            {/* Customer Information Card */}
+            <div className="bg-white shadow overflow-hidden sm:rounded-lg mb-8">
+                <div className="px-4 py-5 sm:px-6">
+                    <h3 className="text-lg leading-6 font-medium text-gray-900">Customer Information</h3>
+                    <p className="mt-1 max-w-2xl text-sm text-gray-500">Details about the customer.</p>
+                </div>
+                <div className="border-t border-gray-200">
+                    <dl>
+                        <div className="bg-gray-50 px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">ID</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">{customer.id}</dd>
+                        </div>
+                        <div className="bg-white px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">Name</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">{customer.name}</dd>
+                        </div>
+                        <div className="bg-gray-50 px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">Email</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">
+                                <a href={`mailto:${customer.email}`} className="text-indigo-600 hover:text-indigo-900">
+                                    {customer.email}
+                                </a>
+                            </dd>
+                        </div>
+                        <div className="bg-white px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">Website</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">
+                                {customer.url ? (
+                                    <a
+                                        href={customer.url.startsWith('http') ? customer.url : `https://${customer.url}`}
+                                        target="_blank"
+                                        rel="noopener noreferrer"
+                                        className="text-indigo-600 hover:text-indigo-900"
+                                    >
+                                        {customer.url}
+                                    </a>
+                                ) : (
+                                    <span className="text-gray-400">-</span>
+                                )}
+                            </dd>
+                        </div>
+                        <div className="bg-gray-50 px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">Created</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">
+                                {new Date(customer.createdAt).toLocaleString()}
+                            </dd>
+                        </div>
+                        <div className="bg-white px-4 py-5 sm:grid sm:grid-cols-3 sm:gap-4 sm:px-6">
+                            <dt className="text-sm font-medium text-gray-500">Last Modified</dt>
+                            <dd className="mt-1 text-sm text-gray-900 sm:mt-0 sm:col-span-2">
+                                {new Date(customer.modifiedAt).toLocaleString()}
+                            </dd>
+                        </div>
+                    </dl>
+                </div>
+            </div>
+
+            {/* Contact Records Section */}
+            <div className="bg-white shadow overflow-hidden sm:rounded-lg mb-8">
+                <div className="px-4 py-5 sm:px-6 flex justify-between items-center">
+                    <div>
+                        <h3 className="text-lg leading-6 font-medium text-gray-900">Contact Records</h3>
+                        <p className="mt-1 max-w-2xl text-sm text-gray-500">History of communications with this customer.</p>
+                    </div>
+                </div>
+
+                {/* New Contact Record Form */}
+                <div className="border-t border-gray-200 px-4 py-5 sm:px-6">
+                    <h4 className="text-md font-medium text-gray-900 mb-4">Add New Contact Record</h4>
+                    <NewContactRecordForm customerId={id} />
+                </div>
+
+                {/* Contact Records List */}
+                <div className="border-t border-gray-200">
+                    <ContactRecordList contactRecords={contactRecords} />
+                </div>
+            </div>
+        </div>
+    );
+}

src/app/(admin)/admin/customers/page.tsx

@@ -33,6 +33,12 @@ export default async function AdminCustomers() {
                                         <th
                                             scope="col"
                                             className="py-3.5 pl-4 pr-3 text-left text-sm font-semibold text-gray-900 sm:pl-6"
+                                        >
+                                            ID
+                                        </th>
+                                        <th
+                                            scope="col"
+                                            className="px-3 py-3.5 text-left text-sm font-semibold text-gray-900"
                                         >
                                             Name
                                         </th>
@@ -70,7 +76,20 @@ export default async function AdminCustomers() {
                                         customers.map((customer) => (
                                             <tr key={customer.id}>
                                                 <td className="whitespace-nowrap py-4 pl-4 pr-3 text-sm font-medium text-gray-900 sm:pl-6">
-                                                    {customer.name}
+                                                    <Link
+                                                        href={`/admin/customers/detail/${customer.id}`}
+                                                        className="text-indigo-600 hover:text-indigo-900"
+                                                    >
+                                                        {customer.id.substring(0, 8)}...
+                                                    </Link>
+                                                </td>
+                                                <td className="whitespace-nowrap px-3 py-4 text-sm text-gray-500">
+                                                    <Link
+                                                        href={`/admin/customers/detail/${customer.id}`}
+                                                        className="text-indigo-600 hover:text-indigo-900"
+                                                    >
+                                                        {customer.name}
+                                                    </Link>
                                                 </td>
                                                 <td className="whitespace-nowrap px-3 py-4 text-sm text-gray-500">
                                                     {customer.url ? (
@@ -113,7 +132,7 @@ export default async function AdminCustomers() {
                                         ))
                                     ) : (
                                         <tr>
-                                            <td colSpan={6} className="py-4 pl-4 pr-3 text-sm text-gray-500 text-center">
+                                            <td colSpan={7} className="py-4 pl-4 pr-3 text-sm text-gray-500 text-center">
                                                 No customers found. Create your first customer!
                                             </td>
                                         </tr>

