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<p>To experiment with the API, a preconfigured interactive irb-console is provided</p>
<div class="alert alert-info" role="alert"><i class="fa fa-bars"></i> To Access: <code class="language-plaintext highlighter-rouge">cd bin && ./console</code>.</div>
<h3 id="install-the-console-in-your-project">Install the console in your project</h3>
<p>This is easily obtained by copying the bin-directory form the <code class="language-plaintext highlighter-rouge">ib-api</code>, <code class="language-plaintext highlighter-rouge">ib-extensions' or
</code>ib-orientdb` gem to the project-dir</p>
<div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code> $ cd {your project}
$ ib_gem=`bundle info --path ib-extensions` # or ib-api or ib-orientdb
$ cp -r $ib_gem/bin .
</code></pre></div></div>
<p>Include <code class="language-plaintext highlighter-rouge">require [your_project_name]</code> to the scripts.</p>
<h3 id="run-the-console">Run the console</h3>
<p>Without parameters it connects to a running Gateway-Application on localhost. <br />
The GUI-Version (TWS) is addressed by calling <code class="language-plaintext highlighter-rouge">./console tws</code> from the command line..</p>
<div class="alert alert-info" role="alert"><i class="fa fa-bars"></i> API-Ports and Client_id are read from <code class="language-plaintext highlighter-rouge">connect.yml</code>.</div>
<div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code>:gateway: 4002
:tws: 7496
:client_id: 2000
</code></pre></div></div>
<p>Edit the file and ensure that the ports chosen are equal to those specified in the <code class="language-plaintext highlighter-rouge">API</code>-section of the
configuration of TWS/Gateway:</p>
<p><img src="images/tws-settings.png" alt="Screenshot" /></p>
<div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code> ---------------------------------------------
Namespace is IB !
---------------------------------------------
06:44:03.998 Connected to server, version: 137,
connection time: 2018-03-21 06:44:03 +0000 local, 2018-03-21T06:44:03+00:00 remote.
06:44:03.999 Got message 15 (IB::Messages::Incoming::ManagedAccounts)
------------------------------- Managed Accounts ----------------------------------
Detected Accounts: DF167347 -- DU167348 -- DU167349
----> C points to the connection-instance
some basic Messages are subscribed and accordingly displayed
</code></pre></div></div>
<p>The <code class="language-plaintext highlighter-rouge">IB::Connection</code>-Object is accessed through <strong><code class="language-plaintext highlighter-rouge">C</code></strong></p>
<p>(for Gateway)</p>
<p>The <code class="language-plaintext highlighter-rouge">IB::Gateway</code>-Object is accessed through <strong><code class="language-plaintext highlighter-rouge">G</code></strong></p>
<div class="language-ruby highlighter-rouge"><div class="highlight"><pre class="highlight"><code> <span class="no">C</span><span class="p">.</span><span class="nf">send_message</span> <span class="ss">:RequestContractDetails</span><span class="p">,</span> <span class="ss">contract: </span><span class="no">Stock</span><span class="p">.</span><span class="nf">new</span><span class="p">(</span> <span class="ss">symbol: </span><span class="s1">'TAP'</span> <span class="p">)</span>
<span class="o">=></span> <span class="mi">5878</span>
<span class="mo">07</span><span class="p">:</span><span class="mi">10</span><span class="p">:</span><span class="mf">13.389</span> <span class="no">Got</span> <span class="n">message</span> <span class="mi">10</span> <span class="p">(</span><span class="no">IB</span><span class="o">::</span><span class="no">Messages</span><span class="o">::</span><span class="no">Incoming</span><span class="o">::</span><span class="no">ContractData</span><span class="p">)</span>
<span class="no">I</span><span class="p">,</span> <span class="p">[</span><span class="mi">2018</span><span class="o">-</span><span class="mo">03</span><span class="o">-</span><span class="mi">21</span><span class="no">T07</span><span class="p">:</span><span class="mi">10</span><span class="p">:</span><span class="mf">13.389943</span> <span class="c1">#22286] INFO -- : <Stock: TAP USD></span>
<span class="mo">07</span><span class="p">:</span><span class="mi">10</span><span class="p">:</span><span class="mf">13.390</span> <span class="no">Got</span> <span class="n">message</span> <span class="mi">52</span> <span class="p">(</span><span class="no">IB</span><span class="o">::</span><span class="no">Messages</span><span class="o">::</span><span class="no">Incoming</span><span class="o">::</span><span class="no">ContractDataEnd</span><span class="p">)</span>
<span class="no">I</span><span class="p">,</span> <span class="p">[</span><span class="mi">2018</span><span class="o">-</span><span class="mo">03</span><span class="o">-</span><span class="mi">21</span><span class="no">T07</span><span class="p">:</span><span class="mi">10</span><span class="p">:</span><span class="mf">13.390092</span> <span class="c1">#22286] INFO -- : <ContractDataEnd: request_id 5878 ></span>
