<?php

/**
 * @file
 * Contains the muamba transaction status views field handler.
 */

/**
 * Field handler for muamba transaction status.
 */
class views_handler_field_muamba_status extends views_handler_field {
  /**
   * Renders the field.
   */
  function render($values) {
    if (isset($values->muamba_status)) {
      return t(muamba_statuses($values->muamba_status));
    }
  }
}

/**
 * Filter by transaction status
 */
class views_handler_filter_muamba_status extends views_handler_filter_in_operator {
  function get_value_options() {
    if (!isset($this->value_options)) {
      $this->value_title   = t('Transaction status');
      $this->value_options = muamba_statuses();
    }
  }
}

/**
 * Field handler for muamba transaction status.
 */
class views_handler_field_muamba_available extends views_handler_field {
  /**
   * Implements views_handler_field#query().
   */
  function query() {
    // Provide an field alias but don't actually alter the query.
    $this->field_alias = 'views_muamba_available_' . $this->position;
  }

  /**
   * Renders the field.
   */
  function render($values) {
    if (isset($values->mid)) {
      $transaction = muamba_get_transaction($values->mid);
      return muamba_availability_info($transaction['nid']);
    }
    elseif (isset($values->nid)) {
      return muamba_availability_info($values->nid);
    }
  }
}

/**
 * Field handler for muamba transaction status.
 */
class views_handler_field_muamba_actions extends views_handler_field {
  /**
   * Implements views_handler_field#query().
   */
  function query() {
    // Provide an field alias but don't actually alter the query.
    $this->field_alias = 'views_muamba_actions_' . $this->position;
  }

  /**
   * Renders the field.
   */
  function render($values) {
    global $user;

    if (isset($values->mid)) {
      $transaction = muamba_get_transaction($values->mid);

      if ($transaction['owner'] == $user->uid) {
        return theme('muamba_widget_owner', array('transaction' => $transaction));
      }
      elseif ($transaction['uid'] == $user->uid) {
        return theme('muamba_widget_requester', array('transaction' => $transaction));
      }
    }
    elseif (isset($values->nid)) {
      $node = node_load($values->nid);
      return muamba_widget($node);
    }
  }
}