dev-chiefworks
181 lines
6.7 KiB
PHP
181 lines
6.7 KiB
PHP
<?php
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$message = "";
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$gas_amount = "0";
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$gas_country = "";
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//
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if (isset($_POST) && !empty($_POST['gas_amount'])) {
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//$message = "post was detected";
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$gas_amount = GetPostVar("gas_amount");
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$gas_country = GetPostVar("gas_country", 'US');
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$gas_number = GetPostVar("gas_number");
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$emisson = getEmissionModel($gas_amount, $gas_number, $gas_country);
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// you can attach your calls here
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$message = "Gas Amount $=" . $gas_amount . " Country = " . $gas_country;
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$message1 = " Estimated total CO2 emissions per re-fuel =" . $emisson[0];
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$message2 = " Estimated CO2 emissions per month =" . $emisson[1];
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$message3 = " Estimated CO2 emissions per week =" . $emisson[2];
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}
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function getEmissionModel($gas_amount, $gas_number, $gas_country = 'US') {
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// GAS MODEL ASSUMPTIONS
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$average_car_CO2_emissions = 168;
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$average_distance_travelled_pre_litre_of_petrol_km = 13;
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$average_price_per_litre_USD = 1.07;
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if ('SG' == $gas_country) {
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$average_price_per_litre_USD = 1.39;
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}
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$estimated_litres_of_fuel_purchased_litres = $gas_amount / $average_price_per_litre_USD;
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$estimated_distance_travelled_per_re_fuel_km = $estimated_litres_of_fuel_purchased_litres * $average_distance_travelled_pre_litre_of_petrol_km;
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$estimated_total_CO2_emissions_per_refuel = $estimated_distance_travelled_per_re_fuel_km * $average_car_CO2_emissions;
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$estimated_CO2_emissions_per_month = $estimated_total_CO2_emissions_per_refuel * $gas_number;
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$estimated_CO2_emissions_per_week = $estimated_CO2_emissions_per_month * 12 / 52;
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$data = [];
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$data[0] = $estimated_total_CO2_emissions_per_refuel;
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$data[1] = $estimated_CO2_emissions_per_month;
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$data[2] = $estimated_CO2_emissions_per_week;
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return $data;
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}
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/*
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*
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CREATE TABLE emission_gas_model (
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id SERIAL,
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country varchar(2) UNIQUE REFERENCES country(code),
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avrg_car_CO2_emissions INT DEFAULT 0,
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avrg_dist_travel_pre_litre INT DEFAULT 0,
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avrg_price_per_litre FLOAT DEFAULT 0,
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created timestamp without time zone DEFAULT now(),
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updated timestamp without time zone DEFAULT now(),
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primary key(id)
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);
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INSERT INTO emission_gas_model(country,avrg_car_CO2_emissions,avrg_dist_travel_pre_litre,avrg_price_per_litre)
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VALUES('US',168,13,1.07);
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INSERT INTO emission_gas_model(country,avrg_car_CO2_emissions,avrg_dist_travel_pre_litre,avrg_price_per_litre)
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VALUES('SG',168,13,1.39);
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*/
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//print_r($_POST);
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>Gas Model Test</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
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<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
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</head>
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<body>
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<div class="jumbotron text-center">
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<h1>Test Gas Emission Model</h1>
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<p>Reference Emission Model - <a href="https://docs.google.com/spreadsheets/d/1c93ZRl_XXViCvkP6NN2tXXvwbG25TWhlRqKX11Ezrw4/edit#gid=328549878">https://docs.google.com/spreadsheets/d/1c93ZRl_XXViCvkP6NN2tXXvwbG25TWhlRqKX11Ezrw4/edit#gid=328549878</a> </p>
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</div>
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<div class="container">
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<div class="row">
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<div class="col-sm-4">
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<h3>Technical Description</h3>
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<p> This interface uses the model to calculate the emission my gas purchase</p>
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<p>The function prepared should be used where the model is needed in data generation </p>
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</div>
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<div class="col-sm-8">
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<h3>Find Ride</h3>
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<form method='post' action="#">
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<table class="table table-striped">
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<tbody>
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<tr>
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<th scope="row">Amount</th>
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<td>
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<input type="text" class="form-control" name="gas_amount" value="<?= $gas_amount ?>" placeholder="Enter Start Address" aria-label="Enter Start Address" aria-describedby="basic-addon2" >
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</td>
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</tr>
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<tr>
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<th scope="row">Number of Refill</th>
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<td>
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<select class="form-control" name="gas_number">
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<option value="1">1</option>
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<option value="2">2</option>
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<option value="3">3</option>
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<option value="4">4</option>
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</select>
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</td>
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</tr>
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<tr>
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<th scope="row">Country</th>
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<td>
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<select class="form-control" name="gas_country">
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<option value="">Select Country</option>
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<option value="US">United States</option>
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<option value="SG">Singapore</option>
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</select>
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</td>
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</tr>
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<tr>
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<th scope="row"></th>
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<td style="text-align: right;"><button type="submit" name="foo" class="btn btn-info">Submit</button></td>
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</tr>
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</tbody>
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</table>
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</form>
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</div>
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</div>
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<div class="row">
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<h2><?= $message ?></h2><br><p>
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</div>
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<div class="row">
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<h2><?= $message1 ?></h2><br><p>
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</div>
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<div class="row">
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<h2><?= $message2 ?></h2><br><p>
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</div>
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<div class="row">
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<h2><?= $message3 ?></h2><br>
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</div>
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</div>
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</body>
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</html>
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<?php
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function GetPostVar($name, $sDefault = "") {
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global $_GET, $_POST;
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return (isset($_POST[$name])) ? strip_tags($_POST[$name]) : ((isset($_GET[$name])) ? strip_tags($_GET[$name]) : $sDefault);
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}
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?>
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