'use strict';

SwaggerUi.Views.OperationView = Backbone.View.extend({
  invocationUrl: null,

  events: {
    'submit .sandbox'         : 'submitOperation',
    'click .submit'           : 'submitOperation',
    'click .response_hider'   : 'hideResponse',
    'click .toggleOperation'  : 'toggleOperationContent',
    'mouseenter .api-ic'      : 'mouseEnter',
    'mouseout .api-ic'        : 'mouseExit',
  },

  initialize: function(opts) {
    opts = opts || {};
    this.router = opts.router;
    this.auths = opts.auths;
    this.parentId = this.model.parentId;
    this.nickname = this.model.nickname;
    this.model.encodedParentId = encodeURIComponent(this.parentId);
    return this;
  },

  mouseEnter: function(e) {
    var elem = $(this.el).find('.content');
    var x = e.pageX;
    var y = e.pageY;
    var scX = $(window).scrollLeft();
    var scY = $(window).scrollTop();
    var scMaxX = scX + $(window).width();
    var scMaxY = scY + $(window).height();
    var wd = elem.width();
    var hgh = elem.height();

    if (x + wd > scMaxX) {
      x = scMaxX - wd;
    }

    if (x < scX) {
      x = scX;
    }

    if (y + hgh > scMaxY) {
      y = scMaxY - hgh;
    }

    if (y < scY) {
      y = scY;
    }

    var pos = {};
    pos.top = y;
    pos.left = x;
    elem.css(pos);
    $(e.currentTarget.parentNode).find('#api_information_panel').show();
  },

  mouseExit: function(e) {
    $(e.currentTarget.parentNode).find('#api_information_panel').hide();
  },

