bot: add member lookup command

PluralKit.Bot/Commands/MemberCommands.cs

@@ -8,7 +8,9 @@ namespace PluralKit.Bot.Commands
     [Group("member")]
     public class MemberCommands : ContextParameterModuleBase<PKMember>
     {
+        public SystemStore Systems { get; set; }
         public MemberStore Members { get; set; }
+        public EmbedService Embeds { get; set;  }
 
         public override string Prefix => "member";
         public override string ContextNoun => "member";
@@ -115,6 +117,14 @@ namespace PluralKit.Bot.Commands
 
             await Context.Channel.SendMessageAsync($"{Emojis.Success} Member color {(color == null ? "cleared" : "changed")}.");
         }
+
+        [Command]
+        [Remarks("member")]
+        public async Task ViewMember(PKMember member)
+        {
+            var system = await Systems.GetById(member.Id);
+            await Context.Channel.SendMessageAsync(embed: await Embeds.CreateMemberEmbed(system, member));
+        }
         
         public override async Task<PKMember> ReadContextParameterAsync(string value)
         {

PluralKit.Bot/Services/EmbedService.cs

@@ -1,3 +1,4 @@
+using System.Globalization;
 using System.Linq;
 using System.Threading.Tasks;
 using Discord;
@@ -5,11 +6,13 @@ using Discord;
 namespace PluralKit.Bot {
     public class EmbedService {
         private SystemStore _systems;
+        private MemberStore _members;
         private IDiscordClient _client;
 
-        public EmbedService(SystemStore systems, IDiscordClient client)
+        public EmbedService(SystemStore systems, MemberStore members, IDiscordClient client)
         {
             this._systems = systems;
+            this._members = members;
             this._client = client;
         }
 
@@ -41,5 +44,30 @@ namespace PluralKit.Bot {
                 .WithTimestamp(message.Timestamp)
                 .Build();
         }
+
+        public async Task<Embed> CreateMemberEmbed(PKSystem system, PKMember member)
+        {
+            var name = member.Name;
+            if (system.Name != null) name = $"{member.Name} ({system.Name})";
+            
+            var color = Color.Default;
+            if (member.Color != null) color = new Color(uint.Parse(member.Color, NumberStyles.HexNumber));
+
+            var messageCount = await _members.MessageCount(member);
+
+            var eb = new EmbedBuilder()
+                // TODO: add URL of website when that's up
+                .WithAuthor(name, member.AvatarUrl)
+                .WithColor(color)
+                .WithDescription(member.Description)
+                .WithFooter($"System ID: {system.Hid} | Member ID: {member.Hid}");
+
+            if (member.Birthday != null) eb.AddField("Birthdate", member.BirthdayString);
+            if (member.Pronouns != null) eb.AddField("Pronouns", member.Pronouns);
+            if (messageCount > 0) eb.AddField("Message Count", messageCount);
+            if (member.HasProxyTags) eb.AddField("Proxy Tags", $"{member.Prefix}text{member.Suffix}");
+
+            return eb.Build();
+        }
     }
 }

PluralKit.Core/Stores.cs

@@ -35,6 +35,11 @@ namespace PluralKit {
         public async Task<PKSystem> GetByToken(string token) {
             return await conn.QuerySingleOrDefaultAsync<PKSystem>("select * from systems where token = @Token", new { Token = token });
         }
+        
+        public async Task<PKSystem> GetById(int id)
+        {
+            return await conn.QuerySingleOrDefaultAsync<PKSystem>("select * from systems where id = @Id", new { Id = id });
+        }
 
         public async Task Save(PKSystem system) {
             await conn.ExecuteAsync("update systems set name = @Name, description = @Description, tag = @Tag, avatar_url = @AvatarUrl, token = @Token, ui_tz = @UiTz where id = @Id", system);
@@ -95,6 +100,11 @@ namespace PluralKit {
         public async Task Delete(PKMember member) {
             await conn.ExecuteAsync("delete from members where id = @Id", member);
         }
+
+        public async Task<int> MessageCount(PKMember member)
+        {
+            return await conn.QuerySingleAsync<int>("select count(*) from messages where member = @Id", member);
+        }
     }
 
     public class MessageStore {