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(core) Suggest correct table when converting to RefList

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Summary: RecordSets now have new encoding and rendering analogous to Records: `['r', 'Table', [1, 2, 3]]` and `Table[[1, 2, 3]]`.

Test Plan: Added to nbrowser/TypeChange.ts.

Reviewers: dsagal

Reviewed By: dsagal

Differential Revision: https://phab.getgrist.com/D2987
pull/12/head
Alex Hall 3 years ago
parent f53ab2cb30
commit 9916a2d919
7 changed files with 97 additions and 26 deletions
Show Stats Download Patch File Download Diff File

17
app/client/components/TypeConversion.ts
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@ -43,7 +43,7 @@ export function addColTypeSuffix(type: string, column: ColumnRec, docModel: DocM
/**
* Looks through the data of the given column to find the first value of the form
* [R, <tableId>, <rowId>] (a Reference value returned from a formula), and returns the tableId
* [R|r, <tableId>, <rowId>] (a Reference(List) value returned from a formula), and returns the tableId
* from that.
*/
function getRefTableIdFromData(docModel: DocModel, column: ColumnRec): string|null {
@ -51,12 +51,21 @@ function getRefTableIdFromData(docModel: DocModel, column: ColumnRec): string|nu
const columnData = tableData && tableData.getColValues(column.colId());
if (columnData) {
for (const value of columnData) {
if (gristTypes.isObject(value) && value[0] === 'R') {
if (gristTypes.isReferencing(value)) {
return value[1];
} else if (gristTypes.isList(value)) {
const item = value[1];
if (gristTypes.isReference(item)) {
return item[1];
}
} else if (typeof value === 'string') {
// If it looks like a formatted Ref value (e.g. "Table1[123]"), and the tableId is valid,
// If it looks like a formatted Ref(List) value, e.g:
// - Table1[123]
// - [Table1[1], Table1[2], Table1[3]]
// - Table1[[1, 2, 3]]
// and the tableId is valid,
// use it. (This helps if a Ref-returning formula column got converted to Text first.)
const match = value.match(/^(\w+)\[\d+\]/);
const match = value.match(/^\[?(\w+)\[/);
if (match && docModel.docData.getTable(match[1])) {
return match[1];
}

27
app/common/gristTypes.ts
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@ -24,6 +24,7 @@ export const enum GristObjCode {
Skip = 'S',
Censored = 'C',
Reference = 'R',
ReferenceList = 'r',
Exception = 'E',
Pending = 'P',
Unmarshallable = 'U',
@ -142,10 +143,34 @@ export function isCensored(value: CellValue): value is [GristObjCode.Censored] {
/**
* Returns whether a value (as received in a DocAction) represents a list.
*/
export function isList(value: CellValue): value is [GristObjCode.List, ...unknown[]] {
export function isList(value: CellValue): value is [GristObjCode.List, ...CellValue[]] {
return Array.isArray(value) && value[0] === GristObjCode.List;
}
/**
* Returns whether a value (as received in a DocAction) represents a reference to a record.
*/
export function isReference(value: CellValue): value is [GristObjCode.Reference, string, number] {
return Array.isArray(value) && value[0] === GristObjCode.Reference;
}
/**
* Returns whether a value (as received in a DocAction) represents a reference list (RecordSet).
*/
export function isReferenceList(value: CellValue): value is [GristObjCode.ReferenceList, string, number[]] {
return Array.isArray(value) && value[0] === GristObjCode.ReferenceList;
}
/**
* Returns whether a value (as received in a DocAction) represents a reference or reference list.
*/
export function isReferencing(value: CellValue):
value is [GristObjCode.ReferenceList|GristObjCode.Reference, string, number[]|number]
{
return Array.isArray(value) &&
(value[0] === GristObjCode.ReferenceList || value[0] === GristObjCode.Reference);
}
/**
* Returns whether a value (as received in a DocAction) represents a list or is null,
* which is a valid value for list types in grist.

