<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;

class GenerateTreeCommand extends Command
{

    private $routesFile = null;

    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'generatetree
                            {path: /path/to/tree.txt}';

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {

        $lines = ['<?php', '', 'use Illuminate\Support\Facades\Route;', '', ''];
        file_put_contents(base_path("routes/generated.php"), implode("\n", $lines));

        $sideLinks = [];

        global $argv;
        $file = fopen($argv[2], "r");
        $lines = [];
        while (!feof($file)) {
            $line = rtrim(fgets($file));
            if(trim($line) !== '') {
                $lines[] = str_replace("\t", "    ", $line);
            }
        }

        fclose($file);

        $currentRoot = "";
        $currentController = new GenController();
        $currentSubController = new GenController();
        $currentSubType = "";
        $currentView = "";
        $currentMethod = null;

        foreach ($lines as $line) {

            // skip comments
            if(trim($line)[0] === '#') continue;

            $lineType = null;

            // no leading space - root specifier
            if($line[0] !== ' ') {
                $currentRoot = strtolower(trim($line));
            }
            else {

                $ls = $this->numLS($line);
                $line = trim($line);

                $exitURL = false;
                if(strpos($line, "=>") !== FALSE) {
                    $parts = explode("=>", $line);
                    $exitURL = str_replace("UID", "{{ \$subRecord->uid }}", $parts[1]);
                    $line = $parts[0];
                }

                $tokens = explode("|", $line);
                $line = $tokens[0];
                $dbTable = null;
                $condition = null;
                if(count($tokens) >= 2) {
                    $dbTable = $tokens[1];

                    // check if table has loading conditions
                    if(strpos($dbTable, ":")) {
                        $parts = explode(":", $dbTable);
                        $dbTable = $parts[0];
                        $parts = explode("=", $parts[1]);
                        $condition = [
                            "field" => $parts[0],
                            "value" => str_replace("OWN", "session('proId')" , $parts[1])
                        ];
                    }
                }

                $hasAdd = in_array("add", $tokens);
                $hasView = in_array("view", $tokens);
                $hasRemove = in_array("remove", $tokens);

                $icon = "user";
                if(strpos($tokens[count($tokens) - 1], "icon:") === 0) {
                    $icon = substr($tokens[count($tokens) - 1], 5);
                }

                switch($ls) {

                    case 4: // top level controller OR top level controller action

                        // top level controller-action
                        if(strpos($line, "/") !== FALSE) {
                            if(!empty($currentController)) {
                                $parts = explode(":", $line);
                                $line = $parts[0];
                                $method = explode("/", $line)[1];
                                $newMethod = $currentController->addMethod($method, "/" . $line);
                                if(count($parts) > 1) {
                                    $newMethod->api = $parts[count($parts) - 1];
                                }
                                // create _SINGLE_ controller if view
                                if($method === "view") {
                                    $currentSubController = new GenController($currentRoot, $currentController->name . "_SINGLE");
                                    $currentSubController->dbTable = $currentController->dbTable;
                                    $currentSubController->parentRoute = "/" . $line;
                                    $currentSubController->parentControllerName = $currentController->name;
                                    $currentSubController->sub = true;
                                    $newMethod->redirect = "/" . $line . "/SUB_dashboard";
                                }
                                else if(strpos($method, "add_new") === 0) {
                                    $newMethod->type = 'add';
                                }
                                else if(strpos($method, "remove") === 0) {
                                    $newMethod->type = 'remove';
                                }
                                $currentMethod = $newMethod;
                            }
                        }
                        // new top level controller
                        else if(empty($currentController) || $line !== $currentController->name) {
                            if(!empty($currentController)) {
                                $currentController->save();
                            }
                            $currentController = new GenController($currentRoot, $line, $icon);
                            $currentController->dbTable = $dbTable;
                            $currentController->condition = $condition;
                            $currentController->hasAdd = $hasAdd;
                            $currentController->hasView = $hasView;
                            $currentController->hasRemove = $hasRemove;
                            $currentMethod = $currentController->addMethod("index", "/$line");
                            if(!empty($currentSubController)) {
                                $currentSubController->save();
                            }
                            $currentSubType = '';
                            $currentSubController = new GenController();

                            $sideLinks[] = "<li class='nav-item'><a href='/{$currentController->name}' " .
                                "class='nav-link " .
                                "{{ (isset(request()->route()->getController()->selfName) && strpos(request()->route()->getController()->selfName, '{$currentController->name}') === 0 ? 'active' : '') }}" . " '>" .
                                "<i class='nav-icon fa fa-$icon'></i>" .
                                "<p>" . $currentController->snakeToTitleCase($currentController->name) . "</p>" .
                                "</a></li>";
                        }
                        break;

                    case 8: // sub-type declaration | add_new fields | !inc/!exc

                        if($line === 'ACTIONS' || $line === 'SUB') {
                            $currentSubType = $line;
                        }
                        else if(strpos($line, "!inc:") === 0) { // !inc:
                            if (!empty($currentMethod)) {
                                $currentMethod->setIncFields('include', explode(",", substr($line, 5)));
                            }
                        }
                        else if(strpos($line, "!exc:") === 0) { // !exc:
                            if (!empty($currentMethod)) {
                                $currentMethod->setIncFields('exclude', explode(",", substr($line, 5)));
                            }
                        }
                        else if(strpos($line, "!lnk:") === 0) { // !lnk:
                            if (!empty($currentMethod)) {
                                $currentMethod->viewLinkField = substr($line, 5);
                            }
                        }
                        else if(strpos($line, "!col:") === 0) { // !col:
                            if (!empty($currentMethod)) {
                                $currentMethod->setColumnSpec(substr($line, 5), $exitURL, 'record');
                            }
                        }
                        else if (!empty($currentMethod) &&
                            (strpos($currentMethod->name, 'add_new') === 0 ||
                                $currentMethod->name === 'remove')) { // this is a field in add_new
                            $currentMethod->data[] = $line;
                        }