  // Note: copied from CoffeeScript compiled file
  // TODO: redactor
  render: function() {
    var a, auth, auths, code, contentTypeModel, isMethodSubmissionSupported, k, key, l, len, len1, len2, len3, len4, m, modelAuths, n, o, p, param, q, ref, ref1, ref2, ref3, ref4, ref5, responseContentTypeView, responseSignatureView, schema, schemaObj, scopeIndex, signatureModel, statusCode, successResponse, type, v, value;
    isMethodSubmissionSupported = jQuery.inArray(this.model.method, this.model.supportedSubmitMethods()) >= 0;
    if (!isMethodSubmissionSupported) {
      this.model.isReadOnly = true;
    }
    this.model.description = this.model.description || this.model.notes;
    this.model.oauth = null;
    modelAuths = this.model.authorizations || this.model.security;
    if (modelAuths) {
      if (Array.isArray(modelAuths)) {
        for (l = 0, len = modelAuths.length; l < len; l++) {
          auths = modelAuths[l];
          for (key in auths) {
            auth = auths[key];
            for (a in this.auths) {
              auth = this.auths[a];
              if (auth.type === 'oauth2') {
                this.model.oauth = {};
                this.model.oauth.scopes = [];
                ref1 = auth.value.scopes;
                for (k in ref1) {
                  v = ref1[k];
                  scopeIndex = auths[key].indexOf(k);
                  if (scopeIndex >= 0) {
                    o = {
                      scope: k,
                      description: v
                    };
                    this.model.oauth.scopes.push(o);
                  }
                }
              }
            }
          }
        }
      } else {
        for (k in modelAuths) {
          v = modelAuths[k];
          if (k === 'oauth2') {
            if (this.model.oauth === null) {
              this.model.oauth = {};
            }
            if (this.model.oauth.scopes === void 0) {
              this.model.oauth.scopes = [];
            }
            for (m = 0, len1 = v.length; m < len1; m++) {
              o = v[m];
              this.model.oauth.scopes.push(o);
            }
          }
        }
      }
    }
    if (typeof this.model.responses !== 'undefined') {
      this.model.responseMessages = [];
      ref2 = this.model.responses;
      for (code in ref2) {
        value = ref2[code];
        schema = null;
        schemaObj = this.model.responses[code].schema;
        if (schemaObj && schemaObj.$ref) {
          schema = schemaObj.$ref;
          if (schema.indexOf('#/definitions/') === 0) {
            schema = schema.substring('#/definitions/'.length);
          }
        }
        this.model.responseMessages.push({
          code: code,
          message: value.description,
          responseModel: schema
        });
      }
    }
    if (typeof this.model.responseMessages === 'undefined') {
      this.model.responseMessages = [];
    }
    signatureModel = null;
    if (this.model.successResponse) {
      successResponse = this.model.successResponse;
      for (key in successResponse) {
        value = successResponse[key];
        this.model.successCode = key;
        if (typeof value === 'object' && typeof value.createJSONSample === 'function') {
          signatureModel = {
            sampleJSON: JSON.stringify(value.createJSONSample(), void 0, 2),
            isParam: false,
            signature: value.getMockSignature()
          };
        }
      }
    } else if (this.model.responseClassSignature && this.model.responseClassSignature !== 'string') {
      signatureModel = {
        sampleJSON: this.model.responseSampleJSON,
        isParam: false,
        signature: this.model.responseClassSignature
      };
    }
    $(this.el).html(Handlebars.templates.operation(this.model));
    if (signatureModel) {
      responseSignatureView = new SwaggerUi.Views.SignatureView({
        model: signatureModel,
        router: this.router,
        tagName: 'div'
      });
      $('.model-signature', $(this.el)).append(responseSignatureView.render().el);
    } else {
      this.model.responseClassSignature = 'string';
      $('.model-signature', $(this.el)).html(this.model.type);
    }
    contentTypeModel = {
      isParam: false
    };
    contentTypeModel.consumes = this.model.consumes;
    contentTypeModel.produces = this.model.produces;
    ref3 = this.model.parameters;
    for (n = 0, len2 = ref3.length; n < len2; n++) {
      param = ref3[n];
      type = param.type || param.dataType || '';
      if (typeof type === 'undefined') {
        schema = param.schema;
        if (schema && schema.$ref) {
          ref = schema.$ref;
          if (ref.indexOf('#/definitions/') === 0) {
            type = ref.substring('#/definitions/'.length);
          } else {
            type = ref;
          }
        }
      }
      if (type && type.toLowerCase() === 'file') {
        if (!contentTypeModel.consumes) {
          contentTypeModel.consumes = 'multipart/form-data';
        }
      }
      param.type = type;
    }
    responseContentTypeView = new SwaggerUi.Views.ResponseContentTypeView({
      model: contentTypeModel,
      router: this.router
    });
    $('.response-content-type', $(this.el)).append(responseContentTypeView.render().el);
    ref4 = this.model.parameters;
    for (p = 0, len3 = ref4.length; p < len3; p++) {
      param = ref4[p];
      this.addParameter(param, contentTypeModel.consumes);
    }
    ref5 = this.model.responseMessages;
    for (q = 0, len4 = ref5.length; q < len4; q++) {
      statusCode = ref5[q];
      this.addStatusCode(statusCode);
    }
    return this;
  },

  addParameter: function(param, consumes) {
    // Render a parameter
    param.consumes = consumes;


    // Copy this param JSON spec so that it will be available for JsonEditor
    if(param.schema){
      $.extend(true, param.schema, this.model.definitions[param.type]);
      param.schema.definitions = this.model.definitions;
      // This is required for JsonEditor to display the root properly
      param.schema.type = "object"; 
      // This is the title that will be used by JsonEditor for the root
      // Since we already display the parameter's name in the Parameter column
      // We set this to space, we can't set it to null or space otherwise JsonEditor
      // will replace it with the text "root" which won't look good on screen
      param.schema.title = " ";
    } 
     

    var paramView = new SwaggerUi.Views.ParameterView({
      model: param,
      tagName: 'tr',
      readOnly: this.model.isReadOnly,
      swaggerOptions: this.options.swaggerOptions
    });
    $('.operation-params', $(this.el)).append(paramView.render().el);
  },

  addStatusCode: function(statusCode) {
    // Render status codes
    var statusCodeView = new SwaggerUi.Views.StatusCodeView({
      model: statusCode,
      tagName: 'tr',
      router: this.router
    });
    $('.operation-status', $(this.el)).append(statusCodeView.render().el);
  },

