From 20c633eed688b6bc8c769da799a1c33d6ff89082 Mon Sep 17 00:00:00 2001
From: Linwenxuan <116782992+Linwenxuan05@users.noreply.github.com>
Date: Sat, 14 Oct 2023 21:43:14 +0800
Subject: [PATCH] Implemented GroupInfo for Lagrange.OneBot

---
 .../Core/Entity/Action/OneBotGetGroupInfo.cs  | 11 ++++++++
 Lagrange.OneBot/Core/Entity/OneBotGroup.cs    | 15 +++++++++++
 .../Operation/Info/GetGroupInfoOperation.cs   | 22 ++++++++++++++++
 .../Operation/Info/GetGroupListOperation.cs   | 25 +++++++++++++++++++
 README.md                                     |  4 +--
 5 files changed, 75 insertions(+), 2 deletions(-)
 create mode 100644 Lagrange.OneBot/Core/Entity/Action/OneBotGetGroupInfo.cs
 create mode 100644 Lagrange.OneBot/Core/Entity/OneBotGroup.cs
 create mode 100644 Lagrange.OneBot/Core/Operation/Info/GetGroupInfoOperation.cs
 create mode 100644 Lagrange.OneBot/Core/Operation/Info/GetGroupListOperation.cs

diff --git a/Lagrange.OneBot/Core/Entity/Action/OneBotGetGroupInfo.cs b/Lagrange.OneBot/Core/Entity/Action/OneBotGetGroupInfo.cs
new file mode 100644
index 000000000..13f28bf53
--- /dev/null
+++ b/Lagrange.OneBot/Core/Entity/Action/OneBotGetGroupInfo.cs
@@ -0,0 +1,11 @@
+using System.Text.Json.Serialization;
+
+namespace Lagrange.OneBot.Core.Entity.Action;
+
+[Serializable]
+public class OneBotGetGroupInfo
+{
+    [JsonPropertyName("group_id")] public uint GroupId { get; set; }
+    
+    [JsonPropertyName("no_cache")] public bool NoCache { get; set; }
+}
\ No newline at end of file
diff --git a/Lagrange.OneBot/Core/Entity/OneBotGroup.cs b/Lagrange.OneBot/Core/Entity/OneBotGroup.cs
new file mode 100644
index 000000000..03eba165f
--- /dev/null
+++ b/Lagrange.OneBot/Core/Entity/OneBotGroup.cs
@@ -0,0 +1,15 @@
+using System.Text.Json.Serialization;
+
+namespace Lagrange.OneBot.Core.Entity;
+
+[Serializable]
+public class OneBotGroup(uint groupId, string groupName)
+{
+    [JsonPropertyName("group_id")] public uint GroupId { get; set; } = groupId;
+
+    [JsonPropertyName("group_name")] public string GroupName { get; set; } = groupName;
+
+    [JsonPropertyName("member_count")] public int MemberCount { get; set; }
+    
+    [JsonPropertyName("max_member_count")] public int MaxMemberCount { get; set; }
+}
\ No newline at end of file
diff --git a/Lagrange.OneBot/Core/Operation/Info/GetGroupInfoOperation.cs b/Lagrange.OneBot/Core/Operation/Info/GetGroupInfoOperation.cs
new file mode 100644
index 000000000..5e6166490
--- /dev/null
+++ b/Lagrange.OneBot/Core/Operation/Info/GetGroupInfoOperation.cs
@@ -0,0 +1,22 @@
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using Lagrange.Core;
+using Lagrange.Core.Common.Interface.Api;
+using Lagrange.OneBot.Core.Entity.Action;
+
+namespace Lagrange.OneBot.Core.Operation.Info;
+
+[Operation("get_group_info")]
+public class GetGroupInfoOperation : IOperation
+{
+    public async Task<OneBotResult> HandleOperation(string echo, BotContext context, JsonObject? payload)
+    {
+        if (payload.Deserialize<OneBotGetGroupInfo>() is { } message)
+        {
+            var result = await context.FetchGroups(message.NoCache);
+            return new OneBotResult(result.FirstOrDefault(x => x.GroupUin == message.GroupId), 0, "ok", echo);
+        }
+
+        throw new Exception();
+    }
+}
\ No newline at end of file
diff --git a/Lagrange.OneBot/Core/Operation/Info/GetGroupListOperation.cs b/Lagrange.OneBot/Core/Operation/Info/GetGroupListOperation.cs
new file mode 100644
index 000000000..bdd3b70c4
--- /dev/null
+++ b/Lagrange.OneBot/Core/Operation/Info/GetGroupListOperation.cs
@@ -0,0 +1,25 @@
+using System.Text.Json;
+using System.Text.Json.Nodes;
+using Lagrange.Core;
+using Lagrange.Core.Common.Interface.Api;
+using Lagrange.OneBot.Core.Entity.Action;
+
+namespace Lagrange.OneBot.Core.Operation.Info;
+
+[Operation("get_group_list")]
+public class GetGroupListOperation : IOperation
+{
+    public async Task<OneBotResult> HandleOperation(string echo, BotContext context, JsonObject? payload)
+    {
+        if (payload.Deserialize<OneBotGetGroupInfo>() is { } message)
+        {
+            var result = await context.FetchGroups(message.NoCache);
+            return new OneBotResult(result, 0, "ok", echo);
+        }
+        else
+        {
+            var result = await context.FetchGroups();
+            return new OneBotResult(result, 0, "ok", echo);
+        }
+    }
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index e4e8aaa33..fcbe6aa3f 100644
--- a/README.md
+++ b/README.md
@@ -123,8 +123,8 @@ Please use Lagrange.Core responsibly and in accordance with the law.
 | [/get_login_info]          |    🟢   |
 | [/get_stranger_info]       |    🔴   |
 | [/get_friend_list]         |    🔴   |
-| [/get_group_info]          |    🔴   |
-| [/get_group_list]          |    🔴   |
+| [/get_group_info]          |    🟢   |
+| [/get_group_list]          |    🟢   |
 | [/get_group_member_info]   |    🔴   |
 | [/get_group_member_list]   |    🔴   |
 | [/get_group_honor_info]    |    🔴   |