/************************************
 * Copyright (c) 2013 AnsibleWorks, Inc.
 *
 *
 *  JobTemplates.js
 *  
 *  Controller functions for the Job Template model.
 *
 */

'use strict';

function JobTemplatesList ($scope, $rootScope, $location, $log, $routeParams, Rest, Alert, JobTemplateList,
                           GenerateList, LoadBreadCrumbs, Prompt, SearchInit, PaginateInit, ReturnToCaller,
                           ClearScope, ProcessErrors, GetBasePath)
{
    ClearScope('htmlTemplate');  //Garbage collection. Don't leave behind any listeners/watchers from the prior
                                 //scope.
    var list = JobTemplateList;
    var defaultUrl = GetBasePath('job_templates');
    var view = GenerateList;
    var base = $location.path().replace(/^\//,'').split('/')[0];
    var mode = (base == 'job_templates') ? 'edit' : 'select';      // if base path 'credentials', we're here to add/edit
    var scope = view.inject(list, { mode: mode });                     // Inject our view
    scope.selected = [];
  
    SearchInit({ scope: scope, set: 'job_templates', list: list, url: defaultUrl });
    PaginateInit({ scope: scope, list: list, url: defaultUrl });
    scope.search(list.iterator);

    LoadBreadCrumbs();
    
    scope.addJobTemplate = function() {
       $location.path($location.path() + '/add');
       }

    scope.editJobTemplate = function(id) {
       $location.path($location.path() + '/' + id);
       }
 
    scope.deleteJobTemplate = function(id, name) {
       
       var action = function() {
           var url = defaultUrl + id + '/';
           Rest.setUrl(url);
           Rest.delete()
               .success( function(data, status, headers, config) {
                   $('#prompt-modal').modal('hide');
                   scope.search(list.iterator);
                   })
               .error( function(data, status, headers, config) {
                   $('#prompt-modal').modal('hide');
                   ProcessErrors(scope, data, status, null,
                            { hdr: 'Error!', msg: 'Call to ' + url + ' failed. DELETE returned status: ' + status });
                   });      
           };

       Prompt({ hdr: 'Delete', 
                body: 'Are you sure you want to delete ' + name + '?',
                action: action
                });
       }
    
    scope.finishSelection = function() {
       Rest.setUrl(defaultUrl);
       scope.queue = [];

       if (scope.callFinishedRemove) {
          scope.callFinishedRemove();
       }
       scope.callFinishedRemove = scope.$on('callFinished', function() {
          // We call the API for each selected user. We need to hang out until all the api
          // calls are finished.
          if (scope.queue.length == scope.selected.length) {
             // All the api calls finished
             $('input[type="checkbox"]').prop("checked",false);
             scope.selected = [];
             var errors = 0;   
             for (var i=0; i < scope.queue.length; i++) {
                 if (scope.queue[i].result == 'error') {
                    errors++;
                 }
             }
             if (errors > 0) {
                Alert('Error', 'There was an error while adding one or more of the selected templates.');  
             }
             else {
                ReturnToCaller(1);
             }
          }
          });

       if (scope.selected.length > 0 ) {
          var template = null;
          for (var i=0; i < scope.selected.length; i++) {
              for (var j=0; j < scope.job_templates.length; j++) {
                  if (scope.job_templates[j].id == scope.selected[i]) {
                     template = scope.job_templates[j];
                  }
              }
              if (template !== null) {
                 Rest.post(template)
                     .success( function(data, status, headers, config) {
                         scope.queue.push({ result: 'success', data: data, status: status });
                         scope.$emit('callFinished');
                         })
                     .error( function(data, status, headers, config) {
                         scope.queue.push({ result: 'error', data: data, status: status, headers: headers });
                         scope.$emit('callFinished');
                         });
              }
          }
       }
       else {
          ReturnToCaller(1);
       }  
    }

    scope.toggle_credential = function(idx) {
       if (scope.selected.indexOf(idx) > -1) {
          scope.selected.splice(scope.selected.indexOf(idx),1);
       }
       else {
          scope.selected.push(idx);
       }
    }
}

