/home/edulekha/crm.edulekha.com/application/controllers/Proposal.php
<?php

defined('BASEPATH') or exit('No direct script access allowed');

/**
 * @property-read Invoices_model  $invoices_model;
 * @property-read Proposals_model $proposals_model;
 */
class Proposal extends ClientsController
{
    public function index($id = '', $hash = '')
    {
        check_proposal_restrictions($id, $hash);
        $proposal = $this->proposals_model->get($id);

        if ($proposal->rel_type == 'customer' && ! is_client_logged_in()) {
            load_client_language($proposal->rel_id);
        } elseif ($proposal->rel_type == 'lead') {
            load_lead_language($proposal->rel_id);
        }

        $identity_confirmation_enabled = get_option('proposal_accept_identity_confirmation');
        if ($this->input->post()) {
            $action = $this->input->post('action');

            switch ($action) {
                case 'proposal_pdf':
                    $proposal_number = format_proposal_number($id);
                    $companyname     = get_option('invoice_company_name');
                    if ($companyname != '') {
                        $proposal_number .= '-' . mb_strtoupper(slug_it($companyname), 'UTF-8');
                    }

                    try {
                        $pdf = proposal_pdf($proposal);
                    } catch (Exception $e) {
                        echo $e->getMessage();

                        exit;
                    }

                    $pdf->Output($proposal_number . '.pdf', 'D');

                    break;

                case 'proposal_comment':
                    // comment is blank
                    if (! $this->input->post('content')) {
                        redirect($this->uri->uri_string());
                    }
                    $data               = $this->input->post();
                    $data['proposalid'] = $id;
                    $this->proposals_model->add_comment($data, true);
                    redirect($this->uri->uri_string() . '?tab=discussion');

                    break;

                case 'accept_proposal':
                    $success = $this->proposals_model->mark_action_status(3, $id, true);
                    if ($success) {
                        process_digital_signature_image($this->input->post('signature', false), PROPOSAL_ATTACHMENTS_FOLDER . $id);
                        $this->db->where('id', $id);
                        $this->db->update(db_prefix() . 'proposals', get_acceptance_info_array());

                        $proposal = $this->proposals_model->get($id);
                        if ($proposal->invoice_id) {
                            $invoice = $this->invoices_model->get($proposal->invoice_id);
                            set_alert('success', _l('clients_proposal_invoiced_successfully'));
                            redirect(site_url("invoice/{$invoice->id}/{$invoice->hash}"));
                        }
                        redirect($this->uri->uri_string(), 'refresh');
                    }

                    break;

                case 'decline_proposal':
                    $success = $this->proposals_model->mark_action_status(2, $id, true);
                    if ($success) {
                        redirect($this->uri->uri_string(), 'refresh');
                    }

                    break;

                case 'item_selection_changed':
                    $itemid  = $this->input->post('item_id');
                    $choosen = $this->input->post('choosen');

                    if ($itemid && is_numeric($itemid)) {
                        update_sales_item_post($itemid, ['is_selected' => $choosen ? 1 : 0], 'is_selected');

                        $totals = calculate_sales_total(
                            get_items_by_type('proposal', $id),
                            [
                                'discount_percent' => $proposal->discount_percent,
                                'discount_total'   => $proposal->discount_total,
                                'discount_type'    => $proposal->discount_type,
                                'adjustment'       => $proposal->adjustment,
                            ]
                        );

                        $this->db->where('id', $id);
                        $this->db->update('proposals', [
                            'subtotal'       => $totals['subtotal'],
                            'total'          => $totals['total'],
                            'total_tax'      => $totals['total_tax'],
                            'discount_total' => $totals['discount_calculated'],
                        ]);

                        redirect($this->uri->uri_string(), 'refresh');
                        break;
                    }
            }
        }

        $number_word_lang_rel_id = 'unknown';
        if ($proposal->rel_type == 'customer') {
            $number_word_lang_rel_id = $proposal->rel_id;
        }
        $this->load->library('app_number_to_word', [
            'clientid' => $number_word_lang_rel_id,
        ], 'numberword');

        $this->disableNavigation();
        $this->disableSubMenu();

        $data['title']     = $proposal->subject;
        $data['proposal']  = hooks()->apply_filters('proposal_html_pdf_data', $proposal);
        $data['bodyclass'] = 'proposal proposal-view';

        $data['identity_confirmation_enabled'] = $identity_confirmation_enabled;
        if ($identity_confirmation_enabled == '1') {
            $data['bodyclass'] .= ' identity-confirmation';
        }

        $this->app_scripts->theme('sticky-js', 'assets/plugins/sticky/sticky.js');

        $data['comments'] = $this->proposals_model->get_comments($id);
        add_views_tracking('proposal', $id);
        hooks()->do_action('proposal_html_viewed', $id);
        $this->app_css->remove('reset-css', 'customers-area-default');
        $data = hooks()->apply_filters('proposal_customers_area_view_data', $data);
        no_index_customers_area();
        $this->data($data);
        $this->view('viewproposal');
        $this->layout();
    }
}