src/app/api/contact-records/[id]/route.ts

@@ -0,0 +1,136 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { getDataSource, ContactRecord, Customer } from '@/lib/database';
+
+// GET /api/contact-records/[id] - Get a specific contact record
+export async function GET(
+    request: NextRequest,
+    props: { params: Promise<{ id: string }> }
+) {
+    try {
+        const { id } = await props.params;
+        const dataSource = await getDataSource();
+        const contactRecordRepository = dataSource.getRepository(ContactRecord);
+
+        const contactRecord = await contactRecordRepository.findOne({
+            where: { id: id },
+            relations: ['customer']
+        });
+
+        if (!contactRecord) {
+            return NextResponse.json(
+                { error: 'Contact record not found' },
+                { status: 404 }
+            );
+        }
+
+        return NextResponse.json(contactRecord);
+    } catch (error) {
+        console.error('Error fetching contact record:', error);
+        return NextResponse.json(
+            { error: 'Failed to fetch contact record' },
+            { status: 500 }
+        );
+    }
+}
+
+// PUT /api/contact-records/[id] - Update a contact record
+export async function PUT(
+    request: NextRequest,
+    props: { params: Promise<{ id: string }> }
+) {
+    try {
+        const { id } = await props.params;
+        const dataSource = await getDataSource();
+        const contactRecordRepository = dataSource.getRepository(ContactRecord);
+        const customerRepository = dataSource.getRepository(Customer);
+
+        // Find the contact record to update
+        const contactRecord = await contactRecordRepository.findOne({
+            where: { id: id }
+        });
+
+        if (!contactRecord) {
+            return NextResponse.json(
+                { error: 'Contact record not found' },
+                { status: 404 }
+            );
+        }
+
+        const data = await request.json();
+        const { customerId, contactType, notes } = data;
+
+        // Validate required fields
+        if (!contactType) {
+            return NextResponse.json(
+                { error: 'Contact type is required' },
+                { status: 400 }
+            );
+        }
+
+        // If customerId is changing, verify the new customer exists
+        if (customerId && customerId !== contactRecord.customerId) {
+            const customer = await customerRepository.findOne({
+                where: { id: customerId }
+            });
+
+            if (!customer) {
+                return NextResponse.json(
+                    { error: 'Customer not found' },
+                    { status: 404 }
+                );
+            }
+
+            contactRecord.customerId = customerId;
+        }
+
+        // Update contact record fields
+        contactRecord.contactType = contactType;
+        contactRecord.notes = notes || '';
+
+        // Save the updated contact record
+        const updatedContactRecord = await contactRecordRepository.save(contactRecord);
+
+        return NextResponse.json(updatedContactRecord);
+    } catch (error) {
+        console.error('Error updating contact record:', error);
+        return NextResponse.json(
+            { error: 'Failed to update contact record' },
+            { status: 500 }
+        );
+    }
+}
+
+// DELETE /api/contact-records/[id] - Delete a contact record
+export async function DELETE(
+    request: NextRequest,
+    props: { params: Promise<{ id: string }> }
+) {
+    try {
+        const { id } = await props.params;
+        const dataSource = await getDataSource();
+        const contactRecordRepository = dataSource.getRepository(ContactRecord);
+
+        // Find the contact record to delete
+        const contactRecord = await contactRecordRepository.findOne({
+            where: { id: id }
+        });
+
+        if (!contactRecord) {
+            return NextResponse.json(
+                { error: 'Contact record not found' },
+                { status: 404 }
+            );
+        }
+
+        // Delete the contact record
+        await contactRecordRepository.remove(contactRecord);
+
+        return NextResponse.json({ success: true });
+    } catch (error) {
+        console.error('Error deleting contact record:', error);
+        return NextResponse.json(
+            { error: 'Failed to delete contact record' },
+            { status: 500 }
+        );
+    }
+}

