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<h3>Methods</h3> <ul class="link-list" role="directory"> <li ><a href="#method-c-new">::new</a> <li ><a href="#method-i-showQuestions">#showQuestions</a> <li ><a href="#method-i-simulation">#simulation</a> <li ><a href="#method-i-solve">#solve</a> <li ><a href="#method-i-solve_to_s">#solve_to_s</a> <li ><a href="#method-i-sortIQuestions">#sortIQuestions</a> <li ><a href="#method-i-sortQuestions">#sortQuestions</a> </ul>
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<h1 id="class-P5_T_34::Interface" class="class"> class P5_T_34::Interface </h1> <section class="description">
<p>Define la interfaz para manipular un exámen (inicializarlo, orodenarlo, corregirlo…)</p>
</section> <section id="5Buntitled-5D" class="documentation-section"> <section class="attribute-method-details" class="method-section"> <header> <h3>Attributes</h3> </header> <div id="attribute-i-calification" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">calification</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> </div> </div> <div id="attribute-i-correct" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">correct</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> </div> </div> <div id="attribute-i-exam" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">exam</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> </div> </div> <div id="attribute-i-incorrect" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">incorrect</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> </div> </div> <div id="attribute-i-inverseProc" class="method-detail"> <div class="method-heading attribute-method-heading"> <span class="method-name">inverseProc</span><span class="attribute-access-type">[R]</span> </div> <div class="method-description"> </div> </div> </section> <section id="public-class-5Buntitled-5D-method-details" class="method-section"> <header> <h3>Public Class Methods</h3> </header> <div id="method-c-new" class="method-detail "> <div class="method-heading"> <span class="method-name">new</span><span class="method-args">(examI)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <div class="method-source-code" id="new-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 11</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>initialize</span>(<span class=“ruby-identifier”>examI</span>)
<span class="ruby-ivar">@exam</span> = <span class="ruby-identifier">examI</span> <span class="ruby-comment"># Objeto de tipo Exam que contendrá las preguntas a corregir</span> <span class="ruby-ivar">@calification</span> = <span class="ruby-value">0</span>; <span class="ruby-comment"># Calificación final después de realizar una corrección</span> <span class="ruby-ivar">@correct</span> = <span class="ruby-value">0</span>; <span class="ruby-comment"># Número de respuestas correctas</span> <span class="ruby-ivar">@incorrect</span> = <span class="ruby-value">0</span>; <span class="ruby-comment"># Número de respuestas incorrectas</span> <span class="ruby-comment"># Objeto Proc utilizado para el orden descendente de las preguntas</span> <span class="ruby-ivar">@inverseProc</span> = <span class="ruby-constant">Proc</span>.<span class="ruby-identifier">new</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">first</span>, <span class="ruby-identifier">second</span><span class="ruby-operator">|</span> <span class="ruby-identifier">second</span> <span class="ruby-operator"><=></span> <span class="ruby-identifier">first</span> }
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> </section> <section id="public-instance-5Buntitled-5D-method-details" class="method-section"> <header> <h3>Public Instance Methods</h3> </header> <div id="method-i-showQuestions" class="method-detail "> <div class="method-heading"> <span class="method-name">showQuestions</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Muestra las preguntas en el orden actual de corrección</p> <div class="method-source-code" id="showQuestions-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 28</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>showQuestions</span> ()
<span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">to_s</span>
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> <div id="method-i-simulation" class="method-detail "> <div class="method-heading"> <span class="method-name">simulation</span><span class="method-args">(answers)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Muestra por pantalla la solución de un exámen paso a paso</p> <div class="method-source-code" id="simulation-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 22</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>simulation</span>(<span class=“ruby-identifier”>answers</span>)
<span class="ruby-identifier">sortQuestions</span> <span class="ruby-identifier">solve_to_s</span>(<span class="ruby-identifier">answers</span>)
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> <div id="method-i-solve" class="method-detail "> <div class="method-heading"> <span class="method-name">solve</span><span class="method-args">(answers)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Resolver el exámen obteniendo las repuestas en un array. Retorna la
calificación obtenida.</p>
<div class="method-source-code" id="solve-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 50</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>solve</span> (<span class=“ruby-identifier”>answers</span>)
<span class="ruby-comment"># Inicializamos variables</span> <span class="ruby-ivar">@correct</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@incorrect</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@calification</span> = <span class="ruby-value">0</span> <span class="ruby-identifier">cont</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">act</span><span class="ruby-operator">|</span> <span class="ruby-keyword">if</span> (<span class="ruby-identifier">answers</span>[<span class="ruby-identifier">cont</span>] <span class="ruby-operator">==</span> <span class="ruby-identifier">act</span>.<span class="ruby-identifier">correct</span>) <span class="ruby-keyword">then</span> <span class="ruby-ivar">@correct</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-keyword">else</span> <span class="ruby-ivar">@incorrect</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">cont</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-comment"># Siguiente respuesta</span> } <span class="ruby-ivar">@calification</span> = ((<span class="ruby-ivar">@correct</span> <span class="ruby-operator">*</span> <span class="ruby-value">10</span>) <span class="ruby-operator">/</span> (<span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">size</span>))
