Initial version

EonaCat.LogStack.Status/Pages/Admin/AlertRules.cshtml.cs

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+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using Microsoft.EntityFrameworkCore;
+using EonaCat.LogStack.Status.Data;
+using EonaCat.LogStack.Status.Models;
+using Monitor = EonaCat.LogStack.Status.Models.Monitor;
+
+namespace EonaCat.LogStack.Status.Pages.Admin;
+
+// This file is part of the EonaCat project(s) which is released under the Apache License.
+// See the LICENSE file or go to https://EonaCat.com/License for full license details.
+
+public class AlertRulesModel : PageModel
+{
+    private readonly DatabaseContext _database;
+    public AlertRulesModel(DatabaseContext database) => _database = database;
+
+    public List<AlertRule> Rules { get; set; } = new();
+    public List<Monitor> Monitors { get; set; } = new();
+    public string? Message { get; set; }
+
+    [BindProperty] public AlertRule NewRule { get; set; } = new();
+
+    public async Task<IActionResult> OnGetAsync()
+    {
+        if (HttpContext.Session.GetString("IsAdmin") != "true")
+        {
+            return RedirectToPage("/Admin/Login");
+        }
+
+        Rules = await _database.AlertRules
+            .Include(r => r.Monitor)
+            .OrderBy(r => r.MonitorId)
+            .ToListAsync();
+
+        Monitors = await _database.Monitors.Where(m => m.IsActive).OrderBy(m => m.Name).ToListAsync();
+        return Page();
+    }
+
+    public async Task<IActionResult> OnPostSaveAsync()
+    {
+        if (HttpContext.Session.GetString("IsAdmin") != "true")
+        {
+            return RedirectToPage("/Admin/Login");
+        }
+
+        NewRule.IsEnabled = true;
+        _database.AlertRules.Add(NewRule);
+        await _database.SaveChangesAsync();
+        Message = "Alert rule saved.";
+        return await OnGetAsync();
+    }
+
+    public async Task<IActionResult> OnPostToggleAsync(int id)
+    {
+        if (HttpContext.Session.GetString("IsAdmin") != "true")
+        {
+            return RedirectToPage("/Admin/Login");
+        }
+
+        var rule = await _database.AlertRules.FindAsync(id);
+        if (rule != null)
+        {
+            rule.IsEnabled = !rule.IsEnabled;
+            await _database.SaveChangesAsync();
+        }
+
+        Message = "Rule updated.";
+        return await OnGetAsync();
+    }
+
+    public async Task<IActionResult> OnPostDeleteAsync(int id)
+    {
+        if (HttpContext.Session.GetString("IsAdmin") != "true")
+        {
+            return RedirectToPage("/Admin/Login");
+        }
+
+        var rule = await _database.AlertRules.FindAsync(id);
+        if (rule != null)
+        {
+            _database.AlertRules.Remove(rule);
+            await _database.SaveChangesAsync();
+        }
+
+        Message = "Rule deleted.";
+        return await OnGetAsync();
+    }
+}