149 lines
4.4 KiB
PHP
149 lines
4.4 KiB
PHP
<?php
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class Reports
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{
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private PDO $pdo;
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private int $companyId;
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public function __construct(PDO $pdo, int $companyId)
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{
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$this->pdo = $pdo;
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$this->companyId = $companyId;
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}
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/**
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* Master Data Summary:
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* - Total Categories: Count of all categories in md_product_category for the company.
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* - Active Categories: Count of categories where status = 1.
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* - Inactive Categories: Count of categories where status = 0.
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*/
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public function getTotalCategory(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_product_category
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WHERE company_id = :company_id";
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return (int) $this->fetchScalar($sql);
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}
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public function getActiveCategory(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_product_category
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WHERE company_id = :company_id
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AND `status` = 1";
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return (int) $this->fetchScalar($sql);
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}
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public function getInactiveCategory(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_product_category
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WHERE company_id = :company_id
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AND `status` = 0";
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return (int) $this->fetchScalar($sql);
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}
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public function getTotalWarehouse(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_warehouse
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WHERE company_id = :company_id
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AND `status` = 1";
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return (int) $this->fetchScalar($sql);
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}
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public function getTotalLocation(): int
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{
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$sql = "SELECT COUNT(DISTINCT `location`)
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FROM md_warehouse
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WHERE company_id = :company_id
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AND `status` = 1";
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return (int) $this->fetchScalar($sql);
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}
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/**
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* Total capacity = total count of active racks across all warehouses.
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* One rack = one storage position (holds one product unit).
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*/
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public function getTotalCapacity(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_rack
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WHERE company_id = :company_id";
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return (int) $this->fetchScalar($sql);
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}
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/**
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* Space Used = count of racks currently occupied (product_sku IS NOT NULL).
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*/
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public function getSpaceUsed(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_rack
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WHERE company_id = :company_id
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AND product_sku IS NOT NULL";
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return (int) $this->fetchScalar($sql);
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}
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/**
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* Product Count = total count of distinct products in the md_product table for the company.
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* Low Stock Count = count of products where current stock balance (total_in - total_out) is less than the min_stock defined in md_product.
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*/
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public function getTotalProduct(): int
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{
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$sql = "SELECT COUNT(*)
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FROM md_product
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WHERE company_id = :company_id";
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return (int) $this->fetchScalar($sql);
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}
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public function getLowStockCount(): int
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{
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$products = $this->getStockBalance();
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$count = 0;
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foreach ($products as $product) {
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$balance = (float) $product["total_in"] - (float) $product["total_out"];
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if ($balance < (float) $product["min_stock"]) {
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$count++;
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}
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}
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return $count;
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}
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public function getStockBalance(): array
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{
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$sql = "SELECT
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a.product_sku,
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SUM(a.total_in) AS total_in,
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SUM(a.total_out) AS total_out,
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b.min_stock
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FROM warehouse_balance a
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LEFT JOIN md_product b
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ON a.company_id = b.company_id
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AND a.product_sku = b.sku
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WHERE a.company_id = :company_id
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GROUP BY a.product_sku, b.min_stock";
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return $this->fetchAll($sql);
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}
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// FETCH HELPERS
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// These helper methods abstract away the common pattern of preparing, executing, and fetching results from the database.
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private function fetchScalar(string $sql)
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{
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$sth = $this->pdo->prepare($sql);
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$sth->execute([":company_id" => $this->companyId]);
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return $sth->fetchColumn();
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}
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private function fetchAll(string $sql): array
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{
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$sth = $this->pdo->prepare($sql);
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$sth->execute([":company_id" => $this->companyId]);
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return $sth->fetchAll(PDO::FETCH_ASSOC);
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}
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}
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?>
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