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> <div id="method-i-solve_to_s" class="method-detail "> <div class="method-heading"> <span class="method-name">solve_to_s</span><span class="method-args">(answers)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Resolver el exámen obteniendo las respuestas en un array. Retorna un string
que contiene todas las preguntas del exámen con sus respuestas corregidas y la calificación final.</p>
<div class="method-source-code" id="solve_to_s-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 72</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>solve_to_s</span> (<span class=“ruby-identifier”>answers</span>)
<span class="ruby-comment">#Inicializamos variables</span> <span class="ruby-ivar">@correct</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@incorrect</span> = <span class="ruby-value">0</span> <span class="ruby-ivar">@calification</span> = <span class="ruby-value">0</span> <span class="ruby-identifier">cont</span> = <span class="ruby-value">0</span> <span class="ruby-comment">#Comenzamos el examen</span> <span class="ruby-identifier">texto</span> = <span class="ruby-string">"\nTitulo del examen: "</span> <span class="ruby-operator">+</span> <span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">title</span> <span class="ruby-operator">+</span> <span class="ruby-string">"\n ---------------------------------------------------------------------- \n"</span> <span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">each</span> { <span class="ruby-operator">|</span><span class="ruby-identifier">act</span><span class="ruby-operator">|</span> <span class="ruby-identifier">texto</span> <span class="ruby-operator">+=</span> <span class="ruby-identifier">cont</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-operator">+</span> <span class="ruby-string">") "</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">act</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-operator">+</span> <span class="ruby-string">"\n ------------------------ \n Respuesta: "</span> <span class="ruby-operator">+</span> <span class="ruby-identifier">answers</span>[<span class="ruby-identifier">cont</span>].<span class="ruby-identifier">to_s</span> <span class="ruby-keyword">if</span> (<span class="ruby-identifier">answers</span>[<span class="ruby-identifier">cont</span>] <span class="ruby-operator">==</span> <span class="ruby-identifier">act</span>.<span class="ruby-identifier">correct</span>) <span class="ruby-keyword">then</span> <span class="ruby-ivar">@correct</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-identifier">texto</span> <span class="ruby-operator">+=</span> <span class="ruby-string">" \t ---> Respuesta Correcta\n ------------------------\n"</span> <span class="ruby-keyword">else</span> <span class="ruby-ivar">@incorrect</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-identifier">texto</span> <span class="ruby-operator">+=</span> <span class="ruby-string">" \t ---> Respuesta Incorrecta\n ------------------------\n\n"</span> <span class="ruby-keyword">end</span> <span class="ruby-identifier">cont</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span> <span class="ruby-comment">#Siguiente respuesta</span> } <span class="ruby-ivar">@calification</span> = ((<span class="ruby-ivar">@correct</span> <span class="ruby-operator">*</span> <span class="ruby-value">10</span>)<span class="ruby-operator">/</span> (<span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">size</span>)) <span class="ruby-identifier">texto</span> <span class="ruby-operator">+=</span> <span class="ruby-string">"Calificación final: "</span> <span class="ruby-operator">+</span> <span class="ruby-ivar">@calification</span>.<span class="ruby-identifier">to_s</span> <span class="ruby-keyword">return</span> <span class="ruby-identifier">texto</span>
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> <div id="method-i-sortIQuestions" class="method-detail "> <div class="method-heading"> <span class="method-name">sortIQuestions</span><span class="method-args">()</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Ordena las preguntas usando el objeto Proc predefinido en la clase, que
realiza una ordenación descendente.</p>
<div class="method-source-code" id="sortIQuestions-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 44</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>sortIQuestions</span>
<span class="ruby-identifier">sortQuestions</span> <span class="ruby-operator">&</span><span class="ruby-ivar">@inverseProc</span>
<span class=“ruby-keyword”>end</span></pre>
</div> </div> </div> <div id="method-i-sortQuestions" class="method-detail "> <div class="method-heading"> <span class="method-name">sortQuestions</span><span class="method-args">(&sortProc)</span> <span class="method-click-advice">click to toggle source</span> </div> <div class="method-description"> <p>Ordena las preguntas según el bloque que se le pase. En caso de no pasarle
un bloque, se ordena de forma ascendente</p>
<div class="method-source-code" id="sortQuestions-source"> <pre><span class="ruby-comment"># File lib/P5_T_34/Interface.rb, line 35</span>
<span class=“ruby-keyword”>def</span> <span class=“ruby-identifier”>sortQuestions</span> (<span class=“ruby-operator”>&</span><span class=“ruby-identifier”>sortProc</span>)
<span class="ruby-identifier">titleTmp</span> = <span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">title</span> <span class="ruby-identifier">aux</span> = <span class="ruby-constant">Exam</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">titleTmp</span>) <span class="ruby-identifier">aux</span>.<span class="ruby-identifier">push</span>(<span class="ruby-operator">*</span>(<span class="ruby-ivar">@exam</span>.<span class="ruby-identifier">sort</span> <span class="ruby-operator">&</span><span class="ruby-identifier">sortProc</span>)) <span class="ruby-ivar">@exam</span> = <span class="ruby-identifier">aux</span>
<span class=“ruby-keyword”>end</span></pre>
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