                        break;

                    case 12: // ACTIONS | SUB
                        // check if this has show conditions
                        $show = false;
                        if(strpos($line, ":")) {
                            $parts = explode(":", $line);
                            $line = $parts[0];
                            if($parts[1] === 'if') {
                                $show = $parts[2];
                            }
                        }
                        if($currentSubType === 'ACTIONS') {
                            $currentMethod = $currentSubController->addMethod(
                                "ACTION_" . $line,
                                "/ACTION_" . $line
                            );
                            $currentMethod->type = 'action';
                            $currentMethod->show = $show;
                            $currentMethod->data = [];
                        }
                        else if($currentSubType === 'SUB') {
                            $currentMethod = $currentSubController->addMethod(
                                "SUB_" . $line,
                                "/SUB_" . $line
                            );
                            $currentMethod->type = 'sub';
                            $currentMethod->show = $show;
                            $currentMethod->data = [];
                        }
                        break;

                    case 16: // data for actions and subs
                            if(strpos($line, "!inc:") === 0) { // !inc:
                                if (!empty($currentMethod)) {
                                    $currentMethod->setIncFields('include', explode(",", substr($line, 5)));
                                }
                            }
                            else if(strpos($line, "!exc:") === 0) { // !exc:
                                if (!empty($currentMethod)) {
                                    $currentMethod->setIncFields('exclude', explode(",", substr($line, 5)));
                                }
                            }
                            else if(strpos($line, "!lnk:") === 0) { // !lnk:
                                if (!empty($currentMethod)) {
                                    $currentMethod->viewLinkField = substr($line, 5);
                                }
                            }
                            else if(strpos($line, "!col:") === 0) { // !col:
                                if (!empty($currentMethod)) {
                                    $currentMethod->setColumnSpec(substr($line, 5), $exitURL,
                                        $currentMethod->name === 'SUB_dashboard' ? 'record' : 'subRecord'
                                    );
                                }
                            }
                            else if(strpos($line, "!grp:") === 0) { // !grp:
                                if (!empty($currentMethod)) {
                                    $currentMethod->addGroup(substr($line, 5));
                                }
                            }
                            else if(strpos($line, "!act:") === 0) { // !act:
                                if (!empty($currentMethod)) {
                                    $currentMethod->addColumnAction(substr($line, 5), $exitURL);
                                }
                            }
                            else if(!empty($currentMethod)) {
                                $currentMethod->data[] = $line;
                                if($exitURL) {
                                    if(strpos("=", $line) !== FALSE) {
                                        $currentMethod->viewURL = $exitURL;
                                    }
                                    else {
                                        $currentMethod->exitURL = $exitURL;
                                    }
                                }
                            }
                        break;

                    case 20: // SUB add_new fields
                        if(!empty($currentMethod)) {
                            $currentMethod->data[] = $line;
                        }
                        break;

                    default:
                        dump("ERROR: Cannot have $ls leading spaces!");
                        dump("Line: $line");
                        exit(1);

                }

            }
        }

        // do any pending saves
        if(!empty($currentSubController)) {
            $currentSubController->save();
        }
        if(!empty($currentController)) {
            $currentController->save();
        }

        echo "Saved " . base_path("routes/generated.php") . "\n";

        // save side links
        file_put_contents(resource_path("views/layouts/generated-links.blade.php"), implode("\n", $sideLinks));
        echo "Saved " . resource_path("views/layouts/generated-links.blade.php") . "\n";

    }

    private function numLS($line) {
        $count = 0;
        for ($i=0; $i<strlen($line); $i++) {
            if($line[$i] !== ' ') break;
            $count++;
        }
        return $count;
    }

}

class GenController {
    public $root;
    public $saved = false;
    public $name;
    public $methods;
    public $parentRoute = "";
    public $dbTable = null;
    public $condition = null;
    public $hasAdd = false;
    public $hasView = false;
    public $hasRemove = false;
    public $sub = false;
    public $parentControllerName = '';
    public $subLinksSaved = false;
    public $actionLinksSaved = false;
    public $icon = "user";
    public function __construct($root = null, $name = null, $icon = "user")
    {
        $this->root = $root;
        $this->name = $name;
        $this->icon = $icon;
        $this->methods = [];
    }
    public function addMethod($method, $route) {
        if($this->parentRoute) {
            $route = $this->parentRoute . $route;
        }
        $method = new GenControllerMethod($method, $route);
        $this->methods[] = $method;
        return $method;
    }
    public function save() {
        if(!$this->saved && !empty($this->root) && !empty($this->name)) {
            $this->saveController();
            $this->saveRoutes();
            $this->saved = true;
            // $this->log();
        }
    }
    public function saveController() {
        $text = file_get_contents(base_path('generatecv/tree-templates/controller.template.php'));
        $code = [];

