updated quality for ore

<p class=subtitle>Network for Exchange of Xeno and Utility Supplies</p>

README.md

@@ -4,8 +4,9 @@ A Star Citizen item catalog built from the
 [scunpacked](https://github.com/richardthombs/scunpacked) game data (mirrored at
 [StarCitizenWiki/scunpacked-data](https://github.com/StarCitizenWiki/scunpacked-data)).
 
-Ships, ship equipment, and FPS items are browsable with search, manufacturer /
+Ships, ship equipment, FPS items, and cargo commodities (ores, refined metals,
-type / size filters, pagination, and a detail view per item.
+RMC, construction materials, …) are browsable with search, manufacturer / type /
+size filters, pagination, and a detail view per item.
 
 Users can optionally create an account and build a **personal inventory**: items
 from the catalog are added to their own list with a quantity and notes. The
@@ -22,8 +23,10 @@ dataset can be replaced wholesale without touching user data.
 | database | PostgreSQL 16                          | Accounts, sessions, and per-user inventory rows            |
 | deploy   | Ansible + Podman (containers.podman)   | Builds images and runs the three containers                |
 
-The backend image downloads the full scunpacked dataset (~83 MB) at build time,
+The backend image downloads the full scunpacked dataset at build time, then
-so the catalog needs no database — only user data does.
+reduces `items.json` to a small `commodities.json` (one entry per commodity) and
+discards the ~68 MB raw file, so the catalog needs no database — only user data
+does.
 
 ## Layout
 
@@ -116,18 +119,29 @@ The inventory view can be filtered by category and searched by name/class
 name, and sorted by `name` (default), `category`, `quantity` (high to low) or
 `updated` (most recently changed first).
 
-Inventory rows store `(user_id, class_name, quantity, notes, visibility)`.
+Inventory rows store `(user_id, class_name, quantity, notes, visibility,
-Adding an item that is already present increments its quantity; quantity, notes
+quality)`. Adding an item that is already present increments its quantity;
-and visibility can then be edited or the row removed. Every added item starts
+quantity, notes, visibility and quality can then be edited or the row removed.
-`private`; the Visibility toggle switches it to `available` and back. Responses
+Every added item starts `private`; the Visibility toggle switches it to
-are enriched live from the catalog. If a catalog item disappears after a
+`available` and back. Responses are enriched live from the catalog.
+
+`quality` is an optional mining/refining value from **1 to 1000**. It is only
+accepted for commodities that are actually mineable — ores, minerals and gems
+(and their refined/raw/pure variants). Gases, organics, processed goods, crafted
+alloys and salvage are excluded. The catalog exposes this as
+`quality_applicable`; the UI shows a Quality input only for those commodities.
+`null` means the owner has not recorded a quality. On `PATCH`, sending
+`"quality": null` clears it, while omitting the field leaves it unchanged. Each
+inventory row holds one quality (the schema keeps one row per commodity, so
+different quality lots are not separated). If a catalog item disappears after a
 dataset refresh, the row is reported with `available: false` instead of being
 silently deleted (`available` is about the catalog, `visibility` is the owner's
 classification).
 
 The **Available** tab (backed by `GET /api/v1/available`) is public, like the
 catalog: it lists every row marked `available` across all accounts with the
-item's catalog details, quantity, owner username and last update. Private rows
+item's catalog details, quantity, quality (when applicable), owner username and
+last update. Private rows
 never appear there and inventory notes are never exposed.
 
 Clicking an item name in either **My Inventory** or **Available** opens the same
@@ -172,7 +186,7 @@ curl -fsS -b cookies.txt http://localhost:8080/api/v1/me/inventory
 cd trade-hub/backend
 python3 -m venv .venv
 .venv/bin/pip install -r requirements.txt -r requirements-dev.txt
-.venv/bin/python -m pytest tests/ -q          # 59 tests, no database needed
+.venv/bin/python -m pytest tests/ -q          # 65 tests, no database needed
 DATA_DIR=./data/samples .venv/bin/uvicorn main:app --port 8000
 ```
 
@@ -182,6 +196,12 @@ so no PostgreSQL server is required for the suite. Production uses PostgreSQL.
 - `data/samples/` — small real-schema subset for local dev/tests
 - `scripts/fetch_data.py` — downloads the full dataset (used by the Dockerfile)
 
+Commodities are deduplicated to one catalog entry per name (the 1 SCU container
+variant is canonical); quantity lives on the inventory row, so 1 SCU, 8 SCU and
+32 SCU crates of the same commodity share a single entry. Refined and unrefined
+materials stay separate (`Iron` vs `Iron (Ore)`). Quality applies to both the
+refined and raw/ore entries and is user-recorded per inventory row.
+
 Tables are created on startup with an idempotent `create_all` and a connection
 retry loop, so a fresh volume bootstraps itself and a slow PostgreSQL start does
 not crash the backend. Additive columns for existing deployments (currently
@@ -204,8 +224,8 @@ GET    /api/v1/auth/me                                        -> {user}
 
 GET    /api/v1/me/inventory?category=&search=&sort=&page=&page_size=
 GET    /api/v1/me/inventory/summary
-POST   /api/v1/me/inventory       {class_name, quantity?, notes?}
+POST   /api/v1/me/inventory       {class_name, quantity?, notes?, quality?}
-PATCH  /api/v1/me/inventory/{class_name}   {quantity?, notes?, visibility?}
+PATCH  /api/v1/me/inventory/{class_name}   {quantity?, notes?, visibility?, quality?}
 DELETE /api/v1/me/inventory/{class_name}
 
 GET    /api/v1/available?category=&search=&sort=&page=&page_size=
@@ -213,7 +233,8 @@ GET    /api/v1/available?category=&search=&sort=&page=&page_size=
 
 `/api/v1/me/*` requires a valid session cookie and returns `401` otherwise.
 `/api/v1/available` is public and read-only; it accepts `sort=name|category|quantity|updated`
-(default `updated`).
+(default `updated`). Catalog `category` values are `ships`, `ship-items`,
+`fps-items` and `commodities`.
