Email Reminders

2015-10-28 10:25:19 -04:00
parent 9177a8dbb3
commit cfe753fb00
13 changed files with 272 additions and 10 deletions
@@ -0,0 +1,78 @@
+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Linq;
+using MileageTraker.Web.Models;
+
+namespace MileageTraker.Web.Email
+{
+	public class ServiceReminderEmail
+	{
+		private readonly string _emailSubject;
+		private readonly string _emailBody;
+		public User Recipient { get; set; }
+		public IList<ServiceReminder> ServiceReminders { get; set; }
+
+		public string Subject
+		{
+			get
+			{
+				if (!ServiceReminders.Any())
+					return "No upcoming vehicle services currently scheduled";
+				var vehicles = ServiceReminders.Select(sr => sr.Vehicle.VehicleId).Distinct().ToList();
+				var vehicleDesc = vehicles.Count > 1 ? vehicles.Count.ToString() + " vehicles" : "Vehicle Id " + vehicles.First();
+				var subject = string.Format(_emailSubject, vehicleDesc);
+				return subject;
+			}
+		}
+
+		public string Body
+		{
+			get
+			{
+				var reminderTexts = GetReminderTexts();
+				var body =
+					string.Format(_emailBody,
+					              Recipient.FullName,
+					              Environment.NewLine + Environment.NewLine
+					              + string.Join(Environment.NewLine, reminderTexts)
+						);
+
+				return body;
+			}
+		}
+
+		public ServiceReminderEmail(User recipient, IList<ServiceReminder> serviceReminders)
+		{
+			_emailSubject = ConfigurationManager.AppSettings["ServiceReminderSubject"];
+			_emailBody = ConfigurationManager.AppSettings["ServiceReminderBody"];
+			Recipient = recipient;
+			ServiceReminders = serviceReminders;
+		}
+
+		private IEnumerable<string> GetReminderTexts()
+		{
+			if (!ServiceReminders.Any())
+				return new[] {"No upcoming services currently scheduled"};
+
+			return
+				from sr in ServiceReminders
+				let diff =
+					sr.TargetOdometer - (sr.Vehicle.CurrentOdometer.HasValue ? sr.Vehicle.CurrentOdometer.Value : 0)
+				orderby diff
+				let description =
+					!string.IsNullOrEmpty(sr.Description)
+						? String.Format(", description is '{0}'", sr.Description)
+						: string.Empty
+				let assignedTo =
+					!string.IsNullOrEmpty(sr.Vehicle.Assigned)
+						? String.Format("assigned to {0}", sr.Vehicle.Assigned)
+						: "unassigned"
+				select
+					string.Format("Vehicle with Id {0}, which is {3}, has a reminder for service {1} miles{2}.",
+					              sr.Vehicle.VehicleId, diff < 0 ? " overdue " + (-diff).ToString() : " in " + diff.ToString(),
+					              description,
+					              assignedTo);
+		}
+	}
+}