  // Note: copied from CoffeeScript compiled file
  // TODO: redactor
  submitOperation: function(e) {
    var error_free, form, isFileUpload, l, len, len1, len2, m, map, n, o, opts, ref1, ref2, ref3, val;
    if (e !== null) {
      e.preventDefault();
    }
    form = $('.sandbox', $(this.el));
    error_free = true;
    form.find('input.required').each(function() {
      $(this).removeClass('error');
      if (jQuery.trim($(this).val()) === '') {
        $(this).addClass('error');
        $(this).wiggle({
          callback: (function(_this) {
            return function() {
              $(_this).focus();
            };
          })(this)
        });
        error_free = false;
      }
    });
    form.find('textarea.required').each(function() {
      $(this).removeClass('error');
      if (jQuery.trim($(this).val()) === '') {
        $(this).addClass('error');
        $(this).wiggle({
          callback: (function(_this) {
            return function() {
              return $(_this).focus();
            };
          })(this)
        });
        error_free = false;
      }
    });
    if (error_free) {
      map = {};
      opts = {
        parent: this
      };
      isFileUpload = false;
      ref1 = form.find('input');
      for (l = 0, len = ref1.length; l < len; l++) {
        o = ref1[l];
        if ((o.value !== null) && jQuery.trim(o.value).length > 0) {
          map[o.name] = o.value;
        }
        if (o.type === 'file') {
          map[o.name] = o.files[0];
          isFileUpload = true;
        }
      }
      ref2 = form.find('textarea');
      for (m = 0, len1 = ref2.length; m < len1; m++) {
        o = ref2[m];
        if ((o.value !== null) && jQuery.trim(o.value).length > 0) {
          map[o.name] = o.value;
        }
      }
      ref3 = form.find('select');
      for (n = 0, len2 = ref3.length; n < len2; n++) {
        o = ref3[n];
        val = this.getSelectedValue(o);
        if ((val !== null) && jQuery.trim(val).length > 0) {
          map[o.name] = val;
        }
      }

      var pi;
      for(pi = 0; pi < this.model.parameters.length; pi++){
        var p = this.model.parameters[pi];
        if( p.jsonEditor && p.jsonEditor.isEnabled()){
          var json = p.jsonEditor.getValue();
          map[p.name] = JSON.stringify(json);
        }
      }

      opts.responseContentType = $('div select[name=responseContentType]', $(this.el)).val();
      opts.requestContentType = $('div select[name=parameterContentType]', $(this.el)).val();
      $('.response_throbber', $(this.el)).show();
      if (isFileUpload) {
        return this.handleFileUpload(map, form);
      } else {
        return this.model['do'](map, opts, this.showCompleteStatus, this.showErrorStatus, this);
      }
    }
  },

  success: function(response, parent) {
    parent.showCompleteStatus(response);
  },

  // Note: This is compiled code
  // TODO: Refactor
  handleFileUpload: function(map, form) {
    var bodyParam, el, headerParams, l, len, len1, len2, len3, m, n, o, obj, p, param, params, ref1, ref2, ref3, ref4;
    ref1 = form.serializeArray();
    for (l = 0, len = ref1.length; l < len; l++) {
      o = ref1[l];
      if ((o.value !== null) && jQuery.trim(o.value).length > 0) {
        map[o.name] = o.value;
      }
    }
    bodyParam = new FormData();
    params = 0;
    ref2 = this.model.parameters;
    for (m = 0, len1 = ref2.length; m < len1; m++) {
      param = ref2[m];
      if (param.paramType === 'form' || param['in'] === 'formData') {
        if (param.type.toLowerCase() !== 'file' && map[param.name] !== void 0) {
          bodyParam.append(param.name, map[param.name]);
        }
      }
    }
    headerParams = {};
    ref3 = this.model.parameters;
    for (n = 0, len2 = ref3.length; n < len2; n++) {
      param = ref3[n];
      if (param.paramType === 'header') {
        headerParams[param.name] = map[param.name];
      }
    }
    ref4 = form.find('input[type~="file"]');
    for (p = 0, len3 = ref4.length; p < len3; p++) {
      el = ref4[p];
      if (typeof el.files[0] !== 'undefined') {
        bodyParam.append($(el).attr('name'), el.files[0]);
        params += 1;
      }
    }
    this.invocationUrl = this.model.supportHeaderParams() ? (headerParams = this.model.getHeaderParams(map), delete headerParams['Content-Type'], this.model.urlify(map, false)) : this.model.urlify(map, true);
    $('.request_url', $(this.el)).html('<pre></pre>');
    $('.request_url pre', $(this.el)).text(this.invocationUrl);
    obj = {
      type: this.model.method,
      url: this.invocationUrl,
      headers: headerParams,
      data: bodyParam,
      dataType: 'json',
      contentType: false,
      processData: false,
      error: (function(_this) {
        return function(data) {
          return _this.showErrorStatus(_this.wrap(data), _this);
        };
      })(this),
      success: (function(_this) {
        return function(data) {
          return _this.showResponse(data, _this);
        };
      })(this),
      complete: (function(_this) {
        return function(data) {
          return _this.showCompleteStatus(_this.wrap(data), _this);
        };
      })(this)
    };
    if (window.authorizations) {
      window.authorizations.apply(obj);
    }
    jQuery.ajax(obj);
    return false;
    // end of file-upload nastiness
  },
  // wraps a jquery response as a shred response