 
 ### Configuration
 

trade-hub/backend/Dockerfile

@@ -11,8 +11,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY . .
 
-# Download the full scunpacked dataset (~83 MB) at build time so the image
+# Download the full scunpacked dataset at build time so the image is
-# is self-contained; DATA_DIR points the API at it.
+# self-contained; fetch_data.py reduces items.json to commodities.json.
 RUN python scripts/fetch_data.py --output-dir /app/data/full
 ENV DATA_DIR=/app/data/full
 

trade-hub/backend/app/api.py

@@ -48,7 +48,7 @@ app.include_router(auth_router)
 app.include_router(inventory_router)
 app.include_router(available_router)
 
-VALID_CATEGORIES = {"ships", "ship-items", "fps-items"}
+VALID_CATEGORIES = {"ships", "ship-items", "fps-items", "commodities"}
 
 
 def _filter_items(category, search, manufacturer, item_type, size):

trade-hub/backend/app/available.py

@@ -0,0 +1,69 @@
+"""Public listing of inventory items owners marked as `available`.
+
+Read-only and unauthenticated, like the catalog. Notes are never included: the
+listing only reveals the owner's username, quantity and catalog details.
+"""
+import math
+
+from fastapi import APIRouter, Depends, Query
+from sqlalchemy import select
+from sqlalchemy.orm import Session as DbSession
+
+from app.db import get_db
+from app.inventory import SORT_KEYS, enrich_entry
+from app.models import InventoryEntry, User
+from app.schemas import AvailablePage
+
+router = APIRouter(prefix="/api/v1/available", tags=["available"])
+
+MAX_PAGE_SIZE = 100
+
+
+@router.get("", response_model=AvailablePage)
+def list_available(
+    category: str | None = None,
+    search: str | None = None,
+    sort: str = Query(default="updated", pattern="^(name|category|quantity|updated)$"),
+    page: int = Query(default=1, ge=1),
+    page_size: int = Query(default=25, ge=1),
+    db: DbSession = Depends(get_db),
+):
+    page_size = min(page_size, MAX_PAGE_SIZE)
+    rows = db.execute(
+        select(InventoryEntry, User.username)
+        .join(User, User.id == InventoryEntry.user_id)
+        .where(InventoryEntry.visibility == "available")
+    ).all()
+
+    items = []
+    for entry, username in rows:
+        enriched = enrich_entry(entry)
+        if not enriched["available"]:
+            continue
+        enriched["username"] = username
+        items.append(enriched)
+
+    if category is not None and category.strip():
+        wanted = category.strip()
+        items = [i for i in items if i["category"] == wanted]
+    if search is not None and search.strip():
+        needle = search.strip().lower()
+        items = [
+            i
+            for i in items
+            if needle in i["name"].lower()
+            or needle in i["class_name"].lower()
+            or needle in i["username"].lower()
+        ]
+
+    items.sort(key=SORT_KEYS[sort])
+    total = len(items)
+    total_pages = max(1, math.ceil(total / page_size))
+    start = (page - 1) * page_size
+    return {
+        "total": total,
+        "page": page,
+        "page_size": page_size,
+        "total_pages": total_pages,
+        "items": items[start : start + page_size],
+    }

trade-hub/backend/app/config.py

@@ -55,3 +55,4 @@ LOGIN_WINDOW_SECONDS = int(os.environ.get("LOGIN_WINDOW_SECONDS", "900"))
 # --- Input limits ---------------------------------------------------------
 MAX_NOTES_LENGTH = 1000
 MAX_QUANTITY = 1_000_000
+MAX_QUALITY = 1000

trade-hub/backend/app/db.py

@@ -83,6 +83,29 @@ def _upgrade_schema(engine) -> None:
                 """
             )
         )
+        conn.execute(
+            text(
+                "ALTER TABLE inventory_entries ADD COLUMN IF NOT EXISTS "
+                "quality INTEGER"
+            )
+        )
+        conn.execute(
+            text(
+                """
+                DO $$
+                BEGIN
+                    IF NOT EXISTS (
+                        SELECT 1 FROM pg_constraint
+                        WHERE conname = 'ck_inventory_quality_range'
+                    ) THEN
+                        ALTER TABLE inventory_entries
+                            ADD CONSTRAINT ck_inventory_quality_range
+                            CHECK (quality IS NULL OR (quality >= 1 AND quality <= 1000));
+                    END IF;
+                END $$
+                """
+            )
+        )
 
 
 def init_db(wait_seconds: int = 0, interval: float = 1.0) -> None:

trade-hub/backend/app/inventory.py

@@ -46,6 +46,8 @@ def enrich_entry(entry: InventoryEntry) -> dict:
             "manufacturer": None,
             "quantity": entry.quantity,
             "notes": entry.notes,
+            "quality": entry.quality,
+            "quality_applicable": False,
             "visibility": entry.visibility,
             "available": False,
             "created_at": entry.created_at,
@@ -61,6 +63,8 @@ def enrich_entry(entry: InventoryEntry) -> dict:
         "manufacturer": item["manufacturer"],
         "quantity": entry.quantity,
         "notes": entry.notes,
+        "quality": entry.quality,
+        "quality_applicable": item.get("quality_applicable", False),
         "visibility": entry.visibility,
         "available": True,
         "created_at": entry.created_at,
@@ -68,6 +72,14 @@ def enrich_entry(entry: InventoryEntry) -> dict:
     }
 
 
+def _validate_quality(item: dict, quality: int | None) -> None:
+    if quality is not None and not item.get("quality_applicable", False):
+        raise HTTPException(
+            status_code=422,
+            detail=f"Quality does not apply to '{item['name']}'",
+        )
+
+
 def _find(db: DbSession, user: User, class_name: str) -> InventoryEntry | None:
     return db.execute(
         select(InventoryEntry).where(
@@ -178,10 +190,12 @@ def add_to_inventory(
     db: DbSession = Depends(get_db),
 ):
     class_name = payload.class_name.strip()
-    if class_name not in catalog.store.by_class_name:
+    item = catalog.store.by_class_name.get(class_name)
+    if item is None:
         raise HTTPException(
             status_code=404, detail=f"Catalog item '{class_name}' not found"
         )
+    _validate_quality(item, payload.quality)
 
     entry = _find(db, user, class_name)
     created = entry is None
@@ -192,12 +206,15 @@ def add_to_inventory(
             class_name=class_name,
             quantity=payload.quantity,
             notes=payload.notes,
+            quality=payload.quality,
         )
         db.add(entry)
     else:
         entry.quantity += payload.quantity
         if payload.notes:
             entry.notes = payload.notes
+        if payload.quality is not None:
+            entry.quality = payload.quality
 
     try:
         db.commit()
@@ -210,6 +227,8 @@ def add_to_inventory(
         entry.quantity += payload.quantity
         if payload.notes:
             entry.notes = payload.notes
+        if payload.quality is not None:
+            entry.quality = payload.quality
         db.commit()
         created = False
 
@@ -235,6 +254,17 @@ def update_inventory_entry(
         entry.notes = payload.notes
     if payload.visibility is not None:
         entry.visibility = payload.visibility
+    if "quality" in payload.model_fields_set:
+        # Explicit null clears the value; omitted keeps the existing one.
