<?php

use App\Models\Borrower;
use App\Models\Currency;
use App\Models\Loan;
use Carbon\Carbon;

// Currency
if (!function_exists('set_local_currency')) {
    function set_local_currency($currency)
    {
        session()->put('currency', $currency);
    }
}


if (!function_exists('get_default_currency')) {
    function get_default_currency()
    {
        $currency = session('currency', null);

        if (!$currency) {
            $currency = Currency::query()
                ->where('status', 1)
                ->where('default', 1)
                ->first();
        }

        if (!$currency) {
            $currency = Currency::query()
                ->where('code', 'USD')
                ->first();
        }

        set_local_currency($currency);

        return $currency;
    }
}

if (!function_exists('get_active_currencies')) {
    function get_active_currencies()
    {

        $currencies = collect(session('currencies', []));
        if ($currencies->count() <= 0) {
            $currencies = Currency::query()->where('status', 1)->get();
            session()->put('currencies', $currencies);
        }
        return $currencies;
    }
}

if (!function_exists('currency_converter')) {
    function currency_converter($amount, $decimals = 2)
    {
        return set_currency_symbol(round($amount, $decimals));
    }
}

if (!function_exists('set_currency_symbol')) {

    function set_currency_symbol($amount, $decimals = 2)
    {
        $currency_position = get_currency_position();
        $currency_symbol = get_currency_symbol();
        if ($currency_position == 'left') {
            return $currency_symbol . ' ' . number_format($amount, $decimals);
        }
        return number_format($amount, $decimals) . ' ' . $currency_symbol;
    }
}

if (!function_exists('get_currency_position')) {
    function get_currency_position()
    {
        $position = session('currency_position', null);

        if (!$position) {
            $setting = \App\Models\Setting::where('setting_key', 'currency_position')->first();
            $position = $setting->setting_value ?? 'left';
            session()->put('currency_position', $position);
        }

        return $position;
    }
}

if (!function_exists('get_currency_symbol')) {
    function get_currency_symbol()
    {
        $symbol = session('currency_symbol', null);
        if (!$symbol) {
            $setting = \App\Models\Setting::where('setting_key', 'currency_symbol')->first();
            $symbol = $setting->setting_value ?? '$';
            session()->put('currency_symbol', $symbol);
        }
        return $symbol;
    }
}


// Loan

if (!function_exists('get_loan_status_info')) {
    function get_loan_status_count()
    {
        return Loan::query()->toBase()
            ->selectRaw('count(*) as total')
            ->selectRaw("count(case when status = 'pending' then 1 end) as pending")
            ->selectRaw("count(case when status = 'approved' then 1 end) as approved")
            ->selectRaw("count(case when status = 'disbursed' then 1 end) as disbursed")
            ->selectRaw("count(case when status = 'rescheduled' then 1 end) as rescheduled")
            ->selectRaw("count(case when status = 'written_off' then 1 end) as written_off")
            ->selectRaw("count(case when status = 'declined' then 1 end) as declined")
            ->selectRaw("count(case when status = 'closed' then 1 end) as closed")
            ->selectRaw("count(case when status = 'disbursement' then 1 end) as disbursement")
            ->selectRaw("count(case when status = 'withdrawn' then 1 end) as withdrawn")
            ->where('branch_id', session('branch_id'))
            ->first();

    }
}

if (!function_exists('get_borrowers_reports')) {
    function get_borrowers_reports($start_date = null, $end_date = null)
    {
        if (!empty($start_date) && !empty($end_date)) {
            $start_date = Carbon::parse($start_date)->startOfDay()->format('Y-m-d H:m:s');
            $end_date = Carbon::parse($end_date)->endOfDay()->format('Y-m-d H:m:s');
        }

        return Borrower::query()
            ->selectRaw("count('*') as total")
            ->selectRaw("count(case when blacklisted = '1' then 1 end) as blacklisted")
            ->selectRaw("count(case when created_at >=  NOW() - INTERVAL 60 DAY = '1' then 1 end) as new_borrowers")
            ->selectRaw("count(case when (select count(*) from loans where loans.borrower_id = borrowers.id) > 0 then 1 end) as active_borrowers")
            ->selectRaw("count(case when (select count(*) from loans where loans.borrower_id = borrowers.id) <= 0 then 1 end) as dormant_borrowers")
            ->when(!empty($start_date) & !empty($end_date), function ($query) use ($start_date, $end_date) {
                return $query->whereBetween('created_at', [$start_date, $end_date]);
            })
            ->first();
    }
}

if (!function_exists('default_lang')) {
    function default_lang()
    {
        return session()->get('language') ?? app()->getLocale();
    }
}


if (!function_exists('remove_invalid_character')) {
    function remove_invalid_character($str)
    {
        return str_ireplace(['\'', '"', ',', ';', '<', '>', '?'], ' ', $str);
    }
}

if (!function_exists('translate')) {

    function translate($key)
    {
        $local = default_lang();
        app()->setLocale($local);

        $lang_path = base_path('resources/lang/' . $local . '/general.php');

        $lang_array = include($lang_path);

        if (!is_array($lang_array)) {
            $lang_array = [];
        }

        $processed_key = ucfirst(str_replace('_', ' ', remove_invalid_character($key)));

        if (!array_key_exists($key, $lang_array)) {
            $lang_array[$key] = $processed_key;
            $str = "<?php return " . var_export($lang_array, true) . ";";
            file_put_contents($lang_path, $str);
            $result = $processed_key;
        } else {
            $result = trans('general.' . $key);
        }
        return $result;
    }
}

if (!function_exists('default_paginate')) {
    function default_paginate()
    {
        return request('limit', 20);
    }
}

if (!function_exists('allowedPagination')) {
    function allowedPagination()
    {
        return [10,20,50,100,500,1000];
    }
}