        // check if any method has a "sub add_new" in it, if yes, add action for the same
        $newMethods = [];
        foreach ($this->methods as $method) {
            if($method->type === 'sub' && count($method->data) > 1 && strpos($method->data[1], 'add_new') === 0) {
                $methodName = preg_replace("/^SUB_/", "ACTION_", $method->name) . 'AddNew';
                $methodRoute = str_replace("/SUB_", "/ACTION_", $method->route) . 'AddNew';
                $newMethod = new GenControllerMethod($methodName, $methodRoute);
                $newMethod->hasUID = true;
                $newMethod->redirect = false;
                $newMethod->type = 'action';
                $newMethod->data = [];
                for($i = 2; $i<count($method->data); $i++) {
                    $newMethod->data[] = $method->data[$i];
                }
                $newMethod->parentSub = $this->name . '-' . $method->name;
                $parts = explode(":", $method->data[1]);
                $newMethod->table = $parts[1];
                if(count($parts) === 3) {
                    $newMethod->api = $parts[2];
                }
                $newMethod->exitURL = $method->exitURL;
                $newMethod->showLink = false;
                $newMethods[] = $newMethod;
                $method->childAddRoute = $this->name . '-' . $methodName;
            }
        }
        $this->methods = array_merge($this->methods, $newMethods);

        foreach ($this->methods as $method) {
            $code[] = "";
            $code[] = "\t// GET {$method->route}";
            $code[] = "\t" . 'public function ' . $method->name . '(Request $request' . ($method->hasUID ? ', $uid' : '') . ') {';

            if($method->redirect) {
                $target = str_replace('{uid}', '$uid', $method->redirect);
                $code[] = "\t\t" . 'return redirect("' . $target . '");';
            }
            else {
                if($method->hasUID) {
                    $code[] = "\t\t\$record = DB::table('{$this->dbTable}')->where('uid', \$uid)->first();";
                    $input = ["'record'"];
                    // if sub-index controller, load subRecords
                    if($method->type === 'sub' && count($method->data)) {
                        $parts = explode(",", $method->data[0]);

                        $loadingLine = [];

                        // first 'where'
                        $dbParts = explode("=", $parts[0]);
                        $localField = $dbParts[0];
                        $dbParts = explode(".", $dbParts[1]);
                        $foreignTable = $dbParts[0];
                        $foreignField = $dbParts[1];
                        $loadingLine[] = "\t\t\$subRecords = DB::table('$foreignTable')";
                        $loadingLine[] = "->where('$foreignField', \$record->$localField)";

                        // other 'where's
                        if(count($parts) > 1) {
                            for ($i = 1; $i < count($parts); $i++) {
                                $dbParts = explode("=", $parts[$i]);
                                $field = $dbParts[0];
                                $value = $dbParts[1];
                                $loadingLine[] = "->where('$field', $value)";
                            }
                        }

                        $loadingLine[] = "->get();";

                        $code[] = implode("", $loadingLine);

                        // $code[] = "\t\t\$subRecords = DB::table('$foreignTable')->where('$foreignField', \$record->$localField)->get();";
                        $input[] = "'subRecords'";
                    }
                    // return response()->view('pro/my_teams/add_new', compact('records'), session('message') ? 500 : 200)->header('Content-Type', 'text/html');
                    $code[] = "\t\treturn response()->view('{$this->root}/{$this->name}/{$method->name}', " .
                        "compact(" . implode(", ", $input) . "), " .
                        "session('message') ? 500 : 200)->header('Content-Type', 'text/html');";
                }
                else {
                    $loadingLine = [];
                    $loadingLine[] = "\t\t\$records = DB::table('{$this->dbTable}')";
                    if($this->condition) {
                        $loadingLine[] = "->where('{$this->condition['field']}', {$this->condition['value']})";
                    }
                    $loadingLine[] = "->get();";
                    $code[] = implode("", $loadingLine);
                    $code[] = "\t\treturn response()->view('{$this->root}/{$this->name}/{$method->name}', " .
                        "compact('records'), " .
                        "session('message') ? 500 : 200)->header('Content-Type', 'text/html');";
                }
            }

            $this->saveView($this, $method);

            $code[] = "\t}";
        }
        $text = str_replace("_NAME_", "{$this->name}_Controller", $text);
        $text = str_replace("// __METHODS__", implode("\n", $code), $text);
        file_put_contents(app_path("Http/Controllers/{$this->name}_Controller.php"), $text);
        echo "Generated " . app_path("Http/Controllers/{$this->name}_Controller.php") . "\n";
    }
    public function saveView(GenController $controller, GenControllerMethod $method) {

        if($controller->sub) {
            $controller->saveSubLinks($controller, $method);
            $controller->saveActionLinks($controller, $method);
            if($method->type === 'action') {
                $this->saveSubActionView($controller, $method);
            }
            else if($method->type === 'sub' && count($method->data)) {
                $this->saveSubIndexView($controller, $method);
            }
            else {
                $this->saveSubDefaultView($controller, $method);
            }
        }
        else {
            if($method->name === 'view' && $controller->hasView) {
                $this->saveShowView($controller, $method);
            }
            else if($method->name === 'index') {
                $this->saveIndexView($controller, $method);
            }
            else if(strpos($method->name, 'add_new') === 0 && $controller->hasAdd) {
                $this->saveAddNewView($controller, $method);
            }
            else if($method->name === 'remove' && $controller->hasRemove) {
                $this->saveAddNewView($controller, $method);
            }
        }