+        if payload.quality is not None:
+            item = catalog.store.by_class_name.get(entry.class_name)
+            if item is None:
+                raise HTTPException(
+                    status_code=422,
+                    detail=f"Quality does not apply to '{entry.class_name}'",
+                )
+            _validate_quality(item, payload.quality)
+        entry.quality = payload.quality
 
     db.commit()
     db.refresh(entry)

trade-hub/backend/app/loader.py

@@ -17,6 +17,7 @@ Real schemas this loader consumes:
 """
 import json
 import os
+import re
 
 from app import config
 
@@ -25,6 +26,69 @@ PLACEHOLDER = "<= PLACEHOLDER =>"
 CATEGORY_SHIPS = "ships"
 CATEGORY_SHIP_ITEMS = "ship-items"
 CATEGORY_FPS_ITEMS = "fps-items"
+CATEGORY_COMMODITIES = "commodities"
+
+# Commodities that can carry a mining/refining quality value (1-1000). These are
+# the ores, minerals and gems that players actually mine (and their refined
+# counterparts); crafted alloys, gases, organics, processed goods and junk
+# by-products are deliberately excluded. Keep in sync with the Ore quality table
+# at https://starcitizen.tools/Ore_quality.
+QUALITY_MATERIALS = frozenset(
+    name.lower()
+    for name in (
+        "Agricium",
+        "Aluminum",
+        "Aphorite",
+        "Aslarite",
+        "Beradom",
+        "Beryl",
+        "Bexalite",
+        "Borase",
+        "Carinite",
+        "Copper",
+        "Corundum",
+        "Diamond",
+        "Dolivine",
+        "Feynmaline",
+        "Glacosite",
+        "Gold",
+        "Hadanite",
+        "Hephaestanite",
+        "Iron",
+        "Jaclium",
+        "Janalite",
+        "Laranite",
+        "Lindinium",
+        "Ouratite",
+        "Pressurized Ice",
+        "Quantainium",
+        "Quartz",
+        "Riccite",
+        "Sadaryx",
+        "Saldynium",
+        "Savrilium",
+        "Silicon",
+        "Stileron",
+        "Taranite",
+        "Tin",
+        "Titanium",
+        "Torite",
+        "Tungsten",
+    )
+)
+
+# Variant suffixes are presentation labels, not a different material: "Iron
+# (Ore)" and "Iron" share a quality value, as do "(Raw)", "(Pure)" and "(R)".
+_QUALITY_VARIANT = re.compile(r"\s*\((?:Ore|Raw|Pure|R|\d+\s*SCU)\)\s*$", re.IGNORECASE)
+_RAW_PREFIX = re.compile(r"^Raw\s+", re.IGNORECASE)
+
+
+def _quality_applicable(name, category):
+    if category != CATEGORY_COMMODITIES:
+        return False
+    base_name = _QUALITY_VARIANT.sub("", name or "").strip()
+    base_name = _RAW_PREFIX.sub("", base_name).strip().lower()
+    return base_name in QUALITY_MATERIALS
 
 
 def _load_json(data_dir, filename):
@@ -79,6 +143,7 @@ def _normalize_ship(ship):
         "classification": "Ship",
         "description": ship.get("Description") or ship.get("DescriptionText") or "",
         "tags": tags,
+        "quality_applicable": False,
     }, {
         "career": ship.get("Career") or "",
         "role": ship.get("Role") or "",
@@ -110,7 +175,13 @@ def _normalize_item(item, category):
         "classification": item.get("classification") or "",
         "description": std.get("Description") or std.get("DescriptionText") or "",
         "tags": tags,
+        "quality_applicable": _quality_applicable(
+            _resolve_name(std.get("Name"), item.get("name"), class_name=class_name),
+            category,
+        ),
     }
+    if category == CATEGORY_COMMODITIES:
+        summary["size"] = None
     details = {
         "ports": std.get("Ports") or [],
         "mass": std.get("Mass"),
@@ -133,6 +204,9 @@ class Store:
             CATEGORY_SHIPS: sum(1 for i in items if i["category"] == CATEGORY_SHIPS),
             CATEGORY_SHIP_ITEMS: sum(1 for i in items if i["category"] == CATEGORY_SHIP_ITEMS),
             CATEGORY_FPS_ITEMS: sum(1 for i in items if i["category"] == CATEGORY_FPS_ITEMS),
+            CATEGORY_COMMODITIES: sum(
+                1 for i in items if i["category"] == CATEGORY_COMMODITIES
+            ),
         }
 
 
@@ -157,6 +231,11 @@ def load_store(data_dir=None):
         items.append(summary)
         details[summary["class_name"]] = detail
 
+    for entry in _load_json(data_dir, "commodities.json"):
+        summary, detail = _normalize_item(entry, CATEGORY_COMMODITIES)
+        items.append(summary)
+        details[summary["class_name"]] = detail
+
     # Deterministic order so pagination is stable.
     items.sort(key=lambda i: (i["category"], i["name"].lower(), i["class_name"]))
 

trade-hub/backend/app/models.py

@@ -78,6 +78,10 @@ class InventoryEntry(Base):
             "visibility IN ('private', 'available')",
             name="ck_inventory_visibility",
         ),
+        CheckConstraint(
+            "quality IS NULL OR (quality >= 1 AND quality <= 1000)",
+            name="ck_inventory_quality_range",
+        ),
     )
 
     id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
@@ -87,6 +91,10 @@ class InventoryEntry(Base):
     class_name: Mapped[str] = mapped_column(String(255), nullable=False)
     quantity: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
     notes: Mapped[str] = mapped_column(Text, nullable=False, default="")
+    # Mining/refining quality (1-1000) for commodities where it applies. NULL
+    # means "not specified"; non-quality commodities must keep this NULL. The
+    # applicability itself is catalog data, not stored here.
