{"version":3,"file":"utils.cjs","sources":["../../../../src/components/MatchersUI/utils.ts"],"sourcesContent":["import { useMemo } from 'react';\n\nimport { DataFrame, Field, getFieldDisplayName, SelectableValue, FieldNamePickerBaseNameMode } from '@grafana/data';\n\nimport { getFieldTypeIcon } from '../../types/icon';\n\n/**\n * @internal\n */\nexport interface FrameFieldsDisplayNames {\n // The display names\n display: Set;\n\n // raw field names (that are explicitly not visible)\n raw: Set;\n\n // Field mappings (duplicates are not supported)\n fields: Map;\n}\n\n/**\n * @internal\n */\nexport function frameHasName(name: string | undefined, names: FrameFieldsDisplayNames) {\n if (!name) {\n return false;\n }\n return names.display.has(name) || names.raw.has(name);\n}\n\n/**\n * Returns the distinct names in a set of frames\n */\nexport function getFrameFieldsDisplayNames(\n data: DataFrame[],\n filter?: (field: Field) => boolean\n): FrameFieldsDisplayNames {\n const names: FrameFieldsDisplayNames = {\n display: new Set(),\n raw: new Set(),\n fields: new Map(),\n };\n\n for (const frame of data) {\n for (const field of frame.fields) {\n if (filter && !filter(field)) {\n continue;\n }\n const disp = getFieldDisplayName(field, frame, data);\n names.display.add(disp);\n names.fields.set(disp, field);\n if (field.name && disp !== field.name) {\n names.raw.add(field.name);\n names.fields.set(field.name, field);\n }\n }\n }\n return names;\n}\n\n/**\n * @internal\n */\nexport function useFieldDisplayNames(data: DataFrame[], filter?: (field: Field) => boolean): FrameFieldsDisplayNames {\n return useMemo(() => {\n return getFrameFieldsDisplayNames(data, filter);\n }, [data, filter]);\n}\n\n/**\n * @internal\n */\nexport function useSelectOptions(\n displayNames: FrameFieldsDisplayNames,\n currentName?: string,\n firstItem?: SelectableValue,\n fieldType?: string,\n baseNameMode?: FieldNamePickerBaseNameMode\n): Array> {\n return useMemo(() => {\n let found = false;\n const options: Array> = [];\n if (firstItem) {\n options.push(firstItem);\n }\n if (baseNameMode === FieldNamePickerBaseNameMode.OnlyBaseNames) {\n for (const name of displayNames.raw) {\n if (!found && name === currentName) {\n found = true;\n }\n options.push({\n value: name,\n label: `${name} (base field name)`,\n });\n }\n } else {\n for (const name of displayNames.display) {\n if (!found && name === currentName) {\n found = true;\n }\n const field = displayNames.fields.get(name);\n if (!fieldType || fieldType === field?.type) {\n options.push({\n value: name,\n label: name,\n icon: field ? 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