from PDAPI import *


__metadata__ = {
    "methods": ["POST"],
    "blueprint": "GERP",
    "permission": 4.0,
    "attributes": [],
    "limit": "1 per second",
    'form': [
        {"Name": "UserUUID", "Type": "UUID"},
        {"Name": "BackpackItemUUID", "Type": "UUID"},
        {"Name": "ItemTemplateUUID", "Type": "UUID"},
        {"Name": "ItemName", "Type": "str", "MaxLen": 128, "Required": False},
        {"Name": "ItemIcon", "Type": "str", "MaxLen": 512, "Required": False},
        {"Name": "ItemIconColor", "Type": "str", "MaxLen": 6, "Required": False},
        {"Name": "ItemTags", "Type": "list", "Required": False},
        {"Name": "ItemMetaData", "Type": "dict", "Required": False},
        {"Name": "ItemDescription", "Type": "str", "MaxLen": 1024 * 1024, "Required": False},
        {"Name": "ItemLength", "Type": "int", "MinLen": 1}
    ]
}
def HandleRequest():
    Backpack: GERPBackpack
    ELTUser: GERPUser = flask.g.ELTUser
    UserUUID = Get16toBytes(flask.request.form.get("UserUUID"))
    BackpackItemUUID = Get16toBytes(flask.request.form.get("BackpackItemUUID"))
    ItemTemplateUUID = Get16toBytes(flask.request.form.get("ItemTemplateUUID"))
    ItemName = flask.request.form.get("ItemName")
    ItemIcon = flask.request.form.get("ItemIcon")
    ItemIconColor = flask.request.form.get("ItemIconColor")
    ItemTags = json.loads(flask.request.form.get("ItemTags")) if flask.request.form.get("ItemTags") else flask.request.form.get("ItemTags")
    ItemMetaData = json.loads(flask.request.form.get("ItemMetaData")) if flask.request.form.get("ItemMetaData") else flask.request.form.get("ItemMetaData")
    ItemDescription = flask.request.form.get("ItemDescription")
    ItemLength = flask.request.form.get("ItemLength", type = int)
    if not (Backpack := GERPBackpack.query.filter(GERPBackpack.BackpackItemUUID == BackpackItemUUID).first()): return {"code": 1, "msg": "背包记录 不存在"}
    if not GetUserDataByUserUUID(UserUUID): return {"code": 1, "msg": "用户 不存在"}
    if ItemTemplateUUID and not GERPItemReference.query.filter(GERPItemReference.ItemUUID == ItemTemplateUUID).first(): return {"code": 1, "msg": "物品模板不存在"}
    Backpack.UserUUID = UserUUID
    Backpack.ItemTemplateUUID = ItemTemplateUUID
    Backpack.ItemName = ItemName if ItemName != Backpack.ItemReference.ItemName else Backpack._ItemName
    Backpack.ItemIcon = ItemIcon if ItemIcon != Backpack.ItemReference.ItemIcon else Backpack._ItemIcon
    Backpack.ItemIconColor = ItemIconColor if ItemIconColor != Backpack.ItemReference.ItemIconColor else Backpack._ItemIconColor
    Backpack.ItemTags = ItemTags if ItemTags != Backpack.ItemReference.ItemTags else Backpack._ItemTags
    Backpack.ItemMetaData = ItemMetaData if ItemMetaData != Backpack.ItemReference.ItemMetaData else Backpack._ItemMetaData
    Backpack.ItemDescription = ItemDescription if ItemDescription != Backpack.ItemReference.ItemDescription else Backpack._ItemDescription
    Backpack.ItemLength = ItemLength
    try:
        db.session.add(Backpack)
        db.session.commit()
        return {"code": 0, "msg": "修改成功"}
    except:
        db.session.rollback()
        return {"code": 1, "msg": "SQL 提交失败"}