From 604eeaa36bdf9e12135ab9fe995ad20f86a8a292 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=81ukasz=20Magiera?= <magik6k@gmail.com>
Date: Fri, 6 Sep 2019 19:42:31 +0200
Subject: [PATCH] pond: Basic storage client

---
 lotuspond/api.go                     | 19 +++++++++++++++++++
 lotuspond/front/src/ChainExplorer.js |  3 +++
 lotuspond/front/src/FullNode.js      |  9 +++++++--
 3 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/lotuspond/api.go b/lotuspond/api.go
index 321e0b0e1..6b547e7a4 100644
--- a/lotuspond/api.go
+++ b/lotuspond/api.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"crypto/rand"
 	"fmt"
 	"github.com/filecoin-project/go-lotus/lib/jsonrpc"
 	"io"
@@ -203,6 +204,24 @@ func (api *api) SpawnStorage(fullNodeRepo string) (nodeInfo, error) {
 	return info, nil
 }
 
+func (api *api) CreateRandomFile(size int64) (string, error) {
+	tf, err := ioutil.TempFile(os.TempDir(), "pond-random-")
+	if err != nil {
+		return "", err
+	}
+
+	_, err = io.CopyN(tf, rand.Reader, size)
+	if err != nil {
+		return "", err
+	}
+
+	if err := tf.Close(); err != nil {
+		return "", err
+	}
+
+	return tf.Name(), nil
+}
+
 type client struct {
 	Nodes func() []nodeInfo
 }
diff --git a/lotuspond/front/src/ChainExplorer.js b/lotuspond/front/src/ChainExplorer.js
index 8347317f8..d9609614f 100644
--- a/lotuspond/front/src/ChainExplorer.js
+++ b/lotuspond/front/src/ChainExplorer.js
@@ -58,6 +58,9 @@ class ChainExplorer extends React.Component {
   }
 
   async fetch(h, cache, msgcache) {
+    if (h < 0) {
+      return
+    }
     const cids = cache[h + 1].Blocks.map(b => b.Parents).reduce((acc, val) => acc.concat(val), [])
     const blocks = await Promise.all(cids.map(cid => this.props.client.call('Filecoin.ChainGetBlock', [cid])))
 
diff --git a/lotuspond/front/src/FullNode.js b/lotuspond/front/src/FullNode.js
index 09dc12b96..94970c4b4 100644
--- a/lotuspond/front/src/FullNode.js
+++ b/lotuspond/front/src/FullNode.js
@@ -1,10 +1,10 @@
 import React from 'react';
-import { Client } from 'rpc-websockets'
 import Cristal from 'react-cristal'
 import { BlockLinks } from "./BlockLink";
 import StorageNodeInit from "./StorageNodeInit";
 import Address from "./Address";
 import ChainExplorer from "./ChainExplorer";
+import Client from "./Client";
 
 class FullNode extends React.Component {
   constructor(props) {
@@ -18,6 +18,7 @@ class FullNode extends React.Component {
     this.startStorageMiner = this.startStorageMiner.bind(this)
     this.add1k = this.add1k.bind(this)
     this.explorer = this.explorer.bind(this)
+    this.client = this.client.bind(this)
 
     this.loadInfo()
     setInterval(this.loadInfo, 2050)
@@ -86,6 +87,10 @@ class FullNode extends React.Component {
     this.props.mountWindow((onClose) => <ChainExplorer onClose={onClose} ts={this.state.tipset} client={this.props.client} mountWindow={this.props.mountWindow}/>)
   }
 
+  client() {
+    this.props.mountWindow((onClose) => <Client onClose={onClose} node={this.props.node} client={this.props.client} pondClient={this.props.pondClient} mountWindow={this.props.mountWindow}/>)
+  }
+
   render() {
     let runtime = <div></div>
 
@@ -96,7 +101,7 @@ class FullNode extends React.Component {
           <div>
             Head: {
             <BlockLinks cids={this.state.tipset.Cids} conn={this.props.client} mountWindow={this.props.mountWindow} />
-          } H:{this.state.tipset.Height} <a href="#" onClick={this.explorer}>[Explore]</a>
+          } H:{this.state.tipset.Height} <a href="#" onClick={this.explorer}>[Explore]</a> <a href="#" onClick={this.client}>[Client]</a>
           </div>
         )
       }