  wrap: function(data) {
   var h, headerArray, headers, i, l, len, o;
    headers = {};
    headerArray = data.getAllResponseHeaders().split('\r');
    for (l = 0, len = headerArray.length; l < len; l++) {
      i = headerArray[l];
      h = i.match(/^([^:]*?):(.*)$/);
      if (!h) {
        h = [];
      }
      h.shift();
      if (h[0] !== void 0 && h[1] !== void 0) {
        headers[h[0].trim()] = h[1].trim();
      }
    }
    o = {};
    o.content = {};
    o.content.data = data.responseText;
    o.headers = headers;
    o.request = {};
    o.request.url = this.invocationUrl;
    o.status = data.status;
    return o;
  },

  getSelectedValue: function(select) {
    if (!select.multiple) {
      return select.value;
    } else {
      var options = [];
      for (var l = 0, len = select.options.length; l < len; l++) {
        var opt = select.options[l];
        if (opt.selected) {
          options.push(opt.value);
        }
      }
      if (options.length > 0) {
        return options;
      } else {
        return null;
      }
    }
  },

  // handler for hide response link
  hideResponse: function(e) {
    if (e) { e.preventDefault(); }
    $('.response', $(this.el)).slideUp();
    $('.response_hider', $(this.el)).fadeOut();
  },

  // Show response from server
  showResponse: function(response) {
    var prettyJson = JSON.stringify(response, null, '\t').replace(/\n/g, '<br>');
    $('.response_body', $(this.el)).html(_.escape(prettyJson));
  },

  // Show error from server
  showErrorStatus: function(data, parent) {
    parent.showStatus(data);
  },

  // show the status codes
  showCompleteStatus: function(data, parent){
    parent.showStatus(data);
  },

  // Adapted from http://stackoverflow.com/a/2893259/454004
  // Note: directly ported from CoffeeScript
  // TODO: Cleanup CoffeeScript artifacts
  formatXml: function(xml) {
    var contexp, fn, formatted, indent, l, lastType, len, lines, ln, pad, reg, transitions, wsexp;
    reg = /(>)(<)(\/*)/g;
    wsexp = /[ ]*(.*)[ ]+\n/g;
    contexp = /(<.+>)(.+\n)/g;
    xml = xml.replace(reg, '$1\n$2$3').replace(wsexp, '$1\n').replace(contexp, '$1\n$2');
    pad = 0;
    formatted = '';
    lines = xml.split('\n');
    indent = 0;
    lastType = 'other';
    transitions = {
      'single->single': 0,
      'single->closing': -1,
      'single->opening': 0,
      'single->other': 0,
      'closing->single': 0,
      'closing->closing': -1,
      'closing->opening': 0,
      'closing->other': 0,
      'opening->single': 1,
      'opening->closing': 0,
      'opening->opening': 1,
      'opening->other': 1,
      'other->single': 0,
      'other->closing': -1,
      'other->opening': 0,
      'other->other': 0
    };
    fn = function(ln) {
      var fromTo, j, key, padding, type, types, value;
      types = {
        single: Boolean(ln.match(/<.+\/>/)),
        closing: Boolean(ln.match(/<\/.+>/)),
        opening: Boolean(ln.match(/<[^!?].*>/))
      };
      type = ((function() {
        var results;
        results = [];
        for (key in types) {
          value = types[key];
          if (value) {
            results.push(key);
          }
        }
        return results;
      })())[0];
      type = type === void 0 ? 'other' : type;
      fromTo = lastType + '->' + type;
      lastType = type;
      padding = '';
      indent += transitions[fromTo];
      padding = ((function() {
        var m, ref1, results;
        results = [];
        for (j = m = 0, ref1 = indent; 0 <= ref1 ? m < ref1 : m > ref1; j = 0 <= ref1 ? ++m : --m) {
          results.push('  ');
        }
        return results;
      })()).join('');
      if (fromTo === 'opening->closing') {
        formatted = formatted.substr(0, formatted.length - 1) + ln + '\n';
      } else {
        formatted += padding + ln + '\n';
      }
    };
    for (l = 0, len = lines.length; l < len; l++) {
      ln = lines[l];
      fn(ln);
    }
    return formatted;
  },