    }
    public function saveIndexView(GenController $controller, GenControllerMethod $method)
    {
        $text = file_get_contents(base_path('generatecv/tree-templates/index.template.blade.php'));
        $text = str_replace("_NAME_", $this->snakeToTitleCase($controller->name), $text);

        if($controller->hasAdd) {
            $addLinks = [];
            foreach ($controller->methods as $m) {
                if($m->type === 'add') {
                    $addLinks[] = "<a class='btn btn-primary btn-sm ml-2' " .
                        'up-modal=".form-contents" up-width="800" up-history="false" ' .
                        "href='/{$controller->name}/{$m->name}'>" .
                        "<i class='fa fa-plus-circle' aria-hidden='true'></i> " .
                        "{$this->snakeToTitleCase($m->name)}</a>";
                }
            }
            $text = str_replace("<!-- _ADD_NEW_LINK_ -->", implode("\n", $addLinks), $text);
        }

        $columns = DB::getSchemaBuilder()->getColumnListing($controller->dbTable);
        $ths = [];
        $tds = [];
        if($controller->hasRemove) {
            $ths[] = "<th></th>";
            $tds[] = "<td><a href='/{$controller->name}/remove/<?= \$record->uid ?>'>" .
                "<i class='fa fa-trash'></i>" .
                "</a></td>";
        }

        // !inc/!exc
        if($method->incType === "include") {
            $columns = $method->incFields;
        }
        else if($method->incType === "exclude") {
            $columns = array_filter($columns, function($item) use ($method) {
                return in_array($item, $method->incFields) === FALSE;
            });
        }

        foreach ($columns as $column) {

            $columnTitle = $this->snakeToTitleCase($column);
            $columnValue = "<?= \$record->$column ?>";
            $hasLink = $controller->hasView && $column === $method->viewLinkField;
            $linkTarget = "/{$controller->name}/view/<?= \$record->uid ?>";

            // check if this column has column spec
            if(isset($method->columns[$column])) {
                $columnTitle = $method->columns[$column]["label"];
                if(isset($method->columns[$column]["query"])) {
                    $columnValue = "<?= \Illuminate\Support\Facades\DB::" .
                        "select(\"{$method->columns[$column]["query"]}\")[0]->result ?>";
                }
                if(isset($method->columns[$column]["link"])) {
                    $hasLink = true;
                    $linkTarget = $method->columns[$column]["link"];
                }
            }

            $ths[] = "<th>$columnTitle</th>";
            $tds[] = "<td>" .
                ($hasLink ? "<a href=\"{$linkTarget}\">" : "") .
                $columnValue .
                ($hasLink ? "</a>" : "") .
                "</td>";
        }
        $text = str_replace("<!-- __SCAFFOLD_THS__ -->", implode("\n", $ths), $text);
        $text = str_replace("<!-- __SCAFFOLD_TDS__ -->", implode("\n", $tds), $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function saveShowView(GenController $controller, GenControllerMethod $method)
    {
        // delete sub links and action links
        if(file_exists(resource_path("views/{$controller->root}/{$controller->parentControllerName}/subs.blade.php"))) {
            unlink(resource_path("views/{$controller->root}/{$controller->parentControllerName}/subs.blade.php"));
        }
        if(file_exists(resource_path("views/{$controller->root}/{$controller->parentControllerName}/actions.blade.php"))) {
            unlink(resource_path("views/{$controller->root}/{$controller->parentControllerName}/actions.blade.php"));
        }

        // write info view
        $text = file_get_contents(base_path('generatecv/tree-templates/info.template.blade.php'));
        $text = str_replace("_NAME_", $this->snakeToTitleCase($controller->name), $text);
        $text = str_replace("_UID_", '<?= $record->uid ?>', $text);
        $text = str_replace("_INDEX_ROUTE_", $controller->name . '-index', $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/info.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/info.blade.php") . "\n";