+    quality: Mapped[int | None] = mapped_column(Integer, nullable=True)
     # "private" (default): only the owner sees the row. "available": the owner
     # is offering the item. Unrelated to the response flag `available`, which
     # only reports whether the catalog still contains the referenced item.

trade-hub/backend/app/schemas.py

@@ -33,12 +33,15 @@ class InventoryAddRequest(BaseModel):
     class_name: str = Field(min_length=1, max_length=255)
     quantity: int = Field(default=1, ge=1, le=config.MAX_QUANTITY)
     notes: str = Field(default="", max_length=config.MAX_NOTES_LENGTH)
+    quality: int | None = Field(default=None, ge=1, le=config.MAX_QUALITY)
 
 
 class InventoryPatchRequest(BaseModel):
     quantity: int | None = Field(default=None, ge=1, le=config.MAX_QUANTITY)
     notes: str | None = Field(default=None, max_length=config.MAX_NOTES_LENGTH)
     visibility: Literal["private", "available"] | None = None
+    # Explicit null clears the quality; omitting the field leaves it unchanged.
+    quality: int | None = Field(default=None, ge=1, le=config.MAX_QUALITY)
 
 
 class InventoryEntryOut(BaseModel):
@@ -51,6 +54,10 @@ class InventoryEntryOut(BaseModel):
     manufacturer: dict | None
     quantity: int
     notes: str
+    # Mining/refining quality (1-1000); only meaningful when
+    # `quality_applicable` is true. None means the owner has not set it.
+    quality: int | None = None
+    quality_applicable: bool = False
     # Owner-chosen classification. Unrelated to `available` below.
     visibility: Literal["private", "available"]
     # False when the catalog no longer contains the referenced item (e.g. after
@@ -84,6 +91,8 @@ class AvailableItemOut(BaseModel):
     grade: Any | None = None
     manufacturer: dict | None
     quantity: int
+    quality: int | None = None
+    quality_applicable: bool = False
     # Public listing: only the owner's display name, never notes.
     username: str
     updated_at: datetime

trade-hub/backend/scripts/fetch_data.py

@@ -6,6 +6,7 @@ Usage:
 Default output: backend/data/full (used by the Docker image build).
 """
 import argparse
+import json
 import os
 import sys
 import urllib.request
@@ -16,7 +17,38 @@ FILES = [
     "ship-items.json",
     "fps-items.json",
     "manufacturers.json",
+    "items.json",
 ]
+COMMODITY_KEYS = ("className", "name", "type", "subType", "reference")
+PLACEHOLDER = "<= PLACEHOLDER =>"
+
+
+def _commodity_rank(entry):
+    class_name = entry.get("className") or ""
+    return (0 if "_1SCU_" in class_name else 1, entry.get("size") or 0, class_name)
+
+
+def build_commodities(items_path, out_path):
+    with open(items_path, encoding="utf-8") as f:
+        items = json.load(f)
+
+    grouped = {}
+    for entry in items:
+        class_name = (entry.get("className") or "").lower()
+        name = (entry.get("name") or "").strip()
+        if entry.get("type") != "Cargo" or "commodity" not in class_name:
+            continue
+        if not name or name == PLACEHOLDER:
+            continue
+        grouped.setdefault(name, []).append(entry)
+
+    commodities = [
+        {key: best.get(key) for key in COMMODITY_KEYS}
+        for best in (min(grouped[name], key=_commodity_rank) for name in sorted(grouped))
+    ]
+    with open(out_path, "w", encoding="utf-8") as f:
+        json.dump(commodities, f, ensure_ascii=False, separators=(",", ":"))
+    return len(commodities)
 
 
 def main():
@@ -35,6 +67,13 @@ def main():
         urllib.request.urlretrieve(url, dest)
         size = os.path.getsize(dest)
         print(f"  done ({size / 1_000_000:.1f} MB)", flush=True)
+
+    items_path = os.path.join(args.output_dir, "items.json")
+    count = build_commodities(
+        items_path, os.path.join(args.output_dir, "commodities.json")
+    )
+    os.remove(items_path)
+    print(f"Wrote {count} commodities (items.json discarded)", flush=True)
     return 0
 
 

trade-hub/backend/tests/fixtures/commodities.json

@@ -0,0 +1,30 @@
+[
+  {
+    "className": "Carryable_TBO_FL_1SCU_Commodity_ProcessedGoods_ConstructionMaterials",
+    "name": "Construction Materials",
+    "type": "Cargo",
+    "subType": "Cargo",
+    "reference": "5ee15a9b-4ce5-445b-a02d-415c63f43764"
+  },
+  {
+    "className": "Carryable_TBO_FL_1SCU_Commodity_Metal_Iron",
+    "name": "Iron",
+    "type": "Cargo",
+    "subType": "Cargo",
+    "reference": "332096b9-1cbf-436d-b8b0-5ed422c23da9"
+  },
+  {
+    "className": "Carryable_TBO_FL_1SCU_Commodity_Metal_Ore_Iron",
+    "name": "Iron (Ore)",
+    "type": "Cargo",
+    "subType": "Cargo",
+    "reference": "271effd5-3aa8-4538-b9a0-b0f33dc86d68"
+  },
+  {
+    "className": "Carryable_TBO_FL_1SCU_Commodity_Metal_RMC",
+    "name": "Recycled Material Composite",
+    "type": "Cargo",
+    "subType": "Cargo",
+    "reference": "2e50dde5-30d4-4faa-af8f-8e5aa8004b96"
+  }
+]

trade-hub/backend/tests/test_api.py

@@ -11,14 +11,24 @@ def test_healthz():
     assert resp.status_code == 200
     body = resp.json()
     assert body["status"] == "ok"
-    assert body["counts"] == {"ships": 2, "ship-items": 2, "fps-items": 1}
