From 8058bffba5ecc513ee5b711e6a8c28660740f028 Mon Sep 17 00:00:00 2001
From: Karolis2011 <Karolis2011@users.noreply.github.com>
Date: Thu, 20 Jun 2019 01:01:49 +0300
Subject: [PATCH] Help part 2

---
 EventBot/Misc/Extensions.cs     | 17 +++++++++++-
 EventBot/Modules/BasicModule.cs | 47 ++++++++++++++++++++++++++++++---
 EventBot/Modules/EventModule.cs |  2 ++
 3 files changed, 62 insertions(+), 4 deletions(-)

diff --git a/EventBot/Misc/Extensions.cs b/EventBot/Misc/Extensions.cs
index 096fdce..474eff1 100644
--- a/EventBot/Misc/Extensions.cs
+++ b/EventBot/Misc/Extensions.cs
@@ -26,7 +26,22 @@ namespace EventBot.Misc
 
         public static string FormatCallHelpString(this CommandInfo command)
         {
-            return $"{command.Aliases[0]} {string.Join(" ", command.Parameters.Select(p => p.IsOptional ? $"[{p.Name}]" : $"<{p.Name}>"))}";
+            return $"{command.Aliases[0]} {string.Join(" ", command.Parameters.Select(p => p.FormatParameter()))}";
         }
+
+        public static string FormatParameter(this ParameterInfo p) => p.IsOptional ? $"[{p.Name}]" : $"<{p.Name}>";
+        public static string FormatParameterType(this ParameterInfo p)
+        {
+            var @switch = new Dictionary<Type, Func<ParameterInfo, string>>()
+            {
+                { typeof(int), (_) => "Number" },
+
+            };
+            if (@switch.ContainsKey(p.Type))
+                return @switch[p.Type](p);
+            else
+                return p.Type.Name;
+        }
+
     }
 }
diff --git a/EventBot/Modules/BasicModule.cs b/EventBot/Modules/BasicModule.cs
index dae9356..d9011e1 100644
--- a/EventBot/Modules/BasicModule.cs
+++ b/EventBot/Modules/BasicModule.cs
@@ -73,7 +73,8 @@ namespace EventBot.Modules
                 var pagedCommands = _commands.Commands
                     .OrderBy(c => c.Aliases[0])
                     .Where(c => c.Attributes
-                        .Select(a => {
+                        .Select(a =>
+                        {
                             switch (a)
                             {
                                 case NoHelpAttribute _:
@@ -85,7 +86,7 @@ namespace EventBot.Modules
                             }
                         })
                         .Aggregate(true, (a, r) => a && r))
-                    .SelectMany(c => c.Aliases.Select(a => new { CI = c, MA = (c.Aliases[0] == a), A = a}).Reverse())
+                    .SelectMany(c => c.Aliases.Select(a => new { CI = c, MA = (c.Aliases[0] == a), A = a }).Reverse())
                     .Select((e, i) => new { Command = e, Index = i })
                     .GroupBy(o => o.Index / 20)
                     .Select(g => g.Select(o => o.Command));
@@ -94,7 +95,8 @@ namespace EventBot.Modules
                 {
                     Title = "Command list",
                     Color = Color.DarkBlue,
-                    Pages = pagedCommands.Select(p => string.Join("\r\n", p.Select(c => {
+                    Pages = pagedCommands.Select(p => string.Join("\r\n", p.Select(c =>
+                    {
                         if (c.MA)
                             return $"`{c.CI.FormatCallHelpString()}` - **{c.CI.Name}**";
                         else
@@ -108,6 +110,45 @@ namespace EventBot.Modules
                 };
                 await PagedReplyAsync(pager);
             }
+
+            [Command]
+            [Name("Help")]
+            [Summary("Shows detailed info about command.")]
+            public async Task DefaultHelpAsync([Summary("Command ")][Remainder] string commandAlias)
+            {
+                var command = _commands.Commands.Where(c => c.Aliases.Contains(commandAlias)).FirstOrDefault();
+                if (command == null)
+                    throw new Exception("This command was not found.");
+                var embed = new EmbedBuilder()
+                    .WithTitle(command.Name)
+                    .WithDescription(command.Summary)
+                    .WithColor(Color.DarkTeal);
+                embed.AddField("Module", command.Module.Name, true);
+                if (command.Aliases.Count > 1)
+                    embed.AddField("Aliases", string.Join(", ", command.Aliases));
+                if(command.Parameters.Count > 0)
+                    embed.AddField("Parameters",
+                        string.Join("\r\n", command.Parameters.Select(p => $"`{p.FormatParameter()}` *(Type: {p.FormatParameterType()})* - **{p.Summary}** {(p.IsRemainder ? "_No quotes are needed, when providing this parameter._" : "")}" ))
+                    );
+
+                await ReplyAsync($"I got this information about command `{commandAlias}`:", embed: embed.Build());
+            }
+
+            [Command("types")]
+            [Name("Type help")]
+            [Priority(1)]
+            [Summary("Shows information about avaivable types for command paramters.")]
+            [NoHelp]
+            public async Task TypeHelp()
+            {
+                await ReplyAsync($"There are following avaivable types for command input: \r\n" +
+                    $"***String*** - The most basic text input, must be qouted if there is space inside. Ex: `\"This is a string\"`; `ThisCanBeUsedAlsoAsString`\r\n" +
+                    $"***Number*** - Just a simple number. Ex: `1`; `-2`; `1523`\r\n" +
+                    $"***User*** - Mention or ID of user. Ex: `360710685186850826`; `Skull132#1984`; {Context.Client.CurrentUser.Mention}\r\n" +
+                    $"***Event*** - ID of event. Just positive numbers 🙂.\r\n" +
+                    $"***EventRole*** - ID of event's role. Also positive numbers 😊.\r\n" +
+                    $"***EventParticipactionType*** - What type you want. Ex: `Quick`; `Detailed`");
+            }
         }
     }
 }
diff --git a/EventBot/Modules/EventModule.cs b/EventBot/Modules/EventModule.cs
index 2259bed..76f564d 100644
--- a/EventBot/Modules/EventModule.cs
+++ b/EventBot/Modules/EventModule.cs
@@ -13,6 +13,7 @@ using Discord.Addons.Interactive;
 namespace EventBot.Modules
 {
     [RequireContext(ContextType.Guild)]
+    [Name("Event")]
     public class EventModule : ModuleBase<SocketCommandContext>
     {
         private readonly EventManagementService _events;
@@ -55,6 +56,7 @@ namespace EventBot.Modules
         [RequireUserPermission(GuildPermission.Administrator, Group = "Permission")]
         [RequireOwner(Group = "Permission")]
         [Group("event")]
+        [Name("Event management")]
         public class EventManagementModule : InteractiveBase<SocketCommandContext>
         {
             private readonly EventManagementService _events;