<?php

namespace Workdo\AIDocument\Http\Controllers;

use Illuminate\Contracts\Support\Renderable;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Illuminate\Support\Facades\Auth;
use App\Models\ApikeySetiings;
use Workdo\AIDocument\Entities\AiTemplate;
use Workdo\AIDocument\Entities\AiPromptHistory;
use Workdo\AIDocument\Entities\AiTemplateLanguage;
use Workdo\AIDocument\Entities\AiTemplateCategory;
use Workdo\AIDocument\Entities\AiTemplatePrompt;
use Workdo\AIDocument\Entities\AiPromptResponse;
use Workdo\AIDocument\Events\UpdateHistory;
use App\Services\GeminiService;

class AiTemplateController extends Controller
{
    /**
     * Display a listing of the resource.
     * @return Renderable
     */
    public function index()
    {
        if (\Auth::user()->isAbleTo('ai document manage')) {
            $template   = AiTemplate::where('status', true)->orderBy('id', 'asc')->get();
            $content    = AiTemplate::where('category_id', '1')->where('status', true)->get();
            $blog       = AiTemplate::where('category_id', '2')->where('status', true)->get();
            $website    = AiTemplate::where('category_id', '3')->where('status', true)->get();
            $social     = AiTemplate::where('category_id', '4')->where('status', true)->get();
            $email      = AiTemplate::where('category_id', '6')->where('status', true)->get();
            $video      = AiTemplate::where('category_id', '5')->where('status', true)->get();
            $other      = AiTemplate::where('category_id', '7')->where('status', true)->get();

            return view('aidocument::document.index', compact('template', 'content', 'blog', 'website', 'social', 'email', 'video', 'other'));
        } else {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }

    /**
     * Show the form for creating a new resource.
     * @return Renderable
     */
    public function create()
    {
        return redirect()->back()->with('error', __('Permission denied.'));
    }

    /**
     * Store a newly created resource in storage.
     * @param Request $request
     * @return Renderable
     */
    public function store(Request $request)
    {
        if (\Auth::user()->isAbleTo('ai document create')) {
            if (isset($request->template_id) && !empty($request->template_id)) {
                $document_store = new AiPromptHistory();
                $document_store->template_id = $request->template_id;
                $template = AiTemplate::where('id', $request->template_id)->first();
                if ($template) {
                    $document_store->doc_name = $template->name . "_" . time();
                    $document_store->workspace = getActiveWorkSpace();
                    $document_store->created_by = auth()->user()->id;
                    $document_store->save();


                    return response()->json(['status' => 1, "URL" => route('aidocument.document.show', [$document_store->id, $request->template_id])]);
                } else {
                    return response()->json(['stutas' => 0, 'error' => __('Document does not exist')]);
                }
            } else {
                return response()->json(['stutas' => 0, 'error' => __('Please select any document')]);
            }
        } else {
            return response()->json(['stutas' => 0, 'error' => __('Permission Denied.')]);
        }
    }

    /**
     * Show the specified resource.
     * @param int $id
     * @return Renderable
     */
    public function show($doc_id, $id)
    {

        if (\Auth::user()->isAbleTo('ai document view')) {
            $languages = AiTemplateLanguage::where('status', 1)->orderBy('id', 'asc')->get();

            $template = AiTemplate::where('id', $id)->first();


            $html = "";
            if ($template) {

                $history_data = AiPromptResponse::where("created_by", auth()->user()->id)->where("history_prompt_id", $doc_id)->orderBy('id', 'DESC')->get();

                $field_data = json_decode($template->form_fields);

                foreach ($field_data->field as  $value) {
                    $html .= '<div class="form-group col-md-12">
                                <label class="form-label ">' . $value->label . '</label>';
                    if ($value->field_type == "text_box") {

                        $html .= '<input type="text" class="form-control" name="' . $value->field_name . '" value="" placeholder="' . $value->placeholder . '" required">';
                    }
                    if ($value->field_type == "textarea") {
                        $html .= '<textarea type="text" rows=5 class="form-control " id="description" name="' . $value->field_name . '" placeholder="' . $value->placeholder . '" required></textarea>';
                    }
                    $html .= '</div>';
                }
                $tones = $this->tone_list();

