pill container: script to generate the STL files

README.md

@@ -28,3 +28,10 @@ To generate the box and lid STL file:
 ```bash
 python parametric_box.py
 ```
+
+### pill_container
+Parameterized pill containers with a sliding lid.  
+To generate the box and lid STL file:
+```bash
+python pill_container.py
+```

pill_container.py

@@ -0,0 +1,118 @@
+#!/bin/python3
+from __future__ import annotations
+
+import json
+import subprocess
+import sys
+from pathlib import Path
+
+from utils import ask_float, ask_int, ask_yes_no
+
+
+BASE_DIR = Path(__file__).resolve().parent
+SCAD_DIR = BASE_DIR / "pill_container"
+OUT_DIR = BASE_DIR / "stl"
+
+DAYS_OF_WEEK = [
+    "Monday",
+    "Tuesday",
+    "Wednesday",
+    "Thursday",
+    "Friday",
+    "Saturday",
+    "Sunday",
+]
+
+
+def render_scad(
+    scad_file: Path,
+    out_file: Path,
+    inner_dimension: float,
+    cases: int,
+    engraving: str,
+) -> None:
+    """Render one pill container to an STL file."""
+
+    cmd = [
+        "openscad",
+        "-D",
+        f"X={inner_dimension}",
+        "-D",
+        f"cases={cases}",
+        "-D",
+        f"engraving={json.dumps(engraving)}",
+        "-D",
+        'part="plate"',
+        "-o",
+        str(out_file),
+        str(scad_file),
+    ]
+
+    result = subprocess.run(
+        cmd,
+        cwd=BASE_DIR,
+        text=True,
+        capture_output=True,
+    )
+
+    if result.returncode != 0:
+        print(f"\nFailed to render {out_file.name}")
+
+        if result.stdout:
+            print(result.stdout)
+
+        if result.stderr:
+            print(result.stderr, file=sys.stderr)
+
+        raise SystemExit(result.returncode)
+
+    print(f"Generated {out_file}")
+
+
+def main() -> None:
+    if not SCAD_DIR.exists():
+        raise SystemExit(f"Missing SCAD directory: {SCAD_DIR}")
+
+    scad_file = SCAD_DIR / "pill_container.scad"
+
+    if not scad_file.exists():
+        raise SystemExit(f"Missing OpenSCAD file: {scad_file}")
+
+    print("Pill container generator\n")
+    print("Dimensions less than 20 mm may result in unusable STL files.\n")
+
+    use_day_engraving = ask_yes_no("Generate engraved containers for each day of the week? [y/n]: ")
+
+    inner_dimension = ask_float("Inner compartment dimension in mm (recommended 20mm): ")
+
+    cases = ask_int("Number of compartments (cases): ")
+
+    OUT_DIR.mkdir(parents=True, exist_ok=True)
+
+    if use_day_engraving:
+        for day in DAYS_OF_WEEK:
+            output_file = OUT_DIR / f"pill-container-{day.lower()}.stl"
+
+            render_scad(
+                scad_file=scad_file,
+                out_file=output_file,
+                inner_dimension=inner_dimension,
+                cases=cases,
+                engraving=day,
+            )
+    else:
+        output_file = OUT_DIR / "pill-container.stl"
+
+        render_scad(
+            scad_file=scad_file,
+            out_file=output_file,
+            inner_dimension=inner_dimension,
+            cases=cases,
+            engraving="",
+        )
+
+    print("\nDone.")
+
+
+if __name__ == "__main__":
+    main()

utils.py

@@ -26,3 +26,16 @@ def ask_float(prompt: str) -> float:
             return value
         except ValueError:
             print("Please enter a valid number.")
+
+def ask_yes_no(prompt: str) -> bool:
+    """Prompt the user for a yes/no answer."""
+    while True:
+        answer = input(prompt).strip().lower()
+
+        if answer in {"y", "yes"}:
+            return True
+
+        if answer in {"n", "no"}:
+            return False
+
+        print("Please enter yes or no. [y/n]")