From d393adf31aaeda56bf47d6e1aa21b02c1e0f1dd5 Mon Sep 17 00:00:00 2001
From: Simon Warta <simon@warta.it>
Date: Thu, 6 Aug 2020 11:13:54 +0200
Subject: [PATCH] Add StargateClient

---
 packages/stargate/src/index.spec.ts          |  5 -----
 packages/stargate/src/index.ts               |  1 +
 packages/stargate/src/stargateclient.spec.ts | 13 +++++++++++++
 packages/stargate/src/stargateclient.ts      | 18 ++++++++++++++++++
 packages/stargate/src/testutils.spec.ts      | 10 ++++++++++
 packages/stargate/types/index.d.ts           |  1 +
 packages/stargate/types/stargateclient.d.ts  |  6 ++++++
 7 files changed, 49 insertions(+), 5 deletions(-)
 delete mode 100644 packages/stargate/src/index.spec.ts
 create mode 100644 packages/stargate/src/stargateclient.spec.ts
 create mode 100644 packages/stargate/src/stargateclient.ts
 create mode 100644 packages/stargate/src/testutils.spec.ts
 create mode 100644 packages/stargate/types/stargateclient.d.ts

diff --git a/packages/stargate/src/index.spec.ts b/packages/stargate/src/index.spec.ts
deleted file mode 100644
index 9d23c3f1..00000000
--- a/packages/stargate/src/index.spec.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-describe("dummy", () => {
-  it("has at least one test", () => {
-    expect(2).toEqual(2);
-  });
-});
diff --git a/packages/stargate/src/index.ts b/packages/stargate/src/index.ts
index e69de29b..abb21525 100644
--- a/packages/stargate/src/index.ts
+++ b/packages/stargate/src/index.ts
@@ -0,0 +1 @@
+export { StargateClient } from "./stargateclient";
diff --git a/packages/stargate/src/stargateclient.spec.ts b/packages/stargate/src/stargateclient.spec.ts
new file mode 100644
index 00000000..da09f08a
--- /dev/null
+++ b/packages/stargate/src/stargateclient.spec.ts
@@ -0,0 +1,13 @@
+import { StargateClient } from "./stargateclient";
+import { pendingWithoutSimapp, simapp } from "./testutils.spec";
+
+describe("StargateClient", () => {
+  describe("connect", () => {
+    it("works", async () => {
+      pendingWithoutSimapp();
+      const client = await StargateClient.connect(simapp.tendermintUrl);
+      expect(client).toBeTruthy();
+      client.disconnect();
+    });
+  });
+});
diff --git a/packages/stargate/src/stargateclient.ts b/packages/stargate/src/stargateclient.ts
new file mode 100644
index 00000000..40ea0342
--- /dev/null
+++ b/packages/stargate/src/stargateclient.ts
@@ -0,0 +1,18 @@
+import { Client as TendermintClient } from "@cosmjs/tendermint-rpc";
+
+export class StargateClient {
+  private readonly tmClient: TendermintClient;
+
+  public static async connect(endpoint: string): Promise<StargateClient> {
+    const tmClient = await TendermintClient.connect(endpoint);
+    return new StargateClient(tmClient);
+  }
+
+  private constructor(tmClient: TendermintClient) {
+    this.tmClient = tmClient;
+  }
+
+  public disconnect(): void {
+    this.tmClient.disconnect();
+  }
+}
diff --git a/packages/stargate/src/testutils.spec.ts b/packages/stargate/src/testutils.spec.ts
new file mode 100644
index 00000000..b02e5526
--- /dev/null
+++ b/packages/stargate/src/testutils.spec.ts
@@ -0,0 +1,10 @@
+export function pendingWithoutSimapp(): void {
+  if (!process.env.SIMAPP_ENABLED) {
+    return pending("Set SIMAPP_ENABLED to enable Simapp based tests");
+  }
+}
+
+export const simapp = {
+  tendermintUrl: "localhost:26657",
+  chainId: "simd-testing",
+};
diff --git a/packages/stargate/types/index.d.ts b/packages/stargate/types/index.d.ts
index e69de29b..abb21525 100644
--- a/packages/stargate/types/index.d.ts
+++ b/packages/stargate/types/index.d.ts
@@ -0,0 +1 @@
+export { StargateClient } from "./stargateclient";
diff --git a/packages/stargate/types/stargateclient.d.ts b/packages/stargate/types/stargateclient.d.ts
new file mode 100644
index 00000000..f65d2e29
--- /dev/null
+++ b/packages/stargate/types/stargateclient.d.ts
@@ -0,0 +1,6 @@
+export declare class StargateClient {
+  private readonly tmClient;
+  static connect(endpoint: string): Promise<StargateClient>;
+  private constructor();
+  disconnect(): void;
+}