src/app/api/contact-records/route.ts

@@ -0,0 +1,83 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { getDataSource, ContactRecord, Customer } from '@/lib/database';
+
+// GET /api/contact-records - Get all contact records
+export async function GET(request: NextRequest) {
+    try {
+        const dataSource = await getDataSource();
+        const contactRecordRepository = dataSource.getRepository(ContactRecord);
+
+        // Get query parameters
+        const url = new URL(request.url);
+        const customerId = url.searchParams.get('customerId');
+
+        // Build query
+        const queryOptions: any = {
+            order: { createdAt: 'DESC' },
+            relations: ['customer']
+        };
+
+        // Filter by customer if customerId is provided
+        if (customerId) {
+            queryOptions.where = { customerId };
+        }
+
+        const contactRecords = await contactRecordRepository.find(queryOptions);
+
+        return NextResponse.json(contactRecords);
+    } catch (error) {
+        console.error('Error fetching contact records:', error);
+        return NextResponse.json(
+            { error: 'Failed to fetch contact records' },
+            { status: 500 }
+        );
+    }
+}
+
+// POST /api/contact-records - Create a new contact record
+export async function POST(request: NextRequest) {
+    try {
+        const dataSource = await getDataSource();
+        const contactRecordRepository = dataSource.getRepository(ContactRecord);
+        const customerRepository = dataSource.getRepository(Customer);
+
+        const data = await request.json();
+        const { customerId, contactType, notes } = data;
+
+        // Validate required fields
+        if (!customerId || !contactType) {
+            return NextResponse.json(
+                { error: 'Customer ID and contact type are required' },
+                { status: 400 }
+            );
+        }
+
+        // Verify customer exists
+        const customer = await customerRepository.findOne({
+            where: { id: customerId }
+        });
+
+        if (!customer) {
+            return NextResponse.json(
+                { error: 'Customer not found' },
+                { status: 404 }
+            );
+        }
+
+        // Create and save the new contact record
+        const contactRecord = new ContactRecord();
+        contactRecord.customerId = customerId;
+        contactRecord.contactType = contactType;
+        contactRecord.notes = notes || '';
+
+        const savedContactRecord = await contactRecordRepository.save(contactRecord);
+
+        return NextResponse.json(savedContactRecord, { status: 201 });
+    } catch (error) {
+        console.error('Error creating contact record:', error);
+        return NextResponse.json(
+            { error: 'Failed to create contact record' },
+            { status: 500 }
+        );
+    }
+}

src/lib/database/config.ts

@@ -2,13 +2,14 @@ import { DataSource, DataSourceOptions } from 'typeorm';
 import { User } from './entities/User';
 import { Post } from './entities/Post';
 import { Customer } from './entities/Customer';
+import { ContactRecord } from './entities/ContactRecord';
 import path from 'path';
 
 // Default configuration for SQLite (development/testing)
 const sqliteConfig: DataSourceOptions = {
   type: 'sqlite',
   database: path.join(process.cwd(), 'data', 'database.sqlite'),
-  entities: [User, Post, Customer],
+  entities: [User, Post, Customer, ContactRecord],
   synchronize: true, // Set to false in production
   logging: process.env.NODE_ENV === 'development',
 };
@@ -21,7 +22,7 @@ const mysqlConfig: DataSourceOptions = {
   username: process.env.DB_USERNAME || 'root',
   password: process.env.DB_PASSWORD || '',
   database: process.env.DB_DATABASE || 'kantancms',
-  entities: [User, Post, Customer],
+  entities: [User, Post, Customer, ContactRecord],
   synchronize: false, // Always false in production
   logging: process.env.NODE_ENV === 'development',
 };
@@ -34,7 +35,7 @@ const postgresConfig: DataSourceOptions = {
   username: process.env.DB_USERNAME || 'postgres',
   password: process.env.DB_PASSWORD || '',
   database: process.env.DB_DATABASE || 'kantancms',
-  entities: [User, Post, Customer],
+  entities: [User, Post, Customer, ContactRecord],
   synchronize: false, // Always false in production
   logging: process.env.NODE_ENV === 'development',
 };

src/lib/database/entities/ContactRecord.ts

@@ -0,0 +1,27 @@
+import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn, UpdateDateColumn, ManyToOne, JoinColumn } from 'typeorm';
+import type { Customer } from './Customer';
+
+@Entity('contact_records')
+export class ContactRecord {
+    @PrimaryGeneratedColumn('uuid')
+    id: string;
+
+    @Column()
+    customerId: string;
+
+    @Column()
+    contactType: string;
+
+    @Column('text')
+    notes: string;
+
+    @CreateDateColumn()
+    createdAt: Date;
+
+    @UpdateDateColumn()
+    modifiedAt: Date;
+
+    @ManyToOne('Customer', 'contactRecords')
+    @JoinColumn({ name: 'customerId' })
+    customer: Customer;
+}

src/lib/database/entities/Customer.ts

@@ -1,4 +1,5 @@
-import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn, UpdateDateColumn } from 'typeorm';
+import { Entity, PrimaryGeneratedColumn, Column, CreateDateColumn, UpdateDateColumn, OneToMany } from 'typeorm';
+import type { ContactRecord } from './ContactRecord';
 
 @Entity('customers')
 export class Customer {
@@ -19,4 +20,7 @@ export class Customer {
 
     @UpdateDateColumn()
     modifiedAt: Date;
+
+    @OneToMany('ContactRecord', 'customer')
+    contactRecords: ContactRecord[];
 }

src/lib/database/index.ts

@@ -35,3 +35,4 @@ export const getDataSource = async () => {
 export * from './entities/User';
 export * from './entities/Post';
 export * from './entities/Customer';
+export * from './entities/ContactRecord';