Initial commit

skel/inventory/data/app.py

@@ -0,0 +1,80 @@
+from fastapi import FastAPI, HTTPException, Form
+from fastapi.responses import HTMLResponse
+import os, json, uuid
+from datetime import datetime
+
+DATA = "/data/inventory.json"
+app = FastAPI(redirect_slashes=False)
+
+def load():
+    if os.path.exists(DATA):
+        with open(DATA) as f: return json.load(f)
+    return {}
+
+def save(d):
+    with open(DATA, "w") as f: json.dump(d, f, indent=2)
+
+@app.get("/api/list")
+def list_items():
+    items = load()
+    return sorted(
+        [{"id": k, **v} for k, v in items.items()],
+        key=lambda x: (x.get("category", ""), x.get("name", "").lower())
+    )
+
+@app.post("/api/add")
+def add(name: str = Form(""), category: str = Form(""), quantity: str = Form("1"),
+        unit: str = Form(""), location: str = Form(""), expires: str = Form(""),
+        notes: str = Form("")):
+    items = load()
+    fid = uuid.uuid4().hex[:12]
+    try: qty = float(quantity or 1)
+    except: qty = 1
+    items[fid] = {
+        "name": name, "category": category, "quantity": qty,
+        "unit": unit, "location": location, "expires": expires,
+        "notes": notes, "added": datetime.utcnow().isoformat()
+    }
+    save(items)
+    return {"id": fid}
+
+@app.patch("/api/update/{fid}")
+def update(fid: str, name: str = Form(None), category: str = Form(None),
+           quantity: str = Form(None), unit: str = Form(None),
+           location: str = Form(None), expires: str = Form(None),
+           notes: str = Form(None)):
+    items = load()
+    if fid not in items: raise HTTPException(404)
+    for k, v in {"name": name, "category": category, "unit": unit,
+                 "location": location, "expires": expires, "notes": notes}.items():
+        if v is not None: items[fid][k] = v
+    if quantity is not None:
+        try: items[fid]["quantity"] = float(quantity)
+        except: pass
+    save(items)
+    return {"ok": True}
+
+@app.post("/api/adjust/{fid}")
+def adjust(fid: str, delta: str = Form(...)):
+    items = load()
+    if fid not in items: raise HTTPException(404)
+    try:
+        cur = float(items[fid].get("quantity", 0))
+        items[fid]["quantity"] = max(0, cur + float(delta))
+    except:
+        raise HTTPException(400, "Invalid delta")
+    save(items)
+    return {"ok": True, "quantity": items[fid]["quantity"]}
+
+@app.delete("/api/delete/{fid}")
+def delete(fid: str):
+    items = load()
+    if fid not in items: raise HTTPException(404)
+    del items[fid]
+    save(items)
+    return {"ok": True}
+
+@app.get("/", response_class=HTMLResponse)
+def root():
+    with open("/static/index.html") as f:
+        return f.read()