+    assert body["counts"] == {
+        "ships": 2,
+        "ship-items": 2,
+        "fps-items": 1,
+        "commodities": 4,
+    }
 
 
 def test_stats():
     resp = client.get("/api/v1/stats")
     assert resp.status_code == 200
     body = resp.json()
-    assert body["categories"] == {"ships": 2, "ship-items": 2, "fps-items": 1}
+    assert body["categories"] == {
+        "ships": 2,
+        "ship-items": 2,
+        "fps-items": 1,
+        "commodities": 4,
+    }
     assert body["manufacturers"] == 4
 
 
@@ -33,11 +43,11 @@ def test_items_default_pagination():
     resp = client.get("/api/v1/items")
     assert resp.status_code == 200
     body = resp.json()
-    assert body["total"] == 5
+    assert body["total"] == 9
     assert body["page"] == 1
     assert body["page_size"] == 25
     assert body["total_pages"] == 1
-    assert len(body["items"]) == 5
+    assert len(body["items"]) == 9
 
 
 def test_items_page_size_capped():
@@ -155,3 +165,29 @@ def test_deterministic_sort_order():
     body = client.get("/api/v1/items", params={"page_size": 100}).json()
     keys = [(i["category"], i["name"].lower()) for i in body["items"]]
     assert keys == sorted(keys)
+
+
+def test_items_category_filter_commodities():
+    resp = client.get("/api/v1/items", params={"category": "commodities"})
+    assert resp.status_code == 200
+    body = resp.json()
+    assert body["total"] == 4
+    assert all(i["category"] == "commodities" for i in body["items"])
+
+
+def test_items_search_matches_refined_and_ore_iron():
+    resp = client.get("/api/v1/items", params={"search": "iron"})
+    body = resp.json()
+    assert body["total"] == 2
+    assert {i["name"] for i in body["items"]} == {"Iron", "Iron (Ore)"}
+
+
+def test_item_detail_commodity():
+    resp = client.get("/api/v1/items/Carryable_TBO_FL_1SCU_Commodity_Metal_Ore_Iron")
+    assert resp.status_code == 200
+    body = resp.json()
+    assert body["name"] == "Iron (Ore)"
+    assert body["category"] == "commodities"
+    assert body["type"] == "Cargo"
+    assert body["size"] is None
+    assert isinstance(body["details"], dict)

trade-hub/backend/tests/test_available.py

@@ -0,0 +1,156 @@
+"""Public available-items listing: open access, owner attribution, no notes."""
+from fastapi.testclient import TestClient
+
+from app.api import app
+
+PASSWORD = "correct horse battery staple"
+CARROCK = "ANVL_Carrack"
+RIFLE = "BEHR_Rifle_Ballistic_01"
+IRON_ORE = "Carryable_TBO_FL_1SCU_Commodity_Metal_Ore_Iron"
+CONSTRUCTION = "Carryable_TBO_FL_1SCU_Commodity_ProcessedGoods_ConstructionMaterials"
+
+
+def authed_client(username: str) -> TestClient:
+    client = TestClient(app)
+    resp = client.post(
+        "/api/v1/auth/register", json={"username": username, "password": PASSWORD}
+    )
+    assert resp.status_code == 201, resp.text
+    return client
+
+
+def add(
+    client: TestClient,
+    class_name: str,
+    quantity: int = 1,
+    notes: str = "",
+    quality: int | None = None,
+):
+    payload = {"class_name": class_name, "quantity": quantity, "notes": notes}
+    if quality is not None:
+        payload["quality"] = quality
+    resp = client.post("/api/v1/me/inventory", json=payload)
+    assert resp.status_code in (200, 201), resp.text
+    return resp
+
+
+def offer(client: TestClient, class_name: str, quantity: int = 1):
+    add(client, class_name, quantity)
+    resp = client.patch(
+        f"/api/v1/me/inventory/{class_name}", json={"visibility": "available"}
+    )
+    assert resp.status_code == 200, resp.text
+
+
+def public_items(**params):
+    return TestClient(app).get("/api/v1/available", params=params).json()
+
+
+def test_listing_is_public_and_empty_by_default():
+    body = public_items()
+    assert body["total"] == 0
+    assert body["items"] == []
+    assert body["page"] == 1
+
+
+def test_private_items_are_not_listed_until_marked_available():
+    alice = authed_client("alice")
+    add(alice, CARROCK)
+    assert public_items()["total"] == 0
+
+    alice.patch(f"/api/v1/me/inventory/{CARROCK}", json={"visibility": "available"})
+    body = public_items()
+    assert body["total"] == 1
+    assert body["items"][0]["class_name"] == CARROCK
+
+    alice.patch(f"/api/v1/me/inventory/{CARROCK}", json={"visibility": "private"})
+    assert public_items()["total"] == 0
+
+
+def test_listing_shows_owner_and_catalog_details_but_not_notes():
+    alice = authed_client("alice")
+    offer(alice, CARROCK, quantity=3)
+    alice.patch(f"/api/v1/me/inventory/{CARROCK}", json={"notes": "hidden stash"})
+
+    item = public_items()["items"][0]
+    assert item["username"] == "alice"
+    assert item["name"] == "Anvil Carrack"
+    assert item["category"] == "ships"
+    assert item["manufacturer"]["code"] == "ANVL"
+    assert item["quantity"] == 3
+    assert "notes" not in item
+    assert "hidden stash" not in str(public_items())
+
+
+def test_each_owner_appears_as_its_own_offer():
+    offer(authed_client("alice"), CARROCK, quantity=1)
+    offer(authed_client("bob"), CARROCK, quantity=2)
+
+    items = public_items(sort="quantity")["items"]