15
app/plugin/objtypes.ts
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@ -50,6 +50,18 @@ export class Reference {
}
}
/**
* A ReferenceList represents a reference to a number of rows in a table. It is simply a pair of a string tableId
* and a numeric array rowIds.
*/
export class ReferenceList {
constructor(public tableId: string, public rowIds: number[]) {}
public toString(): string {
return `${this.tableId}[[${this.rowIds}]]`;
}
}
/**
* A RaisedException represents a formula error. It includes the exception name, message, and
* optional details.
@ -140,6 +152,8 @@ export function encodeObject(value: unknown): CellValue {
return null;
} else if (value instanceof Reference) {
return ['R', value.tableId, value.rowId];
} else if (value instanceof ReferenceList) {
return ['r', value.tableId, value.rowIds];
} else if (value instanceof Date) {
const timestamp = value.valueOf() / 1000;
if ('timezone' in value) {
@ -185,6 +199,7 @@ export function decodeObject(value: CellValue): unknown {
case 'L': return (args as CellValue[]).map(decodeObject);
case 'O': return mapValues(args[0] as {[key: string]: CellValue}, decodeObject, {sort: true});
case 'P': return new PendingValue();
case 'r': return new ReferenceList(String(args[0]), args[1]);
case 'R': return new Reference(String(args[0]), args[1]);
case 'S': return new SkipValue();
case 'C': return new CensoredValue();

15
sandbox/grist/objtypes.py
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@ -183,11 +183,12 @@ def encode_object(value):
return ['d', moment.date_to_ts(value)]
elif isinstance(value, RaisedException):
return ['E'] + value.encode_args()
elif isinstance(value, (list, tuple, RecordList)):
elif isinstance(value, (list, tuple)):
return ['L'] + [encode_object(item) for item in value]
elif isinstance(value, records.RecordSet):
# Represent RecordSet (e.g. result of lookupRecords) in the same way as a RecordList.
return ['L'] + [encode_object(int(item)) for item in value]
return ['r', value._table.table_id, value._row_ids]
elif isinstance(value, RecordSetStub):
return ['r', value.table_id, value.row_ids]
elif isinstance(value, dict):
if not all(isinstance(key, six.string_types) for key in value):
raise UnmarshallableError("Dict with non-string keys")
@ -217,6 +218,8 @@ def decode_object(value):
args = value[1:]
if code == 'R':
return RecordStub(args[0], args[1])
elif code == 'r':
return RecordSetStub(args[0], args[1])
elif code == 'D':
return moment.ts_to_dt(args[0], moment.Zone(args[1]))
elif code == 'd':
@ -323,3 +326,9 @@ class RecordStub(object):
def __init__(self, table_id, row_id):
self.table_id = table_id
self.row_id = row_id
class RecordSetStub(object):
def __init__(self, table_id, row_ids):
self.table_id = table_id
self.row_ids = row_ids

3
sandbox/grist/records.py
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@ -185,6 +185,9 @@ class RecordSet(object):
return self._get_col(name)
return self._table._attribute_error(name, self._source_relation)
def __repr__(self):
return "%s[%s]" % (self._table.table_id, self._row_ids)
def _clone_with_relation(self, src_relation):
return self._table.RecordSet(self._row_ids,
relation=src_relation.compose(self._source_relation),

