<?php
namespace Adminer;

$TABLE = $_GET["table"];
$fields = fields($TABLE);
if (!$fields) {
	$error = error() ?: lang('No tables.');
}
$table_status = table_status1($TABLE);
$name = adminer()->tableName($table_status);

page_header(($fields && is_view($table_status) ? $table_status['Engine'] == 'materialized view' ? lang('Materialized view') : lang('View') : lang('Table')) . ": " . ($name != "" ? $name : h($TABLE)), $error);

$rights = array();
foreach ($fields as $key => $field) {
	$rights += $field["privileges"];
}
adminer()->selectLinks($table_status, (isset($rights["insert"]) || !support("table") ? "" : null));

$comment = $table_status["Comment"];
if ($comment != "") {
	echo "<p class='nowrap'>" . lang('Comment') . ": " . h($comment) . "\n";
}

if ($fields) {
	adminer()->tableStructurePrint($fields, $table_status);
}

/** Print links to tables
* @param list<array{table: string, ns: string}> $tables
*/
function tables_links(array $tables): void {
	echo "<ul>\n";
	foreach ($tables as $row) {
		$link = preg_replace('~ns=[^&]*~', "ns=" . urlencode($row["ns"]), ME);
		echo "<li><a href='" . h($link . "table=" . urlencode($row["table"])) . "'>" . ($row["ns"] != $_GET["ns"] ? "<b>" . h($row["ns"]) . "</b>." : "") . h($row["table"]) . "</a>";
	}
	echo "</ul>\n";
}

$inherits = driver()->inheritsFrom($TABLE);
if ($inherits) {
	echo "<h3>" . lang('Inherits from') . "</h3>\n";
	tables_links($inherits);
}

if (support("indexes") && driver()->supportsIndex($table_status)) {
	echo "<h3 id='indexes'>" . lang('Indexes') . "</h3>\n";
	$indexes = indexes($TABLE);
	if ($indexes) {
		adminer()->tableIndexesPrint($indexes, $table_status);
	}
	echo '<p class="links"><a href="' . h(ME) . 'indexes=' . urlencode($TABLE) . '">' . lang('Alter indexes') . "</a>\n";
}

if (!is_view($table_status)) {
	if (fk_support($table_status)) {
		echo "<h3 id='foreign-keys'>" . lang('Foreign keys') . "</h3>\n";
		$foreign_keys = foreign_keys($TABLE);
		if ($foreign_keys) {
			echo "<table>\n";
			echo "<thead><tr><th>" . lang('Source') . "<td>" . lang('Target') . "<td>" . lang('ON DELETE') . "<td>" . lang('ON UPDATE') . "<td></thead>\n";
			foreach ($foreign_keys as $name => $foreign_key) {
				echo "<tr title='" . h($name) . "'>";
				echo "<th><i>" . implode("</i>, <i>", array_map('Adminer\h', $foreign_key["source"])) . "</i>";
				$link = ($foreign_key["db"] != ""
					? preg_replace('~db=[^&]*~', "db=" . urlencode($foreign_key["db"]), ME)
					: ($foreign_key["ns"] != "" ? preg_replace('~ns=[^&]*~', "ns=" . urlencode($foreign_key["ns"]), ME) : ME)
				);
				echo "<td><a href='" . h($link . "table=" . urlencode($foreign_key["table"])) . "'>"
					. ($foreign_key["db"] != "" && $foreign_key["db"] != DB ? "<b>" . h($foreign_key["db"]) . "</b>." : "")
					. ($foreign_key["ns"] != "" && $foreign_key["ns"] != $_GET["ns"] ? "<b>" . h($foreign_key["ns"]) . "</b>." : "")
					. h($foreign_key["table"])
					. "</a>"
				;
				echo "(<i>" . implode("</i>, <i>", array_map('Adminer\h', $foreign_key["target"])) . "</i>)";
				echo "<td>" . h($foreign_key["on_delete"]);
				echo "<td>" . h($foreign_key["on_update"]);
				echo '<td><a href="' . h(ME . 'foreign=' . urlencode($TABLE) . '&name=' . urlencode($name)) . '">' . lang('Alter') . '</a>';
				echo "\n";
			}
			echo "</table>\n";
		}
		echo '<p class="links"><a href="' . h(ME) . 'foreign=' . urlencode($TABLE) . '">' . lang('Add foreign key') . "</a>\n";
	}

	if (support("check")) {
		echo "<h3 id='checks'>" . lang('Checks') . "</h3>\n";
		$check_constraints = driver()->checkConstraints($TABLE);
		if ($check_constraints) {
			echo "<table>\n";
			foreach ($check_constraints as $key => $val) {
				echo "<tr title='" . h($key) . "'>";
				echo "<td><code class='jush-" . JUSH . "'>" . h($val);
				echo "<td><a href='" . h(ME . 'check=' . urlencode($TABLE) . '&name=' . urlencode($key)) . "'>" . lang('Alter') . "</a>";
				echo "\n";
			}
			echo "</table>\n";
		}
		echo '<p class="links"><a href="' . h(ME) . 'check=' . urlencode($TABLE) . '">' . lang('Create check') . "</a>\n";
	}
}

if (support(is_view($table_status) ? "view_trigger" : "trigger")) {
	echo "<h3 id='triggers'>" . lang('Triggers') . "</h3>\n";
	$triggers = triggers($TABLE);
	if ($triggers) {
		echo "<table>\n";
		foreach ($triggers as $key => $val) {
			echo "<tr valign='top'><td>" . h($val[0]) . "<td>" . h($val[1]) . "<th>" . h($key) . "<td><a href='" . h(ME . 'trigger=' . urlencode($TABLE) . '&name=' . urlencode($key)) . "'>" . lang('Alter') . "</a>\n";
		}
		echo "</table>\n";
	}
	echo '<p class="links"><a href="' . h(ME) . 'trigger=' . urlencode($TABLE) . '">' . lang('Add trigger') . "</a>\n";
}

$inherited = driver()->inheritedTables($TABLE);
if ($inherited) {
	echo "<h3 id='partitions'>" . lang('Inherited by') . "</h3>\n";
	$partition = driver()->partitionsInfo($TABLE);
	if ($partition) {
		echo "<p><code class='jush-" . JUSH . "'>BY " . h("$partition[partition_by]($partition[partition])") . "</code>\n";
	}
	tables_links($inherited);
}