        // write main view
        $text = file_get_contents(base_path('generatecv/tree-templates/show.template.blade.php'));
        $text = str_replace("_NAME_", $this->snakeToTitleCase($controller->name), $text);
        $text = str_replace("_UID_", '<?= $record->uid ?>', $text);
        $text = str_replace("_INDEX_ROUTE_", $controller->name . '-index', $text);
        $text = str_replace("_SUB_LINKS_VIEW_", "{$controller->root}/{$controller->name}/subs", $text);
        $text = str_replace("_INFO_VIEW_", "{$controller->root}/{$controller->name}/info", $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function saveSubLinks(GenController $controller, GenControllerMethod $method)
    {
        if ($controller->subLinksSaved) return;
        $subLinksView = resource_path("views/{$controller->root}/{$controller->parentControllerName}/subs.blade.php");
        $subLinks = [];
        foreach ($controller->methods as $meth) {
            if (strpos($meth->name, "SUB_") !== 0 || $meth->showLink === false) continue;
            $display = $this->snakeToTitleCase(substr($meth->name, 4));
            $subLinks[] = ($meth->show ? "@if(\$record->{$meth->show}) " : "") .
                "<a " .
                "href='/{$controller->parentControllerName}/view/<?= \$record->uid ?>/{$meth->name}' " .
                "class='d-block px-3 py-2 border-bottom " .
                "{{ request()->route()->getActionMethod() === '{$meth->name}' ? 'bg-secondary text-white font-weight-bold' : '' }}" .
                (
                    $meth->name === 'SUB_dashboard' ?
                    "{{ strpos(request()->route()->getActionMethod(), 'ACTION_') === 0 ? 'bg-secondary text-white font-weight-bold' : '' }}" :
                    ""
                )
                . "'>$display</a>" .
                ($meth->show ? " @endif" : "");
        }
        $this->file_force_contents($subLinksView, implode("\n", $subLinks));
        echo "Generated " . $subLinksView . "\n";
        $controller->subLinksSaved = true;
    }
    public function saveActionLinks(GenController $controller, GenControllerMethod $method)
    {
        if ($controller->actionLinksSaved) return;
        $actionLinksView = resource_path("views/{$controller->root}/{$controller->parentControllerName}/actions.blade.php");
        $actionLinks = [];
        foreach ($controller->methods as $meth) {
            if (strpos($meth->name, "ACTION_") !== 0 || $meth->showLink === false) continue;
            $display = $this->camelToTitleCase(substr($meth->name, 7));
            $actionLinks[] = ($meth->show ? "@if(\$record->{$meth->show}) " : "") .
                "<a " .
                'up-modal=".form-contents" up-width="800" up-history="false" ' .
                "href='/{$controller->parentControllerName}/view/<?= \$record->uid ?>/{$meth->name}' " .
                "class='d-block btn btn-sm btn-default mb-3'>$display</a>" .
                ($meth->show ? " @endif" : "");
        }
        $this->file_force_contents($actionLinksView, implode("\n", $actionLinks));
        echo "Generated " . $actionLinksView . "\n";
        $controller->actionLinksSaved = true;
    }
    public function saveSubDefaultView(GenController $controller, GenControllerMethod $method)
    {
        $text = file_get_contents(base_path('generatecv/tree-templates/sub.template.blade.php'));
        $text = str_replace("_LAYOUT_", "{$controller->root}.{$controller->parentControllerName}.view", $text);
        $text = $this->generateSubContent($controller, $method, $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function saveSubActionView(GenController $controller, GenControllerMethod $method) {
        $text = file_get_contents(base_path('generatecv/tree-templates/sub-action.template.blade.php'));
        $text = str_replace("_LAYOUT_", "{$controller->root}.{$controller->parentControllerName}.view", $text);
        $text = str_replace("_NAME_", $this->camelToTitleCase($this->snakeToTitleCase($method->name)), $text);

        if(!$method->parentSub) {
            $text = str_replace("_BACK_ROUTE_", "{$controller->parentControllerName}-view", $text);
        }
        else {
            $text = str_replace("_BACK_ROUTE_", $method->parentSub, $text);
        }

        if(!$method->table) {
            $text = str_replace("_API_", "/api/{$this->snakeToCamelCase($controller->dbTable)}/" . substr($method->name, 7), $text);
        }
        else {
            $text = str_replace("_API_", "/api/{$this->snakeToCamelCase($method->table)}/{$method->api}", $text);
        }

        $text = str_replace("_RETURN_ROUTE_", "{$controller->name}-{$method->name}", $text);
        $fields = [];
        if(count($method->data)) {
            foreach ($method->data as $field) {
                $fields[] = $this->generateFormField($field);
            }
        }
        $text = str_replace("<!-- _SCAFFOLD_FIELDS_ -->", implode("\n", $fields), $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function saveSubIndexView(GenController $controller, GenControllerMethod $method) {
        $text = file_get_contents(base_path('generatecv/tree-templates/sub-index.template.blade.php'));
        $text = str_replace("_LAYOUT_", "{$controller->root}.{$controller->parentControllerName}.view", $text);
        $text = str_replace("_NAME_", $this->camelToTitleCase($this->snakeToTitleCase($method->name)), $text);

        if(count($method->data) > 1 && strpos($method->data[1], 'add_new') === 0) {
            $addLink = '<a class="btn btn-primary btn-sm" ' .
                    'up-modal=".form-contents" up-width="800" up-history="false" ' .
                    'href="{{route(\'' . $method->childAddRoute . '\', [\'uid\' => $record->uid])}}">' .
                "<i class='fa fa-plus-circle' aria-hidden='true'></i> Add New</a>";
            $text = str_replace("<!-- _ADD_NEW_LINK_ -->", $addLink, $text);
        }

        $dbParts = explode("=", $method->data[0]);
        $dbParts = explode(".", $dbParts[1]);
        $table = $dbParts[0];
        $columns = DB::getSchemaBuilder()->getColumnListing($table);

        $ths = [];
        $tds = [];

        // !inc/!exc
        if($method->incType === "include") {
            $columns = $method->incFields;
        }
        else if($method->incType === "exclude") {
            $columns = array_filter($columns, function($item) use ($method) {
                return in_array($item, $method->incFields) === FALSE;
            });
        }

        foreach ($columns as $column) {

            $columnTitle = $this->snakeToTitleCase($column);
            $columnValue = "<?= \$subRecord->$column ?>";
            $hasLink = $method->exitURL && $column === $method->viewLinkField;
            $linkTarget = $method->exitURL;