                $document = AiPromptHistory::where('id', $doc_id)->first();
                if ($document) {
                    return view('aidocument::document.view', compact('languages', 'template', 'html', 'tones', 'document', 'history_data'));
                } else {
                    return redirect()->route('aidocument.index')->with('error', __('Something went wrong..'));
                }
            } else {
                return redirect()->back()->with('error', __('Some thing went wronge.'));
            }
        } else {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }

        //return view('aidocument::show');
    }
    public function tone_list()
    {
        $ai_tone = array('funny', 'casual', 'excited', 'professional', 'witty', 'sarcastic', 'feminine', 'masculine', 'bold', 'dramatic', 'gumpy', 'secretive');
        return $ai_tone;
    }
    /**
     * Show the form for editing the specified resource.
     * @param int $id
     * @return Renderable
     */


    /**
     * Update the specified resource in storage.
     * @param Request $request
     * @param int $id
     * @return Renderable
     */
    public function update(Request $request, $id)
    {
        return redirect()->back()->with('error', __('Permission Denied.'));
    }
    /**
     * Remove the specified resource from storage.
     * @param int $id
     * @return Renderable
     */

    public function AiGenerate(Request $request)
    {
        if ($request->ajax()) {

            if (\Auth::user()->isAbleTo('ai document generate')) {
                $post = $request->all();
                unset($post['_token']);
                unset($post['creativity']);
                unset($post['max_results']);
                unset($post['words']);
                unset($post['document_id']);
                unset($post['document_name']);
                $data = array();
                $key_data = ApikeySetiings::where('is_active', true)->inRandomOrder()->limit(1)->first();
                if ($key_data) {
                    $gemini = new GeminiService($key_data->key);
                } else {
                    $data['status'] = 'error';
                    $data['message'] = __('Please set proper configuration for Api Key');
                    return $data;
                }
                $prompt = '';
                $text = '';
                $counter = 1;
                $template = AiTemplate::where('template_code', $request->template)->first();

                if ($request->template) {
                    if ($template->template_code == $request->template) {
                        $required_field = array();
                        $data_field = json_decode($template->form_fields);
                        foreach ($data_field->field as  $val) {
                            request()->validate([$val->field_name => 'required|string']);
                        }

                        $temp_prompt = AiTemplatePrompt::where('template_id', $template->id)->where("created_by", auth()->user()->id)->where('key', $post['language'])->first();
                        if ($temp_prompt) {
                            $prompt = $temp_prompt->value;
                        } else {
                            $temp_prompt = AiTemplatePrompt::where('template_id', $template->id)->where("created_by", 0)->where('key', $post['language'])->first();

                            $prompt = $temp_prompt->value;
                        }

                        foreach ($data_field->field as  $field) {

                            $text_rep = "##" . $field->field_name . "##";
                            if (strpos($prompt, $text_rep) !== false) {
                                $field->value = $post[$field->field_name];
                                $prompt = str_replace($text_rep, $post[$field->field_name], $prompt);
                            } else {
                                $field->value = $post[$field->field_name];
                            }
                            if ($template->is_tone == 1) {

                                $ai_tone = $post["tone_language"];
                                $param = "##tone_language##";
                                $prompt = str_replace($param, $ai_tone, $prompt);
                            }
                        }
                    }
                }
                $ai_token = (int)$request->words;
                $ai_creativity = (float)$request->creativity;

                $response = $gemini->generateContent(
                    $prompt,
                    $ai_creativity,
                    $ai_token
                );

                if (isset($response['choices'])) {

                    if (count($response['choices']) > 1) {
                        foreach ($response['choices'] as $value) {
                            $text .= $counter . '. ' . ltrim($value['text']) . "\r\n\r\n\r\n";
                            $counter++;
                        }
                    } else {
                        $text = $response['choices'][0]['text'];
                    }

                    $tokens = $response['usage']['completion_tokens'];

                    $flag = AiTemplateLanguage::where('code', $request->language)->first();


                    $data['text'] = trim($text);

