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Fix: Support composite foreign keys in cascade delete operations - Update find.ts #1497

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Fix: Support composite foreign keys in cascade delete operations - Update find.ts #1497

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44 changes: 32 additions & 12 deletions src/lib/operations/find/find.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -229,25 +229,45 @@ export const getFieldRelationshipWhere = (
): Record<string, GroupByFieldArg> => {
if (field.relationToFields?.length === 0) {
field = getJoinField(field, delegates)!;
return {
[field.relationFromFields![0]]: item[field.relationToFields![0]] as GroupByFieldArg,
};
if (!field.relationFromFields || !field.relationToFields) return {};
const result: Record<string, GroupByFieldArg> = {};
for (let i = 0; i < field.relationFromFields.length; i++) {
const from = field.relationFromFields[i];
const to = field.relationToFields[i];
result[from] = item[to] as GroupByFieldArg;
}
return result;
}
return {
[field.relationToFields![0]]: item[field.relationFromFields![0]] as GroupByFieldArg,
};
if (!field.relationToFields || !field.relationFromFields) return {};
const result: Record<string, GroupByFieldArg> = {};
for (let i = 0; i < field.relationToFields.length; i++) {
const to = field.relationToFields[i];
const from = field.relationFromFields[i];
result[to] = item[from] as GroupByFieldArg;
}
return result;
};

export const getFieldFromRelationshipWhere = (item: Item, field: DMMF.Field) => {
return {
[field.relationFromFields![0]]: item[field.relationToFields![0]] as GroupByFieldArg,
};
if (!field.relationFromFields || !field.relationToFields) return {};
const result: Record<string, GroupByFieldArg> = {};
for (let i = 0; i < field.relationFromFields.length; i++) {
const from = field.relationFromFields[i];
const to = field.relationToFields[i];
result[from] = item[to] as GroupByFieldArg;
}
return result;
};

export const getFieldToRelationshipWhere = (item: Item, field: DMMF.Field) => {
return {
[field.relationToFields![0]]: item[field.relationFromFields![0]] as GroupByFieldArg,
};
if (!field.relationToFields || !field.relationFromFields) return {};
const result: Record<string, GroupByFieldArg> = {};
for (let i = 0; i < field.relationToFields.length; i++) {
const to = field.relationToFields[i];
const from = field.relationFromFields[i];
result[to] = item[from] as GroupByFieldArg;
}
return result;
};

function connect(args: FindArgs, current: Delegate, delegates: Delegates) {
Expand Down