Jaybe
44 lines
1.1 KiB
PHP
44 lines
1.1 KiB
PHP
<?php
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$type = $_POST['type'];
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$segments = $_POST['segments'];
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$grade_1 = ['1등', '무료']; //1등 텍스트 인식문구 (array)
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$result = [];
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if(!$type || !$segments) exit(json_encode(['result'=>false]));
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$numbers = [];
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foreach($segments as $idx => $row) {
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if(isset($row['text'])) $numbers[] = $idx;
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}
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switch($type) {
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case '1' : //1등만 당첨
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$numbers = [];
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foreach($segments as $idx => $row) {
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if(isset($row['text']) && in_array($row['text'], $grade_1)) $numbers[] = $idx;
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}
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break;
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case '2' : //가위바위보 전용
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$numbers = [];
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foreach($segments as $idx => $row) {
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if(isset($row['text']) && in_array($row['text'], ['바위','가위'])) $numbers[] = $idx;
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}
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function weighted_random($weights) {
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$r = rand(1, array_sum($weights));
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for($i=0; $i<count($weights); $i++) {
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$r -= $weights[$i];
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if($r < 1) return $i;
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}
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return false;
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}
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$weights = [60,40];
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$index = weighted_random($weights);
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$numbers = [$numbers[$index]];
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default :
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break;
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}
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$selected = array_rand($numbers);
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$data = $numbers[$selected];
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echo json_encode(['result'=>true, 'data'=>$data]);
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