40
sandbox/grist/test_formula_undo.py
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@ -1,6 +1,8 @@
# pylint: disable=line-too-long
import testsamples
import test_engine
from objtypes import RecordSetStub
class TestFormulaUndo(test_engine.EngineTestCase):
def setUp(self):
@ -26,13 +28,13 @@ return '#%s %s' % (table.my_counter, $schoolName)
}])
self.assertTableData("Students", cols="subset", data=[
["id", "schoolName", "schoolCities", "counter" ],
[1, "Columbia", [1, 2], "#1 Columbia",],
[2, "Yale", [3, 4], "#2 Yale", ],
[3, "Columbia", [1, 2], "#3 Columbia",],
[4, "Yale", [3, 4], "#4 Yale", ],
[5, "Eureka", [], "#5 Eureka", ],
[6, "Yale", [3, 4], "#6 Yale", ],
["id", "schoolName", "schoolCities", "counter" ],
[1, "Columbia", RecordSetStub("Schools", [1, 2]), "#1 Columbia",],
[2, "Yale", RecordSetStub("Schools", [3, 4]), "#2 Yale", ],
[3, "Columbia", RecordSetStub("Schools", [1, 2]), "#3 Columbia",],
[4, "Yale", RecordSetStub("Schools", [3, 4]), "#4 Yale", ],
[5, "Eureka", RecordSetStub("Schools", []), "#5 Eureka", ],
[6, "Yale", RecordSetStub("Schools", [3, 4]), "#6 Yale", ],
])
# Applying an action produces expected changes to all formula columns, and corresponding undos.
@ -41,14 +43,14 @@ return '#%s %s' % (table.my_counter, $schoolName)
"stored": [
["UpdateRecord", "Students", 6, {"schoolName": "Columbia"}],
["UpdateRecord", "Students", 6, {"counter": "#7 Columbia"}],
["UpdateRecord", "Students", 6, {"schoolCities": ["L", 1, 2]}],
["UpdateRecord", "Students", 6, {"schoolCities": ["r", "Schools", [1, 2]]}],
["UpdateRecord", "Students", 6, {"schoolIds": "1:2"}],
],
"direct": [True, False, False, False],
"undo": [
["UpdateRecord", "Students", 6, {"schoolName": "Yale"}],
["UpdateRecord", "Students", 6, {"counter": "#6 Yale"}],
["UpdateRecord", "Students", 6, {"schoolCities": ["L", 3, 4]}],
["UpdateRecord", "Students", 6, {"schoolCities": ["r", "Schools", [3, 4]]}],
["UpdateRecord", "Students", 6, {"schoolIds": "3:4"}],
],
})
@ -63,7 +65,7 @@ return '#%s %s' % (table.my_counter, $schoolName)
self.assertOutActions(out_actions, {
"stored": [
["UpdateRecord", "Students", 6, {"schoolIds": "3:4"}],
["UpdateRecord", "Students", 6, {"schoolCities": ["L", 3, 4]}],
["UpdateRecord", "Students", 6, {"schoolCities": ["r", "Schools", [3, 4]]}],
["UpdateRecord", "Students", 6, {"counter": "#6 Yale"}],
["UpdateRecord", "Students", 6, {"schoolName": "Yale"}],
["UpdateRecord", "Students", 6, {"counter": "#8 Yale"}],
@ -71,7 +73,7 @@ return '#%s %s' % (table.my_counter, $schoolName)
"direct": [True, True, True, True, False], # undos currently fully direct; formula update is indirect.
"undo": [
["UpdateRecord", "Students", 6, {"schoolIds": "1:2"}],
["UpdateRecord", "Students", 6, {"schoolCities": ["L", 1, 2]}],
["UpdateRecord", "Students", 6, {"schoolCities": ["r", "Schools", [1, 2]]}],
["UpdateRecord", "Students", 6, {"counter": "#7 Columbia"}],
["UpdateRecord", "Students", 6, {"schoolName": "Columbia"}],
["UpdateRecord", "Students", 6, {"counter": "#6 Yale"}],
@ -79,13 +81,15 @@ return '#%s %s' % (table.my_counter, $schoolName)
})
self.assertTableData("Students", cols="subset", data=[
["id", "schoolName", "schoolCities", "counter" ],
[1, "Columbia", [1, 2], "#1 Columbia",],
[2, "Yale", [3, 4], "#2 Yale", ],
[3, "Columbia", [1, 2], "#3 Columbia",],
[4, "Yale", [3, 4], "#4 Yale", ],
[5, "Eureka", [], "#5 Eureka", ],
[6, "Yale", [3, 4], "#8 Yale", ], # This counter got updated
["id", "schoolName", "schoolCities", "counter" ],
[1, "Columbia", RecordSetStub("Schools", [1, 2]), "#1 Columbia"],
[2, "Yale", RecordSetStub("Schools", [3, 4]), "#2 Yale", ],
[3, "Columbia", RecordSetStub("Schools", [1, 2]), "#3 Columbia"],
[4, "Yale", RecordSetStub("Schools", [3, 4]), "#4 Yale", ],
[5, "Eureka", RecordSetStub("Schools", []), "#5 Eureka", ],
# This counter got updated
[6, "Yale", RecordSetStub("Schools", [3, 4]), "#8 Yale", ],
])
def test_save_to_empty_column(self):

6
sandbox/grist/test_renames.py
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@ -299,6 +299,12 @@ class TestRenames(test_engine.EngineTestCase):
"type": ["Ref:Persons", "Any"],
"formula": ["Persons.lookupOne(addr=$id)", "Persons.lookupRecords(addr=$id)"]
}],
["BulkUpdateRecord", "Address", [11, 12, 13, 14], {
"people": [["r", "Persons", [4]],
["r", "Persons", [1, 3]],
["r", "Persons", [2]],
["r", "Persons", []]]
}],
]})
def test_rename_table_autocomplete(self):

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