taproot-manufacturing/job-compiler
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add Recipe::unit_cost()

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This commit is contained in:
Sebastian Kuzminsky 2025-03-18 11:10:15 -06:00
parent 6677f41af2
commit 06e6002327
2 changed files with 53 additions and 16 deletions
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20
tools/src/repos.rs
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@ -52,6 +52,8 @@ pub enum RecipeCompileError {
VitaminCapitalHasWrongUnit(String),
#[error("input produces no output: {0}")]
InputProducesNoOutput(String),
#[error(transparent)]
VitaminError(#[from] crate::recipe::VitaminError),
}
impl Repos {
@ -130,17 +132,8 @@ impl Repos {
true => {
let amount_needed = input_info.quantity * quantity;
// FIXME: for now Vitamins must have exactly one Input, and it must be Capital.
assert_eq!(input_recipe.inputs.len(), 1);
let input_capital = input_recipe.inputs.get("capital").ok_or_else(|| {
RecipeCompileError::VitaminLacksCapital(input_name.into())
})?;
if input_capital.quantity.unit != Some(crate::quantity::Unit::USDollar) {
return Err(RecipeCompileError::VitaminCapitalHasWrongUnit(
input_name.into(),
));
}
let cost = input_capital.quantity.amount;
let cost_each = input_recipe.unit_cost()?;
let total_cost = amount_needed.amount * cost_each;
let outputs = match &input_recipe.outputs {
None => {
@ -155,11 +148,6 @@ impl Repos {
assert_eq!(outputs.len(), 1);
let (_output_name, output_info) = outputs.iter().next().unwrap();
let output_quantity = output_info.quantity;
// compute the "unit cost" of this input
let cost_each = cost / output_quantity.amount;
let total_cost = amount_needed.amount * cost_each;
// FIXME: Try to coerce the units here - if we buy
// hose in rolls measured in feet, but we use lengths