                    $prompt_store = AiPromptHistory::where("id", $request->document_id)->where('created_by', auth()->user()->id)->first();

                    $prompt_store->template_id = $template->id;
                    $prompt_store->creativity = $ai_creativity;
                    $prompt_store->max_tokens = $ai_token;
                    $prompt_store->max_results = 1;
                    $prompt_store->model = 'gemini-2.0-flash';
                    $prompt_store->prompt = $prompt;
                    $prompt_store->language = $post["language"];
                    $prompt_store->prompt_fields = json_encode($data_field);
                    $prompt_store->created_by = auth()->user()->id;
                    $prompt_store->save();

                    $content = new AiPromptResponse();
                    $content->template_id = $template->id;
                    $content->history_prompt_id = $prompt_store->id;
                    $content->used_words = $tokens;
                    $content->content = $data['text'];
                    $content->created_by = auth()->user()->id;
                    $content->save();

                    $data['prompt'] = $prompt;
                    $data['status'] = 'success';
                    $data['id'] = $content->id;
                    return $data;
                } else {
                    $data['status'] = 'error';
                    $data['message'] = __('Text was not generated, please try again');
                    return $data;
                }
            } else {
                $data['status'] = 'error';
                $data['message'] = __('Permission Denied.');
                return $data;
            }
        }
    }
    public function regenerate_response(Request $request)
    {
        if ($request->ajax()) {
            if (\Auth::user()->isAbleTo('ai document generate')) {
                $data = array();
                $key_data = ApikeySetiings::where('is_active', true)->inRandomOrder()->limit(1)->first();

                if ($key_data) {
                    $gemini = new GeminiService($key_data->key);
                } else {
                    $data['status'] = 'error';
                    $data['message'] = __('Please set proper configuration for Api Key');
                    return $data;
                }
                $text = '';
                $counter = 1;
                $prompt = AiPromptHistory::where('id', $request->prompt_id)->where('created_by', auth()->user()->id)->first();
                $ai_token = (int)$prompt->max_tokens;
                $ai_creativity = (float)$prompt->creativity;

                $response = $gemini->generateContent(
                    $prompt->prompt,
                    $ai_creativity,
                    $ai_token
                );

                if (isset($response['choices'])) {

                    if (count($response['choices']) > 1) {
                        foreach ($response['choices'] as $value) {
                            $text .= $counter . '. ' . ltrim($value['text']) . "\r\n\r\n\r\n";
                            $counter++;
                        }
                    } else {
                        $text = $response['choices'][0]['text'];
                    }


                    $tokens = $response['usage']['completion_tokens'];

                    $flag = AiTemplateLanguage::where('code', $request->language)->first();


                    $data['text'] = trim($text);


                    $content = new AiPromptResponse();
                    $content->template_id = $request->template_id;
                    $content->history_prompt_id = $request->prompt_id;
                    $content->used_words = $tokens;
                    $content->content = $data['text'];
                    $content->created_by = auth()->user()->id;
                    $content->save();

                    $data['prompt'] = $prompt->prompt;
                    $data['status'] = 'success';
                    $data['id'] = $content->id;
                    return $data;
                } else {
                    $data['status'] = 'error';
                    $data['message'] = __('Text was not generated, please try again');
                    return $data;
                }
            } else {
                $data['status'] = 'error';
                $data['message'] = __('Permission Denied.');
                return $data;
            }
        }
    }
    public function exportallresponsecontent(Request $request)
    {
        $template = AiPromptResponse::select('content')->where('history_prompt_id', $request->history_prompt_id)->where('created_by', Auth::user()->id)->get();
        $html = "";
        foreach ($template as  $value) {
            $html .= $value->content . "<br><br><br>";
        }
        return $html;
    }
    public function exportresponsecontent(Request $request)
    {
        $template = AiPromptResponse::select('content')->where('id', $request->response_id)->where('created_by', Auth::user()->id)->get();
        $html = "";
        foreach ($template as  $value) {
            $html .= $value->content;
        }
        return $html;
    }
    public function edit($doc_id, $id)
    {
        if (\Auth::user()->isAbleTo('document history edit')) {
            $languages = AiTemplateLanguage::where('status', 1)->orderBy('id', 'asc')->get();

