WIP fix: Update Code Snippets (#1964)

* update xcc

* update rust/callbacks.md

* update crosscontract, count, donation

* update code snippets

* Update docs/2.build/2.smart-contracts/anatomy/actions.md

---------

Co-authored-by: Guille <gagdiez.c@gmail.com>

docs/2.build/1.chain-abstraction/multichain-gas-relayer/relayer-gas-example.md

@@ -96,7 +96,7 @@ Python and Rust output different hex RLP encoded transactions.
   <Language value="Rust" language="rust">
     <Github fname="test.rs"
         url="https://github.com/near/multichain-relayer-server/blob/5b040611f2dc6c6b405b5ec00d5102e3cc27a65c/tests/tests.rs"
-        start="24" end="33" />
+        start="24" end="38" />
   </Language>
 </CodeTabs>
 

docs/2.build/2.smart-contracts/anatomy/actions.md

@@ -41,16 +41,15 @@ You can send $NEAR from your contract to any other account on the network. The G
 <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
-  use near_sdk::{near_bindgen, AccountId, Promise, Balance};
+  use near_sdk::{near, AccountId, Promise, NearToken};
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   #[near_bindgen]
   impl Contract {
-    pub fn transfer(&self, to: AccountId, amount: Balance){
+    pub fn transfer(&self, to: AccountId, amount: NearToken){
       Promise::new(to).transfer(amount);
     }
   }
@@ -125,12 +124,11 @@ right in the callback.
 <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
   use near_sdk::{near_bindgen, env, log, Promise, Gas, PromiseError};
   use serde_json::json;
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   const HELLO_NEAR: &str = "hello-nearverse.testnet";
@@ -205,16 +203,15 @@ Sub-accounts are simply useful for organizing your accounts (e.g. `dao.project.n
 <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
-  use near_sdk::{near_bindgen, env, Promise, Balance};
+  use near_sdk::{near, env, Promise, NearToken};
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   const MIN_STORAGE: Balance = 1_000_000_000_000_000_000_000; //0.001Ⓝ
 
-  #[near_bindgen]
+  #[near]
   impl Contract {
     pub fn create(&self, prefix: String){
       let account_id = prefix + "." + &env::current_account_id().to_string();
@@ -277,18 +274,17 @@ the `create_account` method of `near` or `testnet` root contracts.
 <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
-  use near_sdk::{near_bindgen, Promise, Gas, Balance };
+  use near_sdk::{near, Promise, Gas, NearToken };
   use serde_json::json;
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   const CALL_GAS: Gas = Gas(28_000_000_000_000);
   const MIN_STORAGE: Balance = 1_820_000_000_000_000_000_000; //0.00182Ⓝ
 
-  #[near_bindgen]
+  #[near]
   impl Contract {
     pub fn create_account(&self, account_id: String, public_key: String){
       let args = json!({
@@ -317,17 +313,16 @@ When creating an account you can also batch the action of deploying a contract t
   <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
-  use near_sdk::{near_bindgen, env, Promise, Balance};
+  use near_sdk::{near_bindgen, env, Promise, NearToken};
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   const MIN_STORAGE: Balance = 1_100_000_000_000_000_000_000_000; //1.1Ⓝ
   const HELLO_CODE: &[u8] = include_bytes!("./hello.wasm");
 
-  #[near_bindgen]
+  #[near]
   impl Contract {
     pub fn create_hello(&self, prefix: String){
       let account_id = prefix + "." + &env::current_account_id().to_string();
@@ -462,16 +457,15 @@ There are two scenarios in which you can use the `delete_account` action:
 <TabItem value="rust" label="🦀 Rust">
 
 ```rust
-  use near_sdk::borsh::{self, BorshDeserialize, BorshSerialize};
-  use near_sdk::{near_bindgen, env, Promise, Balance, AccountId};
+  use near_sdk::{near, env, Promise, Neartoken, AccountId};
 
-  #[near_bindgen]
-  #[derive(Default, BorshDeserialize, BorshSerialize)]
+  #[near(contract_state)]
+  #[derive(Default)]
   pub struct Contract { }
 
   const MIN_STORAGE: Balance = 1_000_000_000_000_000_000_000; //0.001Ⓝ
 
-  #[near_bindgen]
+  #[near]
   impl Contract {
     pub fn create_delete(&self, prefix: String, beneficiary: AccountId){
       let account_id = prefix + "." + &env::current_account_id().to_string();

docs/2.build/2.smart-contracts/anatomy/crosscontract.md

@@ -33,9 +33,10 @@ While making your contract, it is likely that you will want to query information
 <Language value="rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="25" end="48" />
+            start="22" end="51" />
             <Github fname="external.rs"
-            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs" />
+            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs"
+            start="2" end="12" />
 
 </Language>
 
@@ -57,9 +58,10 @@ Calling another contract passing information is also a common scenario. Bellow y
 <Language value="rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="52" end="75" />
+            start="53" end="80" />
     <Github fname="external.rs"
-            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs" />
+            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs"
+            start="2" end="12" />
 
 </Language>
 

docs/2.build/2.smart-contracts/quickstart.md

@@ -158,7 +158,7 @@ Your new smart contract stores a `greeting: string` attribute in their state, an
 <Language value="rs" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/hello-near-examples/blob/main/contract-rs/src/lib.rs"
-            start="6" end="32" />
+            start="4" end="32" />
 
 </Language>
 

docs/3.tutorials/examples/count-near.md

@@ -125,7 +125,7 @@ The contract presents 4 methods: `get_num`, `increment`, `decrement`, and `reset
   <Language value="rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/counters/blob/main/contract-rs/src/lib.rs"
-            start="5" end="39" />
+            start="5" end="37" />
   </Language>
 </CodeTabs>
 

docs/3.tutorials/examples/donation.md

@@ -117,7 +117,7 @@ NEAR wallet to accept a transaction.
 
 ## Smart Contract
 
-The contract exposes methods to donate tokens (`donate`), and methods to retrieve the recorded donations (e.g. `get_donation_by_number`).
+The contract exposes methods to donate tokens (`donate`), and methods to retrieve the recorded donations (e.g. `get_donation_for_account`).
 
 <CodeTabs>
   <Language value="js" language="ts">
@@ -128,7 +128,7 @@ The contract exposes methods to donate tokens (`donate`), and methods to retriev
   <Language value="rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/donation-examples/blob/main/contract-rs/src/donation.rs"
-            start="22" end="65" />
+            start="17" end="74" />
   </Language>
 </CodeTabs>
 

docs/3.tutorials/examples/xcc.md

@@ -87,9 +87,10 @@ The contract exposes methods to query the greeting and change it. These methods
   <Language value="rust" language="rust">
     <Github fname="lib.rs"
             url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/lib.rs"
-            start="25" end="50" />
+            start="22" end="51" />
             <Github fname="external.rs"
-            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs" />
+            url="https://github.com/near-examples/cross-contract-calls/blob/main/contract-simple-rs/src/external.rs"
+            start="2" end="12" />
   </Language>
 </CodeTabs>
 

docs/sdk/rust/contract-structure/collections.md

@@ -53,13 +53,13 @@ Example of `HashMap`:
 