  // puts the response data in UI
  showStatus: function(response) {
    var url, content;
    if (response.content === undefined) {
      content = response.data;
      url = response.url;
    } else {
      content = response.content.data;
      url = response.request.url;
    }
    var headers = response.headers;

    // if server is nice, and sends content-type back, we can use it
    var contentType = null;
    if (headers) {
      contentType = headers['Content-Type'] || headers['content-type'];
      if (contentType) {
        contentType = contentType.split(';')[0].trim();
      }
    }
    $('.response_body', $(this.el)).removeClass('json');
    $('.response_body', $(this.el)).removeClass('xml');

    var supportsAudioPlayback = function(contentType){
      var audioElement = document.createElement('audio');
      return !!(audioElement.canPlayType && audioElement.canPlayType(contentType).replace(/no/, ''));
    };

    var pre;
    var code;
    if (!content) {
      code = $('<code />').text('no content');
      pre = $('<pre class="json" />').append(code);
    } else if (contentType === 'application/json' || /\+json$/.test(contentType)) {
      var json = null;
      try {
        json = JSON.stringify(JSON.parse(content), null, '  ');
      } catch (_error) {
        json = 'can\'t parse JSON.  Raw result:\n\n' + content;
      }
      code = $('<code />').text(json);
      pre = $('<pre class="json" />').append(code);
    } else if (contentType === 'application/xml' || /\+xml$/.test(contentType)) {
      code = $('<code />').text(this.formatXml(content));
      pre = $('<pre class="xml" />').append(code);
    } else if (contentType === 'text/html') {
      code = $('<code />').html(_.escape(content));
      pre = $('<pre class="xml" />').append(code);
    } else if (/^image\//.test(contentType)) {
      pre = $('<img>').attr('src', url);
    } else if (/^audio\//.test(contentType) && supportsAudioPlayback(contentType)) {
      pre = $('<audio controls>').append($('<source>').attr('src', url).attr('type', contentType));
    } else {
      code = $('<code />').text(content);
      pre = $('<pre class="json" />').append(code);
    }
    var response_body = pre;
    $('.request_url', $(this.el)).html('<pre></pre>');
    $('.request_url pre', $(this.el)).text(url);
    $('.response_code', $(this.el)).html('<pre>' + response.status + '</pre>');
    $('.response_body', $(this.el)).html(response_body);
    $('.response_headers', $(this.el)).html('<pre>' + _.escape(JSON.stringify(response.headers, null, '  ')).replace(/\n/g, '<br>') + '</pre>');
    $('.response', $(this.el)).slideDown();
    $('.response_hider', $(this.el)).show();
    $('.response_throbber', $(this.el)).hide();
    var response_body_el = $('.response_body', $(this.el))[0];

    // only highlight the response if response is less than threshold, default state is highlight response
    var opts = this.options.swaggerOptions;
    if (opts.highlightSizeThreshold && response.data.length > opts.highlightSizeThreshold) {
      return response_body_el;
    } else {
      return hljs.highlightBlock(response_body_el);
    }
  },

  toggleOperationContent: function() {
    var elem = $('#' + Docs.escapeResourceName(this.parentId + '_' + this.nickname + '_content'));
    if (elem.is(':visible')){
      Docs.collapseOperation(elem);
    } else {
      Docs.expandOperation(elem);
    }
  }
});