            $template = AiTemplate::where('id', $id)->first();
            $html = "";
            if ($template) {
                $document = AiPromptHistory::where('id', $doc_id)->first();

                $history_data = AiPromptResponse::where("created_by", auth()->user()->id)->where("history_prompt_id", $doc_id)->orderBy('id', 'DESC')->get();
                if (!empty($document->prompt_fields)) {
                    $field_data = json_decode($document->prompt_fields);
                    foreach ($field_data->field as  $value) {
                        $html .= '<div class="form-group col-md-12">
                                    <label class="form-label ">' . $value->label . '</label>';
                        if ($value->field_type == "text_box") {
                            $html .= '<input type="text" class="form-control" name="' . $value->field_name . '" value="' . $value->value . '" placeholder="' . $value->placeholder . '">';
                        }
                        if ($value->field_type == "textarea") {
                            $html .= '<textarea type="text" rows=5 class="form-control " id="description" name="' . $value->field_name . '" placeholder="' . $value->placeholder . '" required>' . $value->value . '</textarea>';
                        }
                        $html .= '</div>';
                    }
                } else {
                    $field_data = json_decode($template->form_fields);
                    foreach ($field_data->field as  $value) {
                        $html .= '<div class="form-group col-md-12">
                        <label class="form-label ">' . $value->label . '</label>';
                        if ($value->field_type == "text_box") {

                            $html .= '<input type="text" class="form-control" name="' . $value->field_name . '" placeholder="' . $value->placeholder . '">';
                        }
                        if ($value->field_type == "textarea") {
                            $html .= '<textarea type="text" rows=5 class="form-control " id="description" name="' . $value->field_name . '" placeholder="' . $value->placeholder . '" required></textarea>';
                        }
                        $html .= '</div>';
                    }
                }
                $tones = $this->tone_list();

                return view('aidocument::document.edit', compact('languages', 'template', 'html', 'history_data', 'tones', 'document'));
            } else {
                return redirect()->back()->with('error', __('Document does not exist'));
            }
        } else {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }
    public function save(Request $request)
    {
        $store = AiPromptHistory::where('id', $request->doc_id)->where('created_by', Auth::user()->id)->where('workspace', getActiveWorkSpace())->first();
        if ($store) {
            $store->doc_name = $request->document_name;
            $store->save();

            event(new UpdateHistory($request));

            return 1;
        } else {
            return 0;
        }
    }
    public function destroy($id)
    {

        if (\Auth::user()->isAbleTo('document history delete')) {
            $data = AiPromptHistory::where('id', $id)->first();
            if ($data) {
                $response = AiPromptResponse::where('history_prompt_id', $id)->delete();

                $data->delete();
                return redirect()->route('aidocument.document.history')->with('success', __('Document successfully deleted .'));
            } else {
                return redirect()->back()->with('error', __('Something is wrong.'));
            }
        } else {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }
    public function history(Request $request)
    {
        if (\Auth::user()->isAbleTo('document history manage')) {

            $allTemplate = AiTemplate::get();
            $allCategories = AiTemplateCategory::get();

            $document = AiPromptHistory::where('workspace', getActiveWorkSpace())->where('created_by', auth()->user()->id)->orderBy('id', 'desc')->get();
            foreach ($document as  $value) {
                $value->category = "";
                $value->category_id = "";
                $template = $allTemplate->where('id', $value->template_id)->first();
                if ($template) {
                    $category = $allCategories->where('id', $template->category_id)->first();
                    if ($category) {
                        $value->category_id = $category->id;

                        $value->category = $category->name;
                    }
                }
                $value->created_on = date('M j, Y H:i', strtotime($value->created_at));
                if ($value->language == '' && empty($value->language)) {
                    $value->language = 'en-US';
                }
                if ($value->max_tokens == '' && empty($value->max_tokens)) {
                    $value->max_tokens = 0;
                }
            }
            return view('aidocument::document.history', compact('document'));
        } else {
            return redirect()->back()->with('error', __('Permission Denied.'));
        }
    }
}