JobTemplatesList.$inject = [ '$scope', '$rootScope', '$location', '$log', '$routeParams', 'Rest', 'Alert', 'JobTemplateList',
                             'GenerateList', 'LoadBreadCrumbs', 'Prompt', 'SearchInit', 'PaginateInit', 'ReturnToCaller', 'ClearScope',
                             'ProcessErrors','GetBasePath' ];

function JobTemplatesAdd ($scope, $rootScope, $compile, $location, $log, $routeParams, JobTemplateForm, 
                          GenerateForm, Rest, Alert, ProcessErrors, LoadBreadCrumbs, ReturnToCaller, ClearScope,
                          GetBasePath, InventoryList, CredentialList, ProjectList, LookUpInit) 
{
   ClearScope('htmlTemplate');  //Garbage collection. Don't leave behind any listeners/watchers from the prior
                                //scope.

   // Inject dynamic view
   var defaultUrl = GetBasePath('job_templates');
   var form = JobTemplateForm;
   var generator = GenerateForm;
   var scope = generator.inject(form, {mode: 'add', related: false});
   generator.reset();
   LoadBreadCrumbs();

  LookUpInit({
      scope: scope,
      form: form,
      current_item: null,
      list: InventoryList, 
      field: 'inventory' 
      });

  LookUpInit({
      scope: scope,
      form: form,
      current_item: null,
      list: CredentialList, 
      field: 'credential' 
      });

  // Update playbook select whenever project value changes
  var selectPlaybook = function(oldValue, newValue) {
      $('#playbook-select option').each( function(index) {
          if (index > 0) {
             $(this).remove(); 
          }
          });
      if (scope.project) {
          var url = GetBasePath('projects') + scope.project + '/playbooks/'; 
          Rest.setUrl(url);
          Rest.get()
              .success( function(data, status, headers, config) {
                  for (var i=0; i < data.length; i++) {
                      $('#playbook-select').append('<option value="' + data[i] + '">' + data[i] + '</option>');
                  }
                  })
              .error( function(data, status, headers, config) {
                  ProcessErrors(scope, data, status, form,
                      { hdr: 'Error!', msg: 'Failed to get playbook list for ' + url +'. GET returned status: ' + status });
                  });
      }
      };
  scope.$watch('project_name', selectPlaybook);

  LookUpInit({
      scope: scope,
      form: form,
      current_item: null,
      list: ProjectList, 
      field: 'project'
      });

   // Save
   scope.formSave = function() {
      Rest.setUrl(defaultUrl);
      var data = {}
      for (var fld in form.fields) {
          data[fld] = scope[fld];   
      } 
      Rest.post(data)
          .success( function(data, status, headers, config) {
              // Template saved. Now post job
              Rest.setUrl(data.related.jobs);
              Rest.post({ 
                  name: data.name, 
                  description: data.description, 
                  job_template: data.job_template, 
                  job_type: data.job_type, 
                  inventory: data.inventory, 
                  project: data.project, 
                  playbook: data.playbook, 
                  credential: data.credential, 
                  forks: data.forks, 
                  limit: data.limit, 
                  verbosity: data.verbosity, 
                  extra_vars: data.extra_vars})
                  .success( function(data, status, headers, config) {
                      // <--- We'll need something to prompt for passwords and then actually start
                      //      the job
                      console.log('Job posted!');
                      console.log(data);
                      // Do we need to cancel the watch on playbook select????
                      })
                  .error( function(data, status, headers, config) {
                      ProcessErrors(scope, data, status, form,
                         { hdr: 'Error!', msg: 'Failed to post job. POST returned status: ' + status });
                      });
              })
          .error( function(data, status, headers, config) {
              ProcessErrors(scope, data, status, form,
                  { hdr: 'Error!', msg: 'Failed to add new project. POST returned status: ' + status });
              });
      };

   // Reset
   scope.formReset = function() {
      // Defaults
      generator.reset();
      };

}

JobTemplatesAdd.$inject = [ '$scope', '$rootScope', '$compile', '$location', '$log', '$routeParams', 'JobTemplateForm',
                            'GenerateForm', 'Rest', 'Alert', 'ProcessErrors', 'LoadBreadCrumbs', 'ReturnToCaller', 'ClearScope',
                            'GetBasePath', 'InventoryList', 'CredentialList', 'ProjectList', 'LookUpInit' ];