            // check if this column has column spec
            if(isset($method->columns[$column])) {
                $columnTitle = $method->columns[$column]["label"];
                if(isset($method->columns[$column]["query"])) {
                    $columnValue = "<?= \Illuminate\Support\Facades\DB::" .
                        "select(\"{$method->columns[$column]["query"]}\")[0]->result ?>";
                }
                if(isset($method->columns[$column]["link"])) {
                    $hasLink = true;
                    $linkTarget = $method->columns[$column]["link"];
                }
            }

            $ths[] = "<th>$columnTitle</th>";
            $tds[] = "<td>" .
                ($hasLink ? "<a href=\"{$linkTarget}\">" : "") .
                $columnValue .
                ($hasLink ? "</a>" : "") .
                "</td>";

        }
        $text = str_replace("<!-- __SCAFFOLD_THS__ -->", implode("\n", $ths), $text);
        $text = str_replace("<!-- __SCAFFOLD_TDS__ -->", implode("\n", $tds), $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function generateSubContent(GenController $controller, GenControllerMethod $method, $text) {
        if($method->name === 'SUB_dashboard') {
            if(!isset($method->groups) || !count($method->groups)) {
                $html = file_get_contents(base_path('generatecv/tree-templates/dashboard.template.blade.php'));
            }
            else {
                $html = file_get_contents(base_path('generatecv/tree-templates/dashboard-grouped.template.blade.php'));
                $groupsHtml = [];
                $groupTemplate = file_get_contents(base_path('generatecv/tree-templates/dashboard-group.template.blade.php'));
                foreach ($method->groups as $group) {
                    $groupHtml = $groupTemplate;
                    $groupHtml = str_replace("<!-- __GROUP_NAME__ -->", $group["name"], $groupHtml);
                    $fields = [];
                    foreach ($group["fields"] as $field) {

                        $columnTitle = $this->snakeToTitleCase($field);
                        $columnValue = "<?= \$record->$field ?>";
                        $hasLink = false;
                        $linkTarget = null;
                        $actions = [];

                        // check if this column has column spec
                        if(isset($method->columns[$field])) {
                            $columnTitle = $method->columns[$field]["label"];
                            if(isset($method->columns[$field]["query"])) {
                                $columnValue = "<?= \Illuminate\Support\Facades\DB::" .
                                    "select(\"{$method->columns[$field]["query"]}\")[0]->result ?>";
                            }
                            if(isset($method->columns[$field]["link"])) {
                                $hasLink = true;
                                $linkTarget = $method->columns[$field]["link"];
                            }
                        }

                        /*
                        "is_active" => array:1 [
                            0 => array:5 [
                            "label" => "Deactivate"
                              "icon" => "edit"
                              "condition" => "if"
                              "field" => "is_active"
                            ]
                        ]
                        */
                        if(isset($method->columnActions[$field])) {
                            foreach($method->columnActions[$field] as $action) {
                                $actionLine = [];
                                if(isset($action["condition"])) {
                                    if($action["condition"] === "if") {
                                        $actionLine[] = "@if(";
                                    }
                                    else {
                                        $actionLine[] = "@if(!";
                                    }
                                    $actionLine[] = "\$record->{$action["field"]})";
                                }
                                $actionLine[] = "<a " .
                                    'up-modal=".form-contents" up-width="800" up-history="false" ' .
                                    "href='{$action["link"]}' title='{$action["label"]}' class='ml-2 text-dark font-weight-normal'>" .
                                    "<i class='fa fa-{$action["icon"]} text-sm'></i>" .
                                    "</a>";
                                if(isset($action["condition"])) {
                                    $actionLine[] = "@endif";
                                }
                                $actionLine = implode(" ", $actionLine);
                                $actions[] = $actionLine;
                            }
                        }
                        $actions = implode("\n", $actions);

