Refactor book part 1

1 files changed, 76 insertions, 0 deletions

diff --git a/server/tools/src/graph.rs b/server/tools/src/graph.rs
new file mode 100644
index 00000000..53f70d99
--- /dev/null
+++ b/server/tools/src/graph.rs
@@ -0,0 +1,76 @@
+/*
+    Hurry Curry! - a game about cooking
+    Copyright (C) 2025 Hurry Curry! Contributors
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published by
+    the Free Software Foundation, version 3 of the License only.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+*/
+use anyhow::Result;
+use hurrycurry_protocol::{Demand, ItemIndex, Recipe, RecipeIndex};
+use hurrycurry_server::data::DataIndex;
+
+pub(crate) fn graph() -> Result<()> {
+    let mut index = DataIndex::default();
+    index.reload()?;
+
+    println!("digraph {{");
+
+    let (data, _, _) = index.generate("5star")?;
+    for i in 0..data.item_names.len() {
+        println!("i{i} [label=\"{}\"]", data.item_name(ItemIndex(i)))
+    }
+    for (RecipeIndex(ri), recipe) in data.recipes() {
+        let (kind, color) = match recipe {
+            Recipe::Passive { .. } => ("Passive", "#b5c42b"),
+            Recipe::Active { .. } => ("Active", "#47c42b"),
+            Recipe::Instant { .. } => ("Instant", "#5452d8"),
+        };
+        println!(
+            "r{ri} [label=\"{kind}\\non {}\" shape=box color={color:?} fillcolor={color:?} style=filled]",
+            if let Some(tile) = recipe.tile() {
+                data.tile_name(tile)
+            } else {
+                "anything"
+            }
+        );
+        for ItemIndex(input) in recipe.inputs() {
+            println!("i{input} -> r{ri}")
+        }
+        for ItemIndex(output) in recipe.outputs() {
+            println!("r{ri} -> i{output}")
+        }
+    }
+
+    for (
+        di,
+        Demand {
+            duration,
+            input: ItemIndex(input),
+            output,
+            points,
+        },
+    ) in data.demands.iter().enumerate()
+    {
+        let color = "#c4422b";
+        println!(
+            "d{di} [label=\"Demand\\ntakes {duration}s\\n{points} points\" shape=box color={color:?} fillcolor={color:?} style=filled]",
+        );
+        println!("i{input} -> d{di}");
+        if let Some(ItemIndex(output)) = output {
+            println!("d{di} -> i{output}");
+        }
+    }
+
+    println!("}}");
+    Ok(())
+}