SimpleNFT: publish & demo tx links (Aptos Devnet)

Author: root28root

simplenft/README.md

@@ -12,3 +12,11 @@ sui move build
 ## Test
 ```bash
 sui move test
+
+## 🚀 Deploy & Run (Aptos Devnet)
+
+**Package address:**  
+`0xb35962eed27b9a272d82673f2b7a99e7257b7b1a9af02c1a09143dacbaf498bd`
+
+- Publish tx: https://explorer.aptoslabs.com/txn/0xfe1cbd0b4514deb3c529aee2286a35f3f3f5f177acc7867dcfa428f48305bec4?network=devnet
+- Demo tx (entry_demo): https://explorer.aptoslabs.com/txn/0x279c2d6adcc180f572329e253077f65f9c792cb14a5e9e49b6346540585754f2?network=devnet

simplenft/sources/simple_nft.move

@@ -1,22 +1,67 @@
 module SimpleNFT::nft {
-    /// Minimal NFT without strings/vectors/signers
-    struct NFT has store {
-        id: u64,
-        owner: address,
+    /// Простейшая демо-модель без ресурсов внутри полей:
+    /// вместо хранения NFT как ресурса, храним его данные в примитивах.
+    struct Registry has store {
+        next_id: u64,
+        has0: bool,
+        id0: u64,
+        name0: vector<u8>,
+        owner0: address,
     }
 
-    /// Mint an NFT to owner with id
-    public fun mint(id: u64, owner: address): NFT {
-        NFT { id, owner }
+    public fun new_registry(): Registry {
+        Registry {
+            next_id: 0,
+            has0: false,
+            id0: 0,
+            name0: b"",
+            owner0: @0x0
+        }
     }
 
-    /// Transfer ownership
-    public fun transfer(n: &mut NFT, to: address) {
-        n.owner = to;
+    public fun mint(r: &mut Registry, to: address, name: vector<u8>) {
+        // Разрешаем ровно один минт (#0) для демо
+        assert!(!r.has0, 1);
+        let id = r.next_id;
+        r.next_id = id + 1;
+
+        // Заполняем поля примитивами — никаких ресурсов = нет проблем с drop
+        r.id0 = id;
+        r.name0 = name;
+        r.owner0 = to;
+        r.has0 = true;
+    }
+
+    public fun transfer(r: &mut Registry, id: u64, to: address) {
+        assert!(r.has0, 2);
+        assert!(r.id0 == id, 3);
+        r.owner0 = to;
+    }
+
+    public fun get_owner(r: &Registry, id: u64): address {
+        assert!(r.has0, 4);
+        assert!(r.id0 == id, 5);
+        r.owner0
+    }
+
+    // «Поглощаем» реестр, чтобы не было implicit drop предупреждений
+    fun destroy_registry(r: Registry) {
+        let Registry {
+            next_id: _,
+            has0: _,
+            id0: _,
+            name0: _,
+            owner0: _
+        } = r;
     }
 
-    /// Read owner
-    public fun owner_of(n: &NFT): address {
-        n.owner
+    /// DEMO: создаём реестр, минтим NFT #0 → переводим → проверяем владельца
+    public entry fun entry_demo(_s: &signer) {
+        let r = new_registry();
+        mint(&mut r, @0x1, b"Demo NFT");
+        transfer(&mut r, 0, @0x2);
+        let owner = get_owner(&r, 0);
+        assert!(owner == @0x2, 0);
+        destroy_registry(r);
     }
 }