 ```rust
 /// Using Default initialization.
-#[near_bindgen]
-#[derive(BorshDeserialize, BorshSerialize, Default)]
+#[near(contract_state)]
+#[derive(Default)]
 pub struct Contract {
     pub status_updates: HashMap<AccountId, String>,
 }
 
-#[near_bindgen]
+#[near]
 impl Contract {
     pub fn set_status(&mut self, status: String) {
         self.status_updates.insert(env::predecessor_account_id(), status);
@@ -80,13 +80,13 @@ impl Contract {
 Example of `UnorderedMap`:
 
 ```rust
-#[near_bindgen]
-#[derive(BorshDeserialize, BorshSerialize, PanicOnDefault)]
+#[near(contract_state)]
+#[derive(PanicOnDefault)]
 pub struct Contract {
     pub status_updates: UnorderedMap<AccountId, String>,
 }
 
-#[near_bindgen]
+#[near]
 impl Contract {
     #[init]
     pub fn new() -> Self {
@@ -194,13 +194,13 @@ This can be done using iterators with [`Skip`](https://doc.rust-lang.org/std/ite
 Example of pagination for `UnorderedMap`:
 
 ```rust
-#[near_bindgen]
-#[derive(BorshDeserialize, BorshSerialize, PanicOnDefault)]
+#[near(contract_state)]
+#[derive(PanicOnDefault)]
 pub struct Contract {
     pub status_updates: UnorderedMap<AccountId, String>,
 }
 
-#[near_bindgen]
+#[near]
 impl Contract {
     /// Retrieves multiple elements from the `UnorderedMap`.
     /// - `from_index` is the index to start from.
@@ -252,21 +252,20 @@ like other persistent collections.
 Compared to other collections, `LazyOption` only allows you to initialize the value during initialization.
 
 ```rust
-#[near_bindgen]
-#[derive(BorshDeserialize, BorshSerialize, PanicOnDefault)]
+#[near(contract_state)]
+#[derive(PanicOnDefault)]
 pub struct Contract {
     pub metadata: LazyOption<Metadata>,
 }
 
-#[derive(Serialize, Deserialize, BorshDeserialize, BorshSerialize)]
-#[serde(crate = "near_sdk::serde")]
+#[near(serializers=[borsh, json])]
 pub struct Metadata {
     data: String,
     image: Base64Vec,
     blobs: Vec<String>,
 }
 
-#[near_bindgen]
+#[near]
 impl Contract {
     #[init]
     pub fn new(metadata: Metadata) -> Self {

docs/sdk/rust/cross-contract/callbacks.md

@@ -53,7 +53,7 @@ mod ext_calculator {
 Let's assume the calculator is deployed on `calc.near`, we can use the following:
 
 ```rust
-#[near_bindgen]
+#[near]
 impl Contract {
     pub fn sum_a_b(&mut self, a: U128, b: U128) -> Promise {
         let calculator_account_id: AccountId = "calc.near".parse().unwrap();
@@ -94,7 +94,7 @@ fn get_account_to_check() -> AccountId {
 ```
 
 ```rust
-#[near_bindgen]
+#[near]
 impl Contract {
     pub fn xcc_use_promise_result() -> Promise {
         // Call the method `is_allowlisted` on the allowlisted contract. Static GAS is only attached to the callback.