# exceptionhandler_helper.rb
# @date Feb. 15, 2012
# @author ricky barrette <rickbarrette@gmail.com>
# @authro twenty codes <twentycodes@gmail.com>
#
# Copyright 2012 Rick Barrette
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

module ExceptionhandlerHelper

  # Checks the database for exisiting reports
  # @return id report is existing else 0
  def check_for_existing_report
    bug_id = Tracker.find_by_name("Bug").id
    issues = Project.find_by_name(params[:app]).issues
    issues.each do |issue|
      if issue.tracker_id == bug_id
        id = check_issue(issue)
        if id > 0
          return id
        end
      end
    end
    return 0;
  end
  
  # checks a specific issue agains params
  # @return id of report if matching, else 0
  def check_issue(issue)
    if issue.subject == params[:msg]
#      if issue.description == params[:description]
        if check_issue_custom_values(issue)
          return issue.id
        end
#      else
#        return 0
#      end
    else
      return 0
    end
  end
  
  #checks if this issue is a match for params based on it's custom values'
  # @return true if matching
  def check_issue_custom_values (issue)
    count = 0
    custom_fields = CustomField
    issue.custom_field_values.each do |value|
      case custom_fields.find_by_id(value.custom_field_id).name
        when "Version"
          if value.value == params[:version]
            count += 1
          end
        when "StackTrace"
          if value.value == params[:stackTrace]
            count += 1
          end
        when "Cause"
          if value.value == params[:cause]
            count += 1
          end
      end
    end
    if count == 3
      return true
    else
      return false
    end
  end
  
  # files a new exception report in redmine
  # @return true if new report was filed
  def file_new_report
    issue = Issue.new
    issue.tracker = Tracker.find_by_name("Bug")
    issue.subject = params[:msg]
    issue.description = params[:description]
    issue.project = Project.find_by_name(params[:app])
    issue.start_date = Time.now.localtime.strftime("%Y-%m-%d")
    issue.priority = IssuePriority.find_by_name("Normal")
    issue.author = User.find_by_mail("rickbarrette@gmail.com")
    issue.status = IssueStatus.find_by_name("New")
   
    issue.save
  end
  
end #EOF