remove on-chain messages, use offchain messages instead

Author: cryptowen

examples/demo.ts

@@ -561,18 +561,10 @@ async function interact(appMeta: AppMeta, signer: Ed25519Keypair, user: Ed25519K
     description: '新的 description',
     threshold: 2,
   });
-  // new message
-  await club.newMessage(signer, clubId, 0, 'hello, world!', MessageType.RAW);
-  await club.newMessage(signer, clubId, 0, '你好，世界！😁', MessageType.RAW);
   // create channel
   await club.addClubChannel(signer, clubId, '中文');
   // update channel name
   await club.updateClubChannelName(signer, clubId, 0, '默认');
-  // new message
-  await club.newMessage(signer, clubId, 1, 'hello, world!', MessageType.XOR);
-  await club.newMessage(signer, clubId, 1, '你好，世界！😁', MessageType.XOR);
-  // delete message
-  await club.deleteMessage(signer, clubId, 0, 0);
   // delete channel
   await club.deleteClubChannel(signer, clubId, 1);
 }
@@ -598,11 +590,6 @@ async function queries(appMeta: AppMeta) {
   // get one club info
   const clubInfo = await club.getClubInfoById(clubId);
   console.log('clubInfo', JSON.stringify(clubInfo, null, 2));
-  // get club channel msgs
-  const msgs = await club.getClubChannelMsgs(clubId, 0, 0, 3);
-  console.log('msgs', JSON.stringify(msgs, null, 2));
-  const msgs2 = await club.getClubChannelMsgs(clubId, 1, 0, 3);
-  console.log('msgs2', JSON.stringify(msgs2, null, 2));
 }
 
 async function main() {

sources/club.move

@@ -3,27 +3,23 @@ module club::club {
     use std::string::{utf8, String};
     use std::type_name;
     use std::vector;
-    use sui::clock::{Clock, timestamp_ms};
     use sui::coin::{Self, Coin};
     use sui::event::emit;
     use sui::object::{Self, UID, new, ID};
     use sui::sui;
     use sui::table::{Self, Table};
-    use sui::table_vec::{Self, TableVec};
     use sui::transfer::{share_object, public_transfer};
     use sui::tx_context::{Self, TxContext, sender};
     use sui::vec_set::{Self, VecSet, keys};
 
     // errors
     const ERR_NOT_AUTHORIZED: u64 = 1;
-    const ERR_MESSAGE_NOT_FOUND: u64 = 2;
-    const ERR_MESSAGE_DELETED: u64 = 3;
-    const ERR_INVALID_CLUB_NAME: u64 = 4;
-    const ERR_INVALID_CHANNEL_NAME: u64 = 5;
-    const ERR_ADMIN_ALREADY_EXISTS: u64 = 6;
-    const ERR_ADMIN_NOT_FOUND: u64 = 7;
-    const ERR_CHANNEL_NOT_FOUND: u64 = 8;
-    const ERR_INVALID_FEE: u64 = 9;
+    const ERR_INVALID_CLUB_NAME: u64 = 2;
+    const ERR_INVALID_CHANNEL_NAME: u64 = 3;
+    const ERR_ADMIN_ALREADY_EXISTS: u64 = 4;
+    const ERR_ADMIN_NOT_FOUND: u64 = 5;
+    const ERR_CHANNEL_NOT_FOUND: u64 = 6;
+    const ERR_INVALID_FEE: u64 = 7;
 
     // constants
     const VERSION: u64 = 0;
@@ -57,14 +53,6 @@ module club::club {
     struct Channel has store {
         name: String,
         deleted: bool,
-        messages: TableVec<Message>,
-    }
-
-    struct Message has copy, drop, store {
-        sender: address,
-        content: vector<u8>,
-        timestamp: u64,
-        deleted: bool,
     }
 
     // ====== Events ======
@@ -139,7 +127,6 @@ module club::club {
         let default_channel = Channel {
             name: default_channel_name_str,
             deleted: false,
-            messages: table_vec::empty(ctx),
         };
         let index = table::length(&club_global.clubs);
         let type_name = type_name::into_string(type_name::get<T>());
@@ -274,7 +261,6 @@ module club::club {
         let channel = Channel {
             name: utf8(name),
             deleted: false,
-            messages: table_vec::empty(ctx),
         };
         vector::push_back(&mut club.channels, channel);
     }
@@ -303,42 +289,4 @@ module club::club {
         let channel = vector::borrow_mut(&mut club.channels, channel_index);
         channel.name = utf8(name);
     }
-
-    entry public fun new_message(
-        clock: &Clock,
-        _club_global: &Global,
-        club: &mut Club,
-        channel_index: u64,
-        content: vector<u8>,
-        ctx: &mut TxContext,
-    ) {
-        assert!(channel_index < vector::length(&club.channels), ERR_CHANNEL_NOT_FOUND);
-        let channel = vector::borrow_mut(&mut club.channels, channel_index);
-        let sender = tx_context::sender(ctx);
-        let message = Message {
-            sender,
-            content,
-            timestamp: timestamp_ms(clock),
-            deleted: false,
-        };
-        table_vec::push_back(&mut channel.messages, message);
-    }
-
-    entry public fun delete_message(
-        _club_global: &Global,
-        club: &mut Club,
-        channel_index: u64,
-        message_index: u64,
-        ctx: &mut TxContext,
-    ) {
-        let sender = tx_context::sender(ctx);
-        assert!(channel_index < vector::length(&club.channels), ERR_CHANNEL_NOT_FOUND);
-        let channel = vector::borrow_mut(&mut club.channels, channel_index);
-        assert!(message_index < table_vec::length(&channel.messages), ERR_MESSAGE_NOT_FOUND);
-        let message = table_vec::borrow_mut(&mut channel.messages, message_index);
-        assert!(message.sender == sender, ERR_NOT_AUTHORIZED);
-        assert!(!message.deleted, ERR_MESSAGE_DELETED);
-        message.content = vector::empty();
-        message.deleted = true;
-    }
 }