[NTRN-163] implement dex stargate contract

Cargo.toml

@@ -13,7 +13,7 @@ incremental = false
 overflow-checks = true
 
 [workspace.dependencies]
-neutron-sdk = { package = "neutron-sdk",git = "https://github.com/neutron-org/neutron-sdk.git", branch = "sdk/47" }
+neutron-sdk = { package = "neutron-sdk", git = "https://github.com/neutron-org/neutron-sdk.git", branch = "sdk/47" }
 prost = "0.12.1"
 prost-types = "0.12.1"
 cosmos-sdk-proto = { version = "0.20.0", default-features = false }

README.md

@@ -13,6 +13,7 @@ The following contracts are maintained here:
 | Neutron Interchain Queries Example Contract      | https://github.com/neutron-org/neutron-contracts/tree/main/contracts/neutron-interchain-queries | The contract shows how to properly work with [Interchain Queries Module](https://github.com/neutron-org/neutron/tree/master/x/interchainqueries) using [Interchain Queries SDK package](https://github.com/neutron-org/neutron-contracts/tree/main/packages/neutron-sdk/src/interchain_queries) via CosmWasm smart-contract.           |
 | Neutron Interchain Transactions Example Contract | https://github.com/neutron-org/neutron-contracts/tree/main/contracts/neutron_interchain_txs     | The contract shows how to properly work with [Neutron Interchain Transactions Module](https://github.com/neutron-org/neutron/tree/master/x/interchaintxs) using [Interchain Transactions SDK package](https://github.com/neutron-org/neutron-contracts/tree/main/packages/neutron-sdk/src/interchain_txs) via CosmWasm smart-contract. |
 | Neutron IBC Transfer Example Contract            | https://github.com/neutron-org/neutron-contracts/tree/main/contracts/ibc_transfer               | The contract shows how to properly work with [Neutron Sudo Package](https://github.com/neutron-org/neutron-contracts/tree/main/packages/neutron_sudo) to handle a callback from IBC transfer.                                                                                                                                          |
+| Neutron dex module + Stargate Example Contract   | https://github.com/neutron-org/neutron-contracts/tree/main/contracts/dex_stargate               | The contract shows a way to use [Neutron SDK's Stargate package](https://github.com/neutron-org/neutron-sdk/tree/main/packages/neutron-sdk/src/stargate) to interact with Neutron dex module via stargate                                                                                                                              |
 | Reflect                                          | https://github.com/neutron-org/neutron-contracts/tree/main/contracts/reflect                    | This contract is used for tests in the main neutron repository.                                                                                                                                                                                                                                                                        |
 
 ## Development

contracts/dex_stargate/.cargo/config

@@ -0,0 +1,6 @@
+[alias]
+wasm = "build --release --target wasm32-unknown-unknown"
+wasm-debug = "build --target wasm32-unknown-unknown"
+unit-test = "test --lib --features backtraces"
+integration-test = "test --test integration"
+schema = "run --example schema"

contracts/dex_stargate/Cargo.toml

@@ -0,0 +1,46 @@
+[package]
+name = "dex_stargate"
+version = "0.1.0"
+edition = "2021"
+
+
+exclude = [
+  # Those files are rust-optimizer artifacts. You might want to commit them for convenience but they should not be part of the source code publication.
+  "contract.wasm",
+  "hash.txt",
+]
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[profile.release]
+opt-level = 3
+debug = false
+rpath = false
+lto = true
+debug-assertions = false
+codegen-units = 1
+panic = 'abort'
+incremental = false
+overflow-checks = true
+
+[features]
+# for quicker tests, cargo test --lib
+# for more explicit tests, cargo test --features=backtraces
+backtraces = ["cosmwasm-std/backtraces"]
+library = []
+
+[dependencies]
+neutron-sdk = { workspace = true }
+cosmwasm-std = { version = "1.4.0", features = ["stargate"] }
+cw2 = "1.1.1"
+schemars = "0.8.15"
+serde = { version = "1.0.188", default-features = false, features = ["derive"] }
+prost = "0.12.3"
+prost-types = "0.12.1"
+cosmos-sdk-proto = { version = "0.20.0", default-features = false }
+
+[dev-dependencies]
+cosmwasm-schema = { version = "1.3.1", default-features = false }

contracts/dex_stargate/README.md

@@ -0,0 +1,3 @@
+# Dex Stargate
+
+This contract is used for tests in the main neutron repository.

contracts/dex_stargate/examples/schema.rs

@@ -0,0 +1,30 @@
+// Copyright 2022 Neutron
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use std::env::current_dir;
+use std::fs::create_dir_all;
+
+use cosmwasm_schema::{export_schema, remove_schemas, schema_for};
+use dex_stargate::msg::{ExecuteMsg, InstantiateMsg, QueryMsg};
+
+fn main() {
+    let mut out_dir = current_dir().unwrap();
+    out_dir.push("schema");
+    create_dir_all(&out_dir).unwrap();
+    remove_schemas(&out_dir).unwrap();
+
+    export_schema(&schema_for!(InstantiateMsg), &out_dir);
+    export_schema(&schema_for!(ExecuteMsg), &out_dir);
+    export_schema(&schema_for!(QueryMsg), &out_dir);
+}