                        $fields[] = "<tr>" .
                            "<td class=\"w-25 px-2 text-secondary border-right\">$columnTitle</td>" .
                            "<td class=\"w-75 px-2 font-weight-bold\">" .
                                ($hasLink ? "<a href=\"{$linkTarget}\">" : "") .
                                $columnValue .
                                ($hasLink ? "</a>" : "") .
                                $actions .
                            "</td>" .
                        "</tr>";
                    }
                    $groupHtml = str_replace("<!-- __GROUP_FIELDS__ -->", implode("\n", $fields), $groupHtml);
                    $groupsHtml[] = $groupHtml;
                }
                $groupsHtml = implode("\n", $groupsHtml);
                $html = str_replace("<!-- _GROUPS_ -->", $groupsHtml, $html);
            }
            $text = str_replace("_SUB_VIEW_", $html, $text);
            $text = str_replace("_ACTION_LINKS_VIEW_", "{$controller->root}/{$controller->parentControllerName}/actions", $text);
        }
        else {
            $text = str_replace("_SUB_VIEW_",
                "<h5 class='py-3 border-bottom'>" .
                $this->camelToTitleCase($this->snakeToTitleCase($method->name)) . "</h5>" .
                "Controller: <b>{$controller->name}</b><br>" .
                "Action: <b>{$method->name}()</b><br>" .
                "View: <b>{$controller->root}/{$controller->name}/{$method->name}.blade.php</b><br><br>",
                $text);
        }
        return $text;
    }
    public function saveAddNewView(GenController $controller, GenControllerMethod $method)
    {
        $text = file_get_contents(base_path('generatecv/tree-templates/add_new.template.blade.php'));
        $text = str_replace("_NAME_", $this->snakeToTitleCase($controller->name), $text);
        $text = str_replace("_ADD_TITLE_", $this->snakeToTitleCase($method->name), $text);
        $text = str_replace("_API_", "/api/{$this->snakeToCamelCase($controller->dbTable)}/{$method->api}", $text);
        $text = str_replace("_BACK_ROUTE_", "{$controller->name}-index", $text);
        $text = str_replace("_RETURN_ROUTE_", "{$controller->name}-{$method->name}", $text);
        $columns = $method->data;
        $fields = [];
        foreach ($columns as $column) {
            $fields[] = $this->generateFormField($column);
        }
        $text = str_replace("<!-- _SCAFFOLD_FIELDS_ -->", implode("\n", $fields), $text);
        $this->file_force_contents(resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php"), $text);
        echo "Generated " . resource_path("views/{$controller->root}/{$controller->name}/{$method->name}.blade.php") . "\n";
    }
    public function saveRoutes() {
        $lines = ["// --- {$this->root}: {$this->name} --- //"];
        foreach ($this->methods as $method) {
            // FORMAT:
            // Route::get('/foo/bar/{uid}', 'FooController@bar')->name('foo-action');
            $lines[] = "Route::get('{$method->route}', '{$this->name}_Controller@{$method->name}')->name('{$this->name}-{$method->name}');";
        }
        $lines[] = '';
        $lines[] = '';
        file_put_contents(base_path("routes/generated.php"), implode("\n", $lines), FILE_APPEND);
    }
    public function log() {
        $this->w('');
        $this->w("Controller: app/Http/Controllers/{$this->name}_Controller");
        $this->w("Table: {$this->dbTable}");
        $this->w('---------------------------------------------');
        foreach ($this->methods as $method) {
            $this->w('Rout: ' . $method->route, 1);
            $this->w('Meth: ' . $method->name . '($request' . ($method->hasUID ? ', $uid' : '') . ')', 1);
            if(!empty($method->data)) $this->w('Data: ' . implode(", ", $method->data), 1);
            $this->w('Exit: ' . $method->exitURL, 1);
            $this->w('View: ' . $method->viewURL, 1);
            if(!$method->redirect) {
                $this->w('View: ' . resource_path("views/{$this->root}/{$this->name}/{$method->name}.blade.php"), 1);
            }
            else {
                $this->w('Redi: ' . $method->redirect, 1);
            }
            $this->w('---------------------------------------------');
        }
    }
    public function w($line, $level = -1) {
        for($i=0; $i<$level; $i++) echo "\t";
        echo "$line\n";
    }
    public function snakeToTitleCase($text) {
        $text = preg_replace("/^(SUB|ACTION)_/", "", $text);
        return ucwords(str_replace("_", " ", $text));
    }
    public function camelToTitleCase($text) {
        $text = preg_replace("/^(SUB|ACTION)_/", "", $text);
        $text = preg_replace("/([a-z])([A-Z0-9])/", "$1 $2", $text);
        return ucwords($text);
    }
    public function snakeToCamelCase($text) {
        $text = ucwords(str_replace("_", " ", $text));
        $text = str_replace(" ", "", $text);
        $text[0] = strtolower($text[0]);
        return $text;
    }
    private function file_force_contents($dir, $contents){
        $dir = str_replace("\\", "/", $dir);
        $dir = str_replace( '//', '/', $dir);
        $parts = explode('/', $dir);
        $file = array_pop($parts);
        $dir = '';
        foreach($parts as $part) {
            if(strlen($part) === 0 || $part[strlen($part) - 1] !== ':') {
                if(!is_dir($dir .= "/$part")) mkdir($dir);
            }
        }
        file_put_contents("$dir/$file", $contents);
    }
    private function generateFormField($line) {
        $tokens = explode("=", $line);
        $default = false;
        if(count($tokens) > 1) {
            $default = $tokens[1];
        }
        $tokens = explode(":", $tokens[0]);
        $name = $tokens[0];
        $required = false;
        if($name[strlen($name) - 1] === '*') { // required field?
            $required = true;
            $name = substr($name, 0, strlen($name) - 1);
        }
        $display = $name;
        $dotPos = strpos($name, ".");
        if($dotPos !== FALSE) {
            $display = substr($name, $dotPos + 1);
        }
        $display = preg_replace('/uid$/i', "", $display);
        $type = "text";
        $options = [];
        if(count($tokens) > 1) {
            $type = $tokens[1];
            switch ($type) {
                case "select":
                    $options = explode(",", $tokens[2]);
                    break;
                case "record":
                    $options['table'] = $tokens[2];
                    $parts = explode(",", $tokens[3]);
                    $options['valueField'] = $parts[0];
                    $options['displayField'] = $parts[1];
                    break;
            }
        }
        if($type !== 'hidden' && $type !== 'bool') {
            $code[] = "<div class='form-group mb-3'>";
            $code[] = "<label class='control-label'>{$this->camelToTitleCase($this->snakeToTitleCase($display))} " .
                ($required ? "*" : "") .
                "</label>";
        }
        $valueLine = "value='{{ old('$name') ? old('$name') : " . ($default ? "\$record->$default" : '\'\'') . " }}' ";
        switch ($type) {
            case "select":
                $code[] = "<select class='form-control' name='$name' " . $valueLine .
                    ($required ? "required" : "") .
                    ">";
                $code[] = "<option value=''>-- Select --</option>";
                foreach ($options as $o) {
                    $code[] = "<option " .
                        "<?= '$o' === (old('$name') ? old('$name') : " . ($default ? "\$record->$default" : "''") . ") ? 'selected' : '' ?> " .
                        "value='$o'>$o</option>";
                }
                $code[] = "</select>";
                break;
            case "record":
                $code[] = "<select class='form-control' name='$name' " . $valueLine .
                    ($required ? "required" : "") .
                    ">";
                $code[] = "<option value=''>-- Select --</option>";
                $code[] = "<?php \$dbOptions = \Illuminate\Support\Facades\DB::table('{$options['table']}')->get(); ?>";
                $code[] = "<?php foreach(\$dbOptions as \$o): ?>";
                $code[] = "<option " .
                    "<?= \$o->{$options['valueField']} === (old('$name') ? old('$name') : " . ($default ? "\$record->$default" : "''") . ") ? 'selected' : '' ?> " .
                    "value='<?= \$o->{$options['valueField']} ?>'><?= \$o->{$options['displayField']} ?> (<?= \$o->{$options['valueField']} ?>)</option>";
                $code[] = "<?php endforeach; ?>";
                $code[] = "</select>";
                break;
            case "bool":
                $code[] = "<div class='form-group mb-3'>";
                $code[] = "<label class='control-label'>{$this->camelToTitleCase($this->snakeToTitleCase($display))} " .
                    ($required ? "*" : "");
                $code[] = "<input class='ml-2' type='checkbox' name='$name' " .
                    ($required ? "required" : "") .
                    ">";
                $code[] = "</label>";
                break;
            default:
                $code[] = "<input class='form-control' type='$type' name='$name' " . $valueLine .
                    ($required ? "required" : "") .
                    ">";
        }
        if($type !== 'hidden') {
            $code[] = "</div>";
        }
        return implode("\n", $code);
    }
}

