setValue method

dynamic setValue(dynamic name, dynamic colId, dynamic originalId, dynamic value, dynamic context,)

Implementation

setValue(name, colId, originalId, value, context) {
  if (isNull(originalId)) {
    originalId = _mFocusNode[gId] ?? '';
  }
  myLogAll('setValue');
  /*
  找到修改值，
    如果找到，比较是否相同，
      如果相同，退出
      否则找原值
        如果找到原值，并相同，删除修改值，退出
        否则，更新修改值，退出

  未找到修改值
      找原值如果相等， 退出
      添加修改值
  */

  dynamic item;
  dynamic owner;
  var typeOwner = gForm;
  if (_tableList[name] != null) {
    typeOwner = gTable;
  }
  if (typeOwner == gTable) {
    item = getTableCol(name, colId);
    owner = _tableList[name];
  } else if (typeOwner == gForm) {
    item = _formLists[name]![gItems][colId];
    owner = _formLists[name];
  }

  bool isItemValid = isItemValueValid(item, value);
  if (isNull(owner[gDataModified])) {
    owner[gDataModified] = {};
  }
  if (isNull(owner[gDataModifiedInvalid])) {
    owner[gDataModifiedInvalid] = {};
  }
  Map dataModified = owner[gDataModified];
  Map dataModifiedInvalid = owner[gDataModifiedInvalid];
  dynamic mValue;
  bool isValidZone = true;
  var id = originalId ?? gFakeId;
  if (dataModified.containsKey(id)) {
    mValue = dataModified[id];
  } else if (dataModifiedInvalid.containsKey(id)) {
    mValue = dataModifiedInvalid[id];
    isValidZone = false;
  }
  dynamic originalValue = getValueOriginal(name, colId, id);

  //找到修改值
  if (!isNull(mValue) && !isNull(mValue[colId])) {
    //修改值未改变，退出
    if (mValue[colId] == value) {
      return;
    }

    //新值与原值相同，删除修改值，退出
    if (!isNull(originalValue) && !isNull(value) && originalValue == value) {
      mValue.remove(colId);
      if (mValue.length < 1) {
        dataModified.remove(id);
      }
      return;
    }
    //更新
    mValue[colId] = value;
    if (isItemValid) {
      //如值值合法，却在非法区，移到合法区
      if (!isValidZone) {
        moveItemBetweenMaps(id, dataModifiedInvalid, dataModified);
      }
    } else {
      //如值值非法，却在合法区，移到非法区
      if (isValidZone) {
        moveItemBetweenMaps(id, dataModified, dataModifiedInvalid);
      }
    }
  } else {
    //修改值与源值同，退出
    if (!isNull(originalValue) && !isNull(value) && originalValue == value) {
      return;
    }
    //添加修改值
    if (isItemValid) {
      if (isNull(dataModified[id])) {
        dataModified[id] = {};
      }
      dataModified[id][colId] = value;
    } else {
      if (isNull(dataModifiedInvalid[id])) {
        dataModifiedInvalid[id] = {};
      }
      dataModifiedInvalid[id][colId] = value;
    }
  }
  //if is valid

  //setFocus(name, colId, null, true, context, -1);
}