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configurable dictionary description

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This commit is contained in:
Jan Prochazka
2021-11-13 12:41:18 +01:00
parent 1f821fc654
commit 52e8831bcc
8 changed files with 90 additions and 33 deletions
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64
packages/datalib/src/TableGridDisplay.ts
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@@ -1,9 +1,25 @@
import _ from 'lodash';
import { filterName } from 'dbgate-tools';
import { GridDisplay, ChangeCacheFunc, DisplayColumn, DisplayedColumnInfo, ChangeConfigFunc } from './GridDisplay';
import { TableInfo, EngineDriver, ViewInfo, ColumnInfo, NamedObjectInfo, DatabaseInfo } from 'dbgate-types';
import {
TableInfo,
EngineDriver,
ViewInfo,
ColumnInfo,
NamedObjectInfo,
DatabaseInfo,
ForeignKeyInfo,
} from 'dbgate-types';
import { GridConfig, GridCache, createGridCache } from './GridConfig';
import { Expression, Select, treeToSql, dumpSqlSelect } from 'dbgate-sqltree';
import { Expression, Select, treeToSql, dumpSqlSelect, ColumnRefExpression } from 'dbgate-sqltree';
export interface DictionaryDescription {
expression: string;
columns: string[];
delimiter: string;
}
export type DictionaryDescriptionFunc = (table: TableInfo) => DictionaryDescription;
export class TableGridDisplay extends GridDisplay {
public table: TableInfo;
@@ -19,7 +35,8 @@ export class TableGridDisplay extends GridDisplay {
setCache: ChangeCacheFunc,
dbinfo: DatabaseInfo,
public displayOptions: any,
serverVersion
serverVersion,
public getDictionaryDescription: DictionaryDescriptionFunc = null
) {
super(config, setConfig, cache, setCache, driver, dbinfo, serverVersion);
@@ -61,7 +78,11 @@ export class TableGridDisplay extends GridDisplay {
?.map(col => ({
...col,
isChecked: this.isColumnChecked(col),
hintColumnName: col.foreignKey ? `hint_${col.uniqueName}` : null,
hintColumnNames:
this.getFkDictionaryDescription(col.foreignKey)?.columns?.map(
columnName => `hint_${col.uniqueName}_${columnName}`
) || null,
hintColumnDelimiter: this.getFkDictionaryDescription(col.foreignKey)?.delimiter,
isExpandable: !!col.foreignKey,
})) || []
);
@@ -116,6 +137,19 @@ export class TableGridDisplay extends GridDisplay {
}
}
getFkDictionaryDescription(foreignKey: ForeignKeyInfo) {
if (!foreignKey) return null;
const pureName = foreignKey.refTableName;
const schemaName = foreignKey.refSchemaName;
const table = this.findTable({ schemaName, pureName });
if (table && table.columns && table.columns.length > 0 && table.primaryKey) {
const hintDescription = this.getDictionaryDescription(table);
return hintDescription;
}
return null;
}
addHintsToSelect(select: Select): boolean {
let res = false;
const groupColumns = this.groupColumns;
@@ -126,17 +160,23 @@ export class TableGridDisplay extends GridDisplay {
}
const table = this.getFkTarget(column);
if (table && table.columns && table.columns.length > 0 && table.primaryKey) {
const hintColumn = table.columns.find(x => x?.dataType?.toLowerCase()?.includes('char'));
if (hintColumn) {
// const hintColumn = table.columns.find(x => x?.dataType?.toLowerCase()?.includes('char'));
const hintDescription = this.getDictionaryDescription(table);
if (hintDescription) {
const parentUniqueName = column.uniquePath.slice(0, -1).join('.');
this.addReferenceToSelect(select, parentUniqueName ? `${parentUniqueName}_ref` : 'basetbl', column);
const childAlias = `${column.uniqueName}_ref`;
select.columns.push({
exprType: 'column',
columnName: hintColumn.columnName,
alias: `hint_${column.uniqueName}`,
source: { alias: childAlias },
});
select.columns.push(
...hintDescription.columns.map(
columnName =>
({
exprType: 'column',
columnName,
alias: `hint_${column.uniqueName}_${columnName}`,
source: { alias: childAlias },
} as ColumnRefExpression)
)
);
res = true;
}
}