class GenControllerMethod {
    public $name;
    public $route;
    public $hasUID = false;
    public $redirect = false;
    public $type = '';
    public $data = [];
    public $parentSub = false;
    public $childAddRoute = false;
    public $table = false;
    public $api = 'create';
    public $show = null;
    public $viewURL = false;
    public $exitURL = false;
    public $showLink = true;
    public $incType = null;
    public $incFields = null;
    public $viewLinkField = 'uid';
    public $columns = [];
    public $columnActions = [];
    public $groups = [];
    public function __construct($name, $route)
    {
        $this->name = $name;
        $this->route = $route;
        if(strpos($this->route, "{uid}") !== FALSE) {
            $this->hasUID = true;
        }
    }
    public function setIncFields($type, $fields) {
        $this->incType = $type;
        $this->incFields = $fields;
        for ($i = 0; $i < count($this->incFields); $i++) {
            if($this->incFields[$i][0] === '@') {
                $this->incFields[$i] = substr($this->incFields[$i], 1);
                $this->viewLinkField = $this->incFields[$i];
            }
        }
    }
    public function setColumnSpec($line, $link, $recordVariable) {
        // ally_pro_id:Ally Pro:select name_display as 'result' from pro where id = $ally_pro_id limit 1
        $parts = explode(":", $line);
        $spec = [
            "label" => $parts[1]
        ];
        if(count($parts) > 2) {
            $query = $parts[2];
            $query = preg_replace("/\\$([a-zA-Z0-9_]+)/", "{\$$recordVariable->$1}", $query);
            $spec['query'] = $query;
        }
        if($link) {
            $spec['link'] = preg_replace("/\\$([a-zA-Z0-9_]+)/", "<?= \$$recordVariable->$1 ?>", $link);
        }
        $this->columns[$parts[0]] = $spec;
    }
    public function addGroup($line) {
        // Basic Details:id,uid,created_at,clients_count
        $parts = explode(":", $line);
        $this->groups[] = [
            "name" => $parts[0],
            "fields" => explode(",", $parts[1])
        ];
    }
    public function addColumnAction($line, $link) {
        // is_active:Deactivate:deactivate:edit:if:is_active
        $parts = explode(":", $line);
        $action = [
            "label" => $parts[1],
            "icon" => isset($parts[2]) ? $parts[2] : 'edit'
        ];
        if(count($parts) >= 5 ) {
            $action["condition"] = $parts[3];
            $action["field"] = $parts[4];
        }
        if($link) {
            $action['link'] = preg_replace("/\\$([a-zA-Z0-9_]+)/", "<?= \$record->$1 ?>", $link);
        }
        if(!isset($this->columnActions[$parts[0]])) {
            $this->columnActions[$parts[0]] = [];
        }
        $this->columnActions[$parts[0]][] = $action;
    }
}