[FIX] do not allow divide by zero

Author: theangryangel

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "odoo-rapid-quant"
-version = "0.1.4"
+version = "0.1.5"
 license = "LGPL-3.0-or-later"
 edition = "2024"
 rust-version = "1.85"

Cargo.toml

@@ -132,6 +132,7 @@ impl OdooAdapter for Adapter {
                     AND product_template.type = 'product'
                     AND mrp_bom.active is true
                     AND mrp_bom.type in ('normal', 'phantom')
+                    AND mrp_bom.product_qty > 0
             ",
             );
 
@@ -197,6 +198,10 @@ impl OdooAdapter for Adapter {
                   line_product_product.active is true
                   AND
                   line_product_template.type = 'product'
+                  AND
+                  mrp_bom.product_qty > 0
+                  AND
+                  mrp_bom_line.product_qty > 0
             ",
             );
 

src/dialect/v15.rs

@@ -411,6 +411,9 @@ impl Graph {
             // Iterate dependencies (incoming edges)
             for edge in graph.edges_directed(product, petgraph::Incoming) {
                 let (dependency, required_qty) = (edge.source(), *edge.weight());
+                if required_qty <= Decimal::ZERO {
+                    continue;
+                }
                 if let Some(dependency_stock) = stock_cache.get(&dependency) {
                     let dependency_dp = catalogue.get(&product).unwrap_or_else(|| {
                         panic!(