1 files changed, 88 insertions, 0 deletions
diff --git a/django/factwise-python/factwise_submission/plannerapp/services.py b/django/factwise-python/factwise_submission/plannerapp/services.py
new file mode 100644
index 0000000..fb8dbdf
--- /dev/null
+++ b/django/factwise-python/factwise_submission/plannerapp/services.py
@@ -0,0 +1,88 @@
+# planner/services.py
+import json
+from .base import user_base, team_base, project_board_base
+from .storage import FileStorage
+from .exceptions import ValidationError, NotFoundError, ConflictError
+from .utils import now_iso, new_id
+
+MAX_NAME = 64
+MAX_DISPLAY = 128
+
+USERS = FileStorage("users.json")
+TEAMS = FileStorage("teams.json")
+
+
+class UserService(user_base):
+    def create_user(self, request: str) -> str:
+        payload = json.loads(request)
+        name = payload.get("name", "").strip()
+        display_name = payload.get("display_name", "").strip()
+
+        if not name:
+            raise ValidationError("User name required")
+        if len(name) > MAX_NAME:
+            raise ValidationError("User name too long")
+        if len(display_name) > MAX_NAME:
+            raise ValidationError("Display name too long")
+
+        users = USERS.read_all()
+        if any(u["name"] == name for u in users):
+            raise ConflictError("User name must be unique")
+
+        user = {
+            "id": new_id(),
+            "name": name,
+            "display_name": display_name,
+            "creation_time": now_iso()
+        }
+        USERS.append(user)
+        return json.dumps({"id": user["id"]})
+
+    def list_users(self) -> str:
+        users = USERS.read_all()
+        return json.dumps([{
+            "name": u["name"],
+            "display_name": u["display_name"],
+            "creation_time": u["creation_time"]
+        } for u in users])
+
+    def describe_user(self, request: str) -> str:
+        user_id = json.loads(request)["id"]
+        users = USERS.read_all()
+        for u in users:
+            if u["id"] == user_id:
+                return json.dumps(u)
+        raise NotFoundError("User not found")
+
+    def update_user(self, request: str) -> str:
+        payload = json.loads(request)
+        user_id = payload["id"]
+        updates = payload.get("user", {})
+
+        if "name" in updates:
+            raise ValidationError("User name cannot be updated")
+        if "display_name" in updates and len(updates["display_name"]) > MAX_DISPLAY:
+            raise ValidationError("Display name too long")
+
+        users = USERS.read_all()
+        for i, u in enumerate(users):
+            if u["id"] == user_id:
+                u.update(updates)
+                users[i] = u
+                USERS.replace(users)
+                return json.dumps({})
+        raise NotFoundError("User not found")
+
+    def get_user_teams(self, request: str) -> str:
+        user_id = json.loads(request)["id"]
+        teams = TEAMS.read_all()
+        result = []
+        for t in teams:
+            if user_id == t.get("admin") or user_id in t.get("users", []):
+                result.append({
+                    "name": t["name"],
+                    "description": t.get("description"),
+                    "creation_time": t.get("creation_time")
+                })
+        return json.dumps(result)
+