<?php
require_once "includes/inc_all_admin.php";

require_once "../includes/database_version.php";

$updates = fetchUpdates();

$latest_version = $updates->latest_version;
$current_version = $updates->current_version;
$result = $updates->result;

$git_log = shell_exec("git log $repo_branch..origin/$repo_branch --pretty=format:'<tr><td>%h</td><td>%ar</td><td>%s</td></tr>'");

?>

    <div class="card card-dark">
        <div class="card-header py-3">
            <h3 class="card-title"><i class="fas fa-fw fa-download mr-2"></i>Update</h3>
        </div>
        <div class="card-body" style="text-align: center;">

            <!-- Check if git fetch result was successful (0), if not show a warning -->
            <?php if ($result !== 0) { ?>
                <div class="alert alert-danger">
                    <strong>WARNING: Could not find execute 'git fetch'.</strong>
                    <br><br>
                    <i>Error details:- <?php echo shell_exec("git fetch 2>&1"); ?></i>
                    <br>
                    <br>Things to check: Is Git installed? Is the Git origin/remote correct? Are web server file permissions too strict?
                    <br>Seek support on the <a href="https://forum.itflow.org">Forum</a> if required - include relevant PHP error logs & ITFlow debug output
                </div>
            <?php } ?>

            <?php if (LATEST_DATABASE_VERSION > CURRENT_DATABASE_VERSION) { ?>
                <div class="alert alert-danger">
                    <h1 class="font-weight-bold text-center">⚠️ DANGER ⚠️</h1>
                    <h2 class="font-weight-bold text-center">Do NOT run updates without first taking a backup</h2>
                    <p>VM Snapshots are highly recommended over other methods - see the <a href="https://docs.itflow.org/backups" class="alert-link" target="_blank">docs</a>. Review the <a href="https://github.com/itflow-org/itflow/blob/master/CHANGELOG.md" class="alert-link" target="_blank">changelog</a> for breaking changes that may require manual remediation.</p>
                    <p class="text-center font-weight-bold">Ignore this warning at your own risk.</p>
                </div>
                <br>
                <a class="btn btn-dark btn-lg my-4" href="post.php?update_db"><i class="fas fa-fw fa-4x fa-download mb-1"></i><h5>Update Database</h5></a>
                <br>
                <small class="text-secondary">Current DB Version: <?php echo CURRENT_DATABASE_VERSION; ?></small>
                <br>
                <small class="text-secondary">Latest DB Version: <?php echo LATEST_DATABASE_VERSION; ?></small>
                <br>
                <hr>

            <?php } else {
                if (!empty($git_log)) { ?>
                    <div class="alert alert-danger">
                        <h1 class="font-weight-bold text-center">⚠️ DANGER ⚠️</h1>
                        <h2 class="font-weight-bold text-center">Do NOT run updates without first taking a backup</h2>
                        <p>VM Snapshots are highly recommended over other methods - see the <a href="https://docs.itflow.org/backups" class="alert-link" target="_blank">docs</a>. Review the <a href="https://github.com/itflow-org/itflow/blob/master/CHANGELOG.md" class="alert-link" target="_blank">changelog</a> for breaking changes that may require manual remediation.</p>
                        <p class="text-center font-weight-bold">Ignore this warning at your own risk.</p>
                    </div>

                    <a class="btn btn-primary btn-lg my-4 confirm-link" href="post.php?update"><i class="fas fa-fw fa-4x fa-download mb-1"></i><h5>Update App</h5></a>
                    <a class="btn btn-danger btn-lg confirm-link" href="post.php?update&force_update=1"><i class="fas fa-fw fa-4x fa-hammer mb-1"></i><h5>FORCE Update App</h5></a>

                <?php } else { ?>
                    <p><strong>Application Release Version:<br><strong class="text-dark"><?php echo APP_VERSION; ?></strong></p>
                    <p class="text-secondary">Database Version:<br><strong class="text-dark"><?php echo CURRENT_DATABASE_VERSION; ?></strong></p>
                    <p class="text-secondary">Code Commit:<br><strong class="text-dark"><?php echo $current_version; ?></strong></p>
                    <p class="text-muted">You are up to date!<br>Everything is going to be alright</p>
                    <i class="far fa-3x text-dark fa-smile-wink"></i><br>

                    <?php if (rand(1,10) == 1) { ?>
                        <br>
                        <div class="alert alert-info alert-dismissible fade show" role="alert">
                            You're up to date, but when was the last time you checked your ITFlow backup works?
                            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                                <span aria-hidden="true">&times;</span>
                            </button>
                        </div>
                    <?php } ?>

                <?php }
            }

            if (!empty($git_log)) { ?>
                <table class="table ">
                    <thead>
                    <tr>
                        <th>Commit</th>
                        <th>When</th>
                        <th>Description</th>
                    </tr>
                    </thead>
                    <tbody>
                    <?php
                    echo $git_log;
                    ?>
                    </tbody>
                </table>
                <?php
            }

            ?>

        </div>
    </div>

<?php

require_once "../includes/footer.php";