+    assert [(i["username"], i["quantity"], i["class_name"]) for i in items] == [
+        ("bob", 2, CARROCK),
+        ("alice", 1, CARROCK),
+    ]
+
+
+def test_removing_an_offer_removes_it_from_the_listing():
+    alice = authed_client("alice")
+    offer(alice, CARROCK)
+    assert public_items()["total"] == 1
+
+    assert alice.delete(f"/api/v1/me/inventory/{CARROCK}").status_code == 204
+    assert public_items()["total"] == 0
+    assert public_items()["items"] == []
+
+
+def test_listing_filters_by_category_and_searches_owner_or_item():
+    offer(authed_client("alice"), CARROCK)
+    offer(authed_client("bob"), RIFLE)
+
+    assert [i["class_name"] for i in public_items(category="ships")["items"]] == [CARROCK]
+    assert [i["username"] for i in public_items(search="bob")["items"]] == ["bob"]
+    assert [i["class_name"] for i in public_items(search="carrack")["items"]] == [CARROCK]
+
+
+def test_listing_paginates_and_rejects_unknown_sort():
+    for quantity, class_name in ((1, CARROCK), (2, RIFLE)):
+        offer(authed_client(f"pilot{quantity}"), class_name, quantity=quantity)
+
+    body = public_items(page=2, page_size=1)
+    assert body["total"] == 2
+    assert body["total_pages"] == 2
+    assert len(body["items"]) == 1
+
+    assert public_items(page_size=500)["page_size"] == 100
+    assert TestClient(app).get("/api/v1/available?sort=bogus").status_code == 422
+
+
+def test_commodity_offers_are_listed_with_owner():
+    alice = authed_client("alice")
+    offer(alice, IRON_ORE, quantity=12)
+    body = public_items()
+    assert body["total"] == 1
+    item = body["items"][0]
+    assert item["name"] == "Iron (Ore)"
+    assert item["category"] == "commodities"
+    assert item["quantity"] == 12
+    assert item["username"] == "alice"
+
+
+def test_commodity_quality_is_listed_publicly():
+    alice = authed_client("alice")
+    offer(alice, IRON_ORE, quantity=12)
+    add(alice, IRON_ORE, quality=875)
+
+    item = public_items()["items"][0]
+    assert item["quality"] == 875
+    assert item["quality_applicable"] is True
+
+
+def test_non_quality_commodity_is_listed_without_quality():
+    alice = authed_client("alice")
+    offer(alice, CONSTRUCTION)
+
+    item = public_items()["items"][0]
+    assert item["quality"] is None
+    assert item["quality_applicable"] is False

trade-hub/backend/tests/test_inventory.py

@@ -6,6 +6,9 @@ from app.api import app
 PASSWORD = "correct horse battery staple"
 CARROCK = "ANVL_Carrack"
 RIFLE = "BEHR_Rifle_Ballistic_01"
+IRON_ORE = "Carryable_TBO_FL_1SCU_Commodity_Metal_Ore_Iron"
+IRON = "Carryable_TBO_FL_1SCU_Commodity_Metal_Iron"
+CONSTRUCTION = "Carryable_TBO_FL_1SCU_Commodity_ProcessedGoods_ConstructionMaterials"
 
 
 def authed_client(username: str = "alice") -> TestClient:
@@ -17,11 +20,17 @@ def authed_client(username: str = "alice") -> TestClient:
     return client
 
 
-def add(client: TestClient, class_name: str, quantity: int = 1, notes: str = ""):
+def add(
-    return client.post(
+    client: TestClient,
-        "/api/v1/me/inventory",
+    class_name: str,
-        json={"class_name": class_name, "quantity": quantity, "notes": notes},
+    quantity: int = 1,
-    )
+    notes: str = "",
+    quality: int | None = None,
+):
+    payload = {"class_name": class_name, "quantity": quantity, "notes": notes}
+    if quality is not None:
+        payload["quality"] = quality
+    return client.post("/api/v1/me/inventory", json=payload)
 
 
 def test_new_account_starts_with_empty_inventory():
@@ -251,3 +260,97 @@ def test_sort_defaults_to_name_and_rejects_unknown_values():
     listing = client.get("/api/v1/me/inventory").json()
     assert [i["class_name"] for i in listing["items"]] == [CARROCK]
     assert client.get("/api/v1/me/inventory?sort=bogus").status_code == 422
+
+
+def test_add_commodity_uses_catalog_name_and_quantity():
+    client = authed_client("refiner")
+    resp = add(client, IRON_ORE, quantity=12, notes="from Aaron Halo")
+    assert resp.status_code == 201
+    entry = client.get("/api/v1/me/inventory").json()["items"][0]
+    assert entry["name"] == "Iron (Ore)"
+    assert entry["category"] == "commodities"
+    assert entry["quantity"] == 12
+    assert entry["available"] is True
+    assert entry["visibility"] == "private"
+
+
+def test_catalog_marks_only_mineable_commodities_as_quality_applicable():
+    client = TestClient(app)
+    items = client.get(
+        "/api/v1/items", params={"category": "commodities", "page_size": 100}
+    ).json()["items"]
+    flags = {item["class_name"]: item["quality_applicable"] for item in items}
+    assert flags[IRON] is True
+    assert flags[IRON_ORE] is True
+    assert flags[CONSTRUCTION] is False
+    assert flags["Carryable_TBO_FL_1SCU_Commodity_Metal_RMC"] is False
+
+    ships = client.get("/api/v1/items", params={"category": "ships"}).json()["items"]
+    assert all(item["quality_applicable"] is False for item in ships)
+
+
+def test_quality_can_be_set_and_cleared_on_a_quality_commodity():
+    client = authed_client()
+    assert add(client, IRON_ORE).status_code == 201
+
+    resp = client.patch(f"/api/v1/me/inventory/{IRON_ORE}", json={"quality": 750})
