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feat: send schema to the model for better results VSCODE-581 (#792)
* feat: send schema to the model for better results VSCODE-581 * refactor: change state in fetchCollectionSchema
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| import type { | ||
| SimplifiedSchema, | ||
| SimplifiedSchemaArrayType, | ||
| SimplifiedSchemaDocumentType, | ||
| SimplifiedSchemaType, | ||
| } from 'mongodb-schema'; | ||
|
|
||
| const PROPERTY_REGEX = '^[a-zA-Z_$][0-9a-zA-Z_$]*$'; | ||
|
|
||
| export class SchemaFormatter { | ||
| static getSchemaFromTypes(pInput: SimplifiedSchema): string { | ||
| return new SchemaFormatter().format(pInput); | ||
| } | ||
|
|
||
| schemaString = ''; | ||
|
|
||
| format(pInitial: SimplifiedSchema): string { | ||
| this.processDocumentType('', pInitial); | ||
| return this.schemaString; | ||
| } | ||
|
|
||
| private processSchemaTypeList( | ||
| prefix: string, | ||
| pTypes: SimplifiedSchemaType[] | ||
| ) { | ||
| if (pTypes.length !== 0) { | ||
| this.processSchemaType(prefix, pTypes[0]); | ||
| } | ||
| } | ||
|
|
||
| private processSchemaType(prefix: string, pType: SimplifiedSchemaType) { | ||
| const bsonType = pType.bsonType; | ||
| if (bsonType === 'Document') { | ||
| const fields = (pType as SimplifiedSchemaDocumentType).fields; | ||
|
|
||
| if (Object.keys(fields).length === 0) { | ||
| this.addToFormattedSchemaString(prefix + ': Document'); | ||
| return; | ||
| } | ||
|
|
||
| this.processDocumentType(prefix, fields); | ||
| return; | ||
| } | ||
|
|
||
| if (bsonType === 'Array') { | ||
| const types = (pType as SimplifiedSchemaArrayType).types; | ||
|
|
||
| if (types.length === 0) { | ||
| this.addToFormattedSchemaString(prefix + ': ' + 'Array'); | ||
| return; | ||
| } | ||
|
|
||
| const firstType = types[0].bsonType; | ||
| if (firstType !== 'Array' && firstType !== 'Document') { | ||
| this.addToFormattedSchemaString( | ||
| prefix + ': ' + 'Array<' + firstType + '>' | ||
| ); | ||
| return; | ||
| } | ||
|
|
||
| // Array of documents or arrays. | ||
| // We only use the first type. | ||
| this.processSchemaType(prefix + '[]', types[0]); | ||
| return; | ||
| } | ||
|
|
||
| this.addToFormattedSchemaString(prefix + ': ' + bsonType); | ||
| } | ||
|
|
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| private processDocumentType(prefix: string, pDoc: SimplifiedSchema) { | ||
| if (!pDoc) { | ||
| return; | ||
| } | ||
|
|
||
| Object.keys(pDoc).forEach((key) => { | ||
| const keyAsString = this.getPropAsString(key); | ||
| this.processSchemaTypeList( | ||
| prefix + (prefix.length === 0 ? '' : '.') + keyAsString, | ||
| pDoc[key]?.types | ||
| ); | ||
| }); | ||
| } | ||
|
|
||
| getPropAsString(pProp: string): string { | ||
| if (pProp.match(PROPERTY_REGEX)) { | ||
| return pProp; | ||
| } | ||
|
|
||
| try { | ||
| return JSON.stringify(pProp); | ||
| } catch (e) { | ||
| return pProp; | ||
| } | ||
| } | ||
|
|
||
| addToFormattedSchemaString(fieldAndType: string) { | ||
| if (this.schemaString.length > 0) { | ||
| this.schemaString += '\n'; | ||
| } | ||
| this.schemaString += fieldAndType; | ||
| } | ||
| } |
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