Presets added based on JSON colorscheme file. pycache needs fixing.

cli/src/zshell/subcommands/preset.py

@@ -1,11 +1,60 @@
+from __future__ import annotations
+
 import json
+import os
+from pathlib import Path
+
 import typer
-from zshell.assets.schemes.catppuccin import catppuccin
+
+from zshell.utils.presets import build_palette, list_presets, load_preset_file
 
 app = typer.Typer()
+OUTPUT = Path(os.getenv("HOME", "")) / ".local/state/zshell/scheme.json"
 
-SCHEMES = catppuccin.variants.flavors
+
+def _split_preset(value: str) -> tuple[str, str | None, str | None]:
+    parts = value.split(":")
+    if len(parts) == 1:
+        return parts[0], None, None
+    if len(parts) == 3:
+        return parts[0], parts[1], parts[2]
+    raise typer.BadParameter("Preset must be <name> or <name>:<flavor>:<accent>")
 
 
 @app.command()
-def set():
+def list():
+    for preset_name in list_presets():
+        data = load_preset_file(preset_name)
+        flavors = [item["id"] for item in data["variants"]["flavors"]]
+        accents = [item["id"] for item in data["variants"]["accents"]]
+        for flavor in flavors:
+            for accent in accents:
+                typer.echo(f"{preset_name}:{flavor}:{accent}")
+
+
+@app.command()
+def set(
+    preset: str = typer.Argument(..., help="Preset in form <name> or <name>:<flavor>:<accent>"),
+    mode: str = typer.Option("dark", help="Mode for preset colors."),
+):
+    name, flavor, accent = _split_preset(preset)
+    data = load_preset_file(name)
+
+    if flavor is None or accent is None:
+        defaults = data["variants"]["defaults"][mode]
+        flavor = defaults["flavor"]
+        accent = defaults["accent"]
+
+    palette = build_palette(data, flavor, accent, mode)
+    out = {
+        "name": palette.name,
+        "flavor": f"{palette.flavor}:{palette.accent}",
+        "mode": palette.mode,
+        "variant": name,
+        "colors": dict(palette.colors),
+        "seed": int(palette.colors["primary"].lstrip("#"), 16),
+    }
+
+    OUTPUT.parent.mkdir(parents=True, exist_ok=True)
+    OUTPUT.write_text(json.dumps(out, indent=4), encoding="utf-8")
+    typer.echo(f"applied: {name}:{flavor}:{accent}")