+    assert resp.status_code == 200
+    body = resp.json()
+    assert body["quality"] == 750
+    assert body["quality_applicable"] is True
+
+    cleared = client.patch(
+        f"/api/v1/me/inventory/{IRON_ORE}", json={"quality": None}
+    )
+    assert cleared.status_code == 200
+    assert cleared.json()["quality"] is None
+
+
+def test_add_persists_quality_and_keeps_it_when_quantity_is_incremented():
+    client = authed_client()
+    first = add(client, IRON, quality=900)
+    assert first.status_code == 201
+    assert first.json()["entry"]["quality"] == 900
+
+    second = add(client, IRON, quantity=2)
+    assert second.status_code == 200
+    entry = second.json()["entry"]
+    assert entry["quality"] == 900
+    assert entry["quantity"] == 3
+
+    replaced = add(client, IRON, quality=400)
+    assert replaced.json()["entry"]["quality"] == 400
+
+
+def test_quality_is_rejected_for_non_mineable_commodities():
+    client = authed_client()
+    assert add(client, CONSTRUCTION).status_code == 201
+
+    resp = client.patch(
+        f"/api/v1/me/inventory/{CONSTRUCTION}", json={"quality": 500}
+    )
+    assert resp.status_code == 422
+    assert "does not apply" in resp.json()["detail"]
+
+    add_resp = add(client, CONSTRUCTION, quality=500)
+    assert add_resp.status_code == 422
+
+
+def test_quality_is_rejected_for_ships():
+    client = authed_client()
+    assert add(client, CARROCK).status_code == 201
+    resp = client.patch(f"/api/v1/me/inventory/{CARROCK}", json={"quality": 100})
+    assert resp.status_code == 422
+
+
+def test_quality_range_is_enforced():
+    client = authed_client()
+    assert add(client, IRON_ORE, quality=1).status_code == 201
+    assert add(client, IRON, quality=1000).status_code == 201
+    assert add(client, IRON_ORE, quality=0).status_code == 422
+    assert add(client, IRON_ORE, quality=1001).status_code == 422
+
+    assert add(client, IRON, quantity=1).status_code == 200
+    assert client.patch(
+        f"/api/v1/me/inventory/{IRON}", json={"quality": 1001}
+    ).status_code == 422

trade-hub/frontend/src/app.js

@@ -107,7 +107,7 @@ async function initHeader() {
     const c = health.counts || {};
     els["stats-line"].textContent =
       `${c.ships ?? 0} ships · ${c["ship-items"] ?? 0} ship items · ` +
-      `${c["fps-items"] ?? 0} FPS items`;
+      `${c["fps-items"] ?? 0} FPS items · ${c.commodities ?? 0} commodities`;
   } catch {
     els["api-status"].textContent = "API OFFLINE";
     els["api-status"].className = "status-pill offline";
@@ -239,7 +239,12 @@ function buildQuery() {
 }
 
 function categoryBadge(category) {
-  const labels = { ships: "Ship", "ship-items": "Ship Item", "fps-items": "FPS Item" };
+  const labels = {
+    ships: "Ship",
+    "ship-items": "Ship Item",
+    "fps-items": "FPS Item",
+    commodities: "Commodity",
+  };
   return `<span class="badge cat-${category}">${labels[category] || category}</span>`;
 }
 
@@ -356,6 +361,10 @@ async function openModal(class_name) {
       <div class="add-row">
         <label for="add-qty">Qty</label>
         <input type="number" id="add-qty" min="1" max="1000000" value="1">
+        ${item.quality_applicable ? `
+          <label for="add-quality">Quality</label>
+          <input type="number" id="add-quality" min="1" max="1000" placeholder="—">
+        ` : ""}
         <button type="button" id="add-to-inventory" class="btn-primary">
           ${state.user ? "Add to my inventory" : "Log in to add"}
         </button>
@@ -363,7 +372,16 @@ async function openModal(class_name) {
     `;
     document.getElementById("add-to-inventory").addEventListener("click", () => {
       const qty = Math.max(1, Number(document.getElementById("add-qty").value) || 1);
-      addToInventory(item.class_name, qty);
+      let quality = null;
+      const qualityInput = document.getElementById("add-quality");
+      if (qualityInput && qualityInput.value.trim() !== "") {
+        quality = Number(qualityInput.value);
+        if (!Number.isInteger(quality) || quality < 1 || quality > 1000) {
+          showToast("Quality must be between 1 and 1000", true);
+          return;
+        }
+      }
+      addToInventory(item.class_name, qty, quality);
     });
   } catch (err) {
     els["modal-body"].innerHTML = `<p class="modal-desc">Failed to load item: ${escapeHtml(err.message)}</p>`;
@@ -457,7 +475,12 @@ async function refreshSummary() {
 }
 
 function renderInventorySummary(summary) {
-  const labels = { ships: "ships", "ship-items": "ship items", "fps-items": "FPS items" };
+  const labels = {
+    ships: "ships",
+    "ship-items": "ship items",
+    "fps-items": "FPS items",
+    commodities: "commodities",
+  };
   const parts = Object.entries(summary.categories || {})
     .map(([key, qty]) => `${qty} ${labels[key] || key}`)
     .join(" · ");
@@ -493,6 +516,48 @@ function itemNameCell(entry) {
   return cell;
 }
 
+function qualityCell(entry, editable) {
+  const cell = document.createElement("td");
+  if (!entry.quality_applicable) {
+    // Keep a recorded quality visible even if the catalog item disappeared.