<span class="no">C</span><span class="p">.</span><span class="nf">received</span><span class="p">.</span><span class="nf">keys</span>
<span class="o">=></span> <span class="p">[</span><span class="ss">:ManagedAccounts</span><span class="p">,</span> <span class="ss">:NextValidId</span><span class="p">,</span> <span class="ss">:Alert</span><span class="p">,</span> <span class="ss">:OpenOrder</span><span class="p">,</span> <span class="ss">:ContractData</span><span class="p">,</span> <span class="ss">:ContractDataEnd</span><span class="p">]</span>
<span class="no">C</span><span class="p">.</span><span class="nf">received</span><span class="p">[</span><span class="ss">:ContractData</span><span class="p">].</span><span class="nf">to_human</span>
<span class="o">=></span> <span class="p">[</span><span class="s2">"<ContractDetails MOLSON COORS BEVERAGE CO - B, --> TAP, /C/ Beverages, /I/ Consumer, Non-cyclical /SC/ Brewery, md_size_multiplier:100, min_tick:0.01, price_magnifier:1, valid exchanges: SMART,AMEX,NYSE,CBOE,PHLX,ISE,CHX,ARCA,ISLAND,DRCTEDGE,BEX,BATS,EDGEA,CSFBALGO,JEFFALGO,BYX,IEX,EDGX,FOXRIVER,PEARL,NYSENAT,LTSE,MEMX,PSX; order types: ACTIVETIM,AD,ADJUST,ALERT,ALGO,ALLOC,AVGCOST,BASKET,BENCHPX,COND,CONDORDER,DARKONLY,DARKPOLL,DAY,DEACT,DEACTDIS,DEACTEOD,DIS,GAT,GTC,GTD,GTT,HID,IBKRATS,ICE,IMB,IOC,LIT,LMT,LOC,MIT,MKT,MOC,MTL,NGCOMB,NODARK,NONALGO,OCA,OPG,OPGREROUT,PEGBENCH,POSTONLY,PREOPGRTH,REL,RPI,RTH,RTHIGNOPG,SCALE,SCALEODD,SCALERST,SNAPMID,SNAPMKT,SNAPREL,STP,STPLMT,SWEEP,TRAIL,TRAILLIT,TRAILLMT,TRAILMIT,WHATIF >"</span><span class="p">]</span>
<span class="no">C</span><span class="p">.</span><span class="nf">received</span><span class="p">[</span><span class="ss">:ContractData</span><span class="p">].</span><span class="nf">contract</span><span class="p">.</span><span class="nf">to_human</span>
<span class="o">=></span> <span class="p">[</span><span class="s2">"<Stock: TAP USD>"</span><span class="p">]</span>
</code></pre></div></div>
<h3 id="array-expansion">Array Expansion</h3>
<p>To simplify operations with received data, arbitrary operations may be applied to array’s.</p>
<p><strong>Example:</strong> After collecting <a href="/Historical_data">End-of-Day historical data</a> for a <code class="language-plaintext highlighter-rouge">IB::Contract</code>,
the results can be inspected directly:</p>
<div class="language-ruby highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="o">></span> <span class="n">eod</span> <span class="o">=</span> <span class="no">IB</span><span class="o">::</span><span class="no">Stock</span><span class="p">.</span><span class="nf">new</span><span class="p">(</span> <span class="ss">symbol: </span><span class="s1">'GE'</span> <span class="p">).</span><span class="nf">eod</span><span class="p">(</span> <span class="ss">duration: </span><span class="mi">10</span> <span class="p">)</span>
<span class="o">></span> <span class="n">eod</span><span class="p">.</span><span class="nf">class</span> <span class="o">=></span> <span class="no">Array</span>
<span class="o">></span> <span class="n">eod</span><span class="p">.</span><span class="nf">size</span> <span class="o">=></span> <span class="mi">10</span>
<span class="o">></span> <span class="n">eod</span><span class="p">.</span><span class="nf">first</span><span class="p">.</span><span class="nf">class</span> <span class="o">=></span> <span class="no">IB</span><span class="o">::</span><span class="no">Bar</span>
<span class="o">></span> <span class="n">eod</span><span class="p">.</span><span class="nf">first</span><span class="p">.</span><span class="nf">attributes</span><span class="p">.</span><span class="nf">keys</span>
<span class="o">=></span> <span class="p">[</span><span class="ss">:time</span><span class="p">,</span> <span class="ss">:open</span><span class="p">,</span> <span class="ss">:high</span><span class="p">,</span> <span class="ss">:low</span><span class="p">,</span> <span class="ss">:close</span><span class="p">,</span> <span class="ss">:volume</span><span class="p">,</span> <span class="ss">:wap</span><span class="p">,</span> <span class="ss">:trades</span><span class="p">,</span> <span class="ss">:created_at</span><span class="p">]</span>
<span class="o">></span> <span class="n">eod</span><span class="p">.</span><span class="nf">close</span><span class="p">.</span><span class="nf">to_f</span> <span class="c1"># instead of eod.close.map{|y| y.close.to_f}</span>
<span class="o">=></span> <span class="p">[</span><span class="mf">6.89</span><span class="p">,</span> <span class="mf">7.3</span><span class="p">,</span> <span class="mf">7.32</span><span class="p">,</span> <span class="mf">7.35</span><span class="p">,</span> <span class="mf">7.31</span><span class="p">,</span> <span class="mf">7.86</span><span class="p">,</span> <span class="mf">7.66</span><span class="p">,</span> <span class="mf">7.36</span><span class="p">,</span> <span class="mf">7.13</span><span class="p">,</span> <span class="mf">7.54</span><span class="p">]</span>
</code></pre></div></div>
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