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130 lines
4.3 KiB
SQL
130 lines
4.3 KiB
SQL
ALTER TABLE products
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ADD cumulate_min_stock_amount_of_sub_products TINYINT DEFAULT 0;
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CREATE VIEW products_view
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AS
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SELECT *, CASE WHEN (SELECT 1 FROM products WHERE parent_product_id = p.id) NOTNULL THEN 1 ELSE 0 END AS has_sub_products
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FROM products p;
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DROP VIEW stock_missing_products;
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CREATE VIEW stock_missing_products
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AS
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-- Products WITHOUT sub products where the amount of the sub products SHOULD NOT be cumulated
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SELECT
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p.id,
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MAX(p.name) AS name,
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p.min_stock_amount - IFNULL(SUM(s.amount), 0) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products_view p
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LEFT JOIN stock_current s
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ON p.id = s.product_id
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WHERE p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 0
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AND p.has_sub_products = 0
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AND p.parent_product_id IS NULL
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GROUP BY p.id
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HAVING IFNULL(SUM(s.amount), 0) < p.min_stock_amount
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UNION
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-- Parent products WITH sub products where the amount of the sub products SHOULD be cumulated
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SELECT
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p.id,
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MAX(p.name) AS name,
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SUM(sub_p.min_stock_amount) - IFNULL(SUM(s.amount_aggregated), 0) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products_view p
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JOIN products_resolved pr
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ON p.id = pr.parent_product_id
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JOIN products sub_p
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ON pr.sub_product_id = sub_p.id
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LEFT JOIN stock_current s
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ON pr.sub_product_id = s.product_id
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WHERE sub_p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 1
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GROUP BY p.id
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HAVING IFNULL(SUM(s.amount_aggregated), 0) < SUM(sub_p.min_stock_amount)
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UNION
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-- Sub products where the amount SHOULD NOT be cumulated into the parent product
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SELECT
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sub_p.id,
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MAX(sub_p.name) AS name,
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SUM(sub_p.min_stock_amount) - IFNULL(SUM(s.amount), 0) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products p
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JOIN products_resolved pr
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ON p.id = pr.parent_product_id
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JOIN products sub_p
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ON pr.sub_product_id = sub_p.id
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LEFT JOIN stock_current s
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ON pr.sub_product_id = s.product_id
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WHERE sub_p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 0
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GROUP BY sub_p.id
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HAVING IFNULL(SUM(s.amount), 0) < sub_p.min_stock_amount;
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DROP VIEW stock_missing_products_including_opened;
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CREATE VIEW stock_missing_products_including_opened
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AS
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/* This is basically the same view as stock_missing_products, but the column "amount_missing" includes opened amounts */
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-- Products WITHOUT sub products where the amount of the sub products SHOULD NOT be cumulated
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SELECT
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p.id,
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MAX(p.name) AS name,
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p.min_stock_amount - (IFNULL(SUM(s.amount), 0) - IFNULL(SUM(s.amount_opened), 0)) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products_view p
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LEFT JOIN stock_current s
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ON p.id = s.product_id
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WHERE p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 0
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AND p.has_sub_products = 0
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AND p.parent_product_id IS NULL
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GROUP BY p.id
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HAVING IFNULL(SUM(s.amount), 0) < p.min_stock_amount
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UNION
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-- Parent products WITH sub products where the amount of the sub products SHOULD be cumulated
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SELECT
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p.id,
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MAX(p.name) AS name,
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SUM(sub_p.min_stock_amount) - (IFNULL(SUM(s.amount_aggregated), 0) - IFNULL(SUM(s.amount_opened), 0)) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products_view p
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JOIN products_resolved pr
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ON p.id = pr.parent_product_id
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JOIN products sub_p
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ON pr.sub_product_id = sub_p.id
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LEFT JOIN stock_current s
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ON pr.sub_product_id = s.product_id
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WHERE sub_p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 1
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GROUP BY p.id
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HAVING IFNULL(SUM(s.amount_aggregated), 0) < SUM(sub_p.min_stock_amount)
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UNION
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-- Sub products where the amount SHOULD NOT be cumulated into the parent product
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SELECT
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sub_p.id,
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MAX(sub_p.name) AS name,
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SUM(sub_p.min_stock_amount) - (IFNULL(SUM(s.amount), 0) - IFNULL(SUM(s.amount_opened), 0)) AS amount_missing,
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CASE WHEN IFNULL(SUM(s.amount), 0) > 0 THEN 1 ELSE 0 END AS is_partly_in_stock
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FROM products p
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JOIN products_resolved pr
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ON p.id = pr.parent_product_id
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JOIN products sub_p
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ON pr.sub_product_id = sub_p.id
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LEFT JOIN stock_current s
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ON pr.sub_product_id = s.product_id
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WHERE sub_p.min_stock_amount != 0
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AND p.cumulate_min_stock_amount_of_sub_products = 0
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GROUP BY sub_p.id
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HAVING IFNULL(SUM(s.amount), 0) < sub_p.min_stock_amount;
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