+    cell.innerHTML =
+      entry.quality == null
+        ? '<span class="inv-quality-na">—</span>'
+        : escapeHtml(String(entry.quality));
+    return cell;
+  }
+  if (!editable) {
+    cell.textContent = entry.quality == null ? "—" : String(entry.quality);
+    return cell;
+  }
+  const input = document.createElement("input");
+  input.type = "number";
+  input.className = "inv-quality";
+  input.min = "1";
+  input.max = "1000";
+  input.placeholder = "—";
+  input.value = entry.quality == null ? "" : String(entry.quality);
+  input.setAttribute("aria-label", `Quality of ${entry.name}`);
+  input.addEventListener("change", () => {
+    const raw = input.value.trim();
+    if (raw === "") {
+      entry.quality = null;
+      patchEntry(entry.class_name, { quality: null });
+      return;
+    }
+    const value = Number(raw);
+    if (!Number.isInteger(value) || value < 1 || value > 1000) {
+      input.value = entry.quality == null ? "" : String(entry.quality);
+      showToast("Quality must be between 1 and 1000", true);
+      return;
+    }
+    entry.quality = value;
+    patchEntry(entry.class_name, { quality: value });
+  });
+  cell.appendChild(input);
+  return cell;
+}
+
 function renderInventory(listing) {
   const tbody = els["inv-tbody"];
   tbody.innerHTML = "";
@@ -557,7 +622,15 @@ function renderInventory(listing) {
     visibilityCell.appendChild(visibility);
     applyVisibility(visibility, entry.visibility);
 
-    row.append(nameCell, categoryCell, qtyCell, notesCell, visibilityCell, actionCell);
+    row.append(
+      nameCell,
+      categoryCell,
+      qtyCell,
+      qualityCell(entry, true),
+      notesCell,
+      visibilityCell,
+      actionCell
+    );
     tbody.appendChild(row);
   }
 }
@@ -623,15 +696,17 @@ async function deleteEntry(class_name, name) {
   }
 }
 
-async function addToInventory(class_name, quantity = 1) {
+async function addToInventory(class_name, quantity = 1, quality = null) {
   if (!state.user) {
     openAuth("login", "Log in to add items to your inventory.");
     return;
   }
+  const body = { class_name, quantity };
+  if (quality !== null) body.quality = quality;
   try {
     const data = await apiFetch("/api/v1/me/inventory", {
       method: "POST",
-      body: { class_name, quantity },
+      body,
     });
     showToast(
       data.created
@@ -708,7 +783,14 @@ function renderAvailable(listing) {
     updatedCell.className = "avail-updated";
     updatedCell.textContent = formatDate(entry.updated_at);
 
-    row.append(nameCell, categoryCell, qtyCell, userCell, updatedCell);
+    row.append(
+      nameCell,
+      categoryCell,
+      qtyCell,
+      qualityCell(entry, false),
+      userCell,
+      updatedCell
+    );
     tbody.appendChild(row);
   }
 }

trade-hub/frontend/src/index.html

@@ -3,15 +3,15 @@
 <head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
-  <title>Star Citizen Inventory</title>
+  <title>FPOV Logistics Readiness</title>
   <link rel="stylesheet" href="style.css">
 </head>
 <body>
   <header class="site-header">
     <div class="header-inner">
       <div class="brand">
-        <h1>STAR CITIZEN <span>INVENTORY</span></h1>
+        <h1>Free People of the Verse <span>NEXUS</span></h1>
-        <p class="subtitle">Item catalog from scunpacked game data</p>
+        <p class="subtitle">Network for Exchange of Xeno and Utility Supplies</p>
       </div>
       <div class="header-right">
         <div class="header-status">
@@ -28,6 +28,7 @@
     <button class="tab" data-view="catalog" data-category="ships">Ships</button>
     <button class="tab" data-view="catalog" data-category="ship-items">Ship Equipment</button>
     <button class="tab" data-view="catalog" data-category="fps-items">FPS Items</button>
+    <button class="tab" data-view="catalog" data-category="commodities">Commodities</button>
     <button class="tab tab-mine" id="tab-mine" data-view="mine">My Inventory</button>
     <button class="tab" id="tab-available" data-view="available">Available</button>
   </nav>
@@ -68,6 +69,7 @@
         <option value="ships">Ships</option>
         <option value="ship-items">Ship Equipment</option>
         <option value="fps-items">FPS Items</option>
+        <option value="commodities">Commodities</option>
       </select>
       <select id="inv-sort" aria-label="Sort inventory">
         <option value="name">Sort: Name</option>
@@ -88,6 +90,7 @@
             <th>Item</th>
             <th>Category</th>
             <th>Qty</th>
+            <th>Quality</th>
             <th>Notes</th>
             <th>Visibility</th>
             <th></th>
@@ -106,6 +109,7 @@
         <option value="ships">Ships</option>
         <option value="ship-items">Ship Equipment</option>
         <option value="fps-items">FPS Items</option>
+        <option value="commodities">Commodities</option>
       </select>
       <select id="avail-sort" aria-label="Sort available items">
         <option value="updated">Sort: Recently updated</option>
@@ -126,6 +130,7 @@
             <th>Item</th>
             <th>Category</th>
             <th>Qty</th>
+            <th>Quality</th>
             <th>Offered by</th>
             <th>Updated</th>
           </tr>

trade-hub/frontend/src/style.css

@@ -14,6 +14,7 @@
   --cat-ships: #38bdf8;
   --cat-ship-items: #a78bfa;
   --cat-fps-items: #f59e0b;
+  --cat-commodities: #4ade80;
 }
 
 * { box-sizing: border-box; }
@@ -215,6 +216,7 @@ main {
 .badge.cat-ships { color: var(--cat-ships); border-color: var(--cat-ships); }
 .badge.cat-ship-items { color: var(--cat-ship-items); border-color: var(--cat-ship-items); }
 .badge.cat-fps-items { color: var(--cat-fps-items); border-color: var(--cat-fps-items); }
+.badge.cat-commodities { color: var(--cat-commodities); border-color: var(--cat-commodities); }
 .badge.size { color: var(--text-dim); border-color: var(--border); }
 .item-classification { color: var(--text-dim); font-size: 0.78rem; font-family: ui-monospace, monospace; }
 
@@ -427,6 +429,16 @@ main {
   border-radius: 6px;
   padding: 0.35rem 0.5rem;
 }
+.inv-quality {
+  width: 5rem;
+  background: var(--bg-panel);
+  border: 1px solid var(--border);
+  color: var(--text);
+  border-radius: 6px;
+  padding: 0.35rem 0.5rem;
+}
+.inv-quality-na { color: var(--text-dim); }
+.inv-quality:focus { outline: none; border-color: var(--accent); }
 .inv-notes {
   width: 100%;
   min-width: 12rem;