import {latest, type StyleSpecificationReference} from './reference/latest';
import {derefLayers} from './deref';
import {diff, type DiffCommand, type DiffOperations} from './diff';
import {ValidationError, type ValidationSeverity} from './error/validation_error';
import {ParsingError} from './error/parsing_error';
import {
    FeatureState,
    StyleExpression,
    isExpression,
    isZoomExpression,
    createExpression,
    createPropertyExpression,
    normalizePropertyExpression,
    ZoomConstantExpression,
    ZoomDependentExpression,
    StylePropertyFunction,
    Feature,
    GlobalProperties,
    SourceExpression,
    CompositeExpression,
    StylePropertyExpression
} from './expression';
import {type FeatureFilter, featureFilter, isExpressionFilter} from './feature_filter';

import {convertFilter} from './feature_filter/convert';
import {Color} from './expression/types/color';
import {Padding} from './expression/types/padding';
import {NumberArray} from './expression/types/number_array';
import {ColorArray} from './expression/types/color_array';
import {VariableAnchorOffsetCollection} from './expression/types/variable_anchor_offset_collection';
import {Formatted, FormattedSection, VerticalAlign} from './expression/types/formatted';
import {createFunction, isFunction} from './function';
import {convertFunction} from './function/convert';
import {eachSource, eachLayer, eachProperty} from './visit';
import {ResolvedImage} from './expression/types/resolved_image';
import {supportsPropertyExpression} from './util/properties';
import type {
    IMercatorCoordinate,
    ICanonicalTileID,
    ILngLat,
    ILngLatLike
} from './tiles_and_coordinates';
import {Point2D} from './point2d';
import {EvaluationContext} from './expression/evaluation_context';
import {
    FormattedType,
    NullType,
    Type,
    typeToString,
    ColorType,
    ProjectionDefinitionType
} from './expression/types';
import {Expression} from './expression/expression';
import {expressions} from './expression/definitions';
import {Interpolate} from './expression/definitions/interpolate';
import {interpolateFactory, type InterpolationType} from './expression/definitions/interpolate';

import {groupByLayout} from './group_by_layout';
import {emptyStyle} from './empty';
import {validateStyleMin} from './validate_style.min';
import {Step} from './expression/definitions/step';
import {typeOf} from './expression/values';
import {FormatExpression} from './expression/definitions/format';
import {Literal} from './expression/definitions/literal';
import {CompoundExpression} from './expression/compound_expression';
import type {
    ColorSpecification,
    PaddingSpecification,
    NumberArraySpecification,
    ColorArraySpecification,
    ProjectionDefinitionSpecification,
    VariableAnchorOffsetCollectionSpecification
} from './types.g';
import {format} from './format';
import {validate} from './validate/validate';
import {migrate} from './migrate';
import {classifyRings} from './util/classify_rings';
import {ProjectionDefinition} from './expression/types/projection_definition';
import createVisibilityExpression, {type VisibilityExpression} from './expression/visibility';

type ExpressionType =
    | 'data-driven'
    | 'cross-faded'
    | 'cross-faded-data-driven'
    | 'color-ramp'
    | 'data-constant'
    | 'constant';
type ExpressionParameters = Array<
    | 'zoom'
    | 'feature'
    | 'feature-state'
    | 'heatmap-density'
    | 'elevation'
    | 'line-progress'
    | 'global-state'
>;

type ExpressionSpecificationDefinition = {
    interpolated: boolean;
    parameters: ExpressionParameters;
};

export type StylePropertySpecification =
    | {
          type: 'number';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: number;
      }
    | {
          type: 'string';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: string;
          tokens?: boolean;
      }
    | {
          type: 'boolean';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: boolean;
      }
    | {
          type: 'enum';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          values: {[_: string]: {}};
          transition: boolean;
          default?: string;
      }
    | {
          type: 'color';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: ColorSpecification;
          overridable: boolean;
      }
    | {
          type: 'array';
          value: 'number';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          length?: number;
          transition: boolean;
          default?: Array<number>;
      }
    | {
          type: 'array';
          value: 'string';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          length?: number;
          transition: boolean;
          default?: Array<string>;
      }
    | {
          type: 'padding';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: PaddingSpecification;
      }
    | {
          type: 'numberArray';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: NumberArraySpecification;
      }
    | {
          type: 'colorArray';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: ColorArraySpecification;
      }
    | {
          type: 'variableAnchorOffsetCollection';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: VariableAnchorOffsetCollectionSpecification;
      }
    | {
          type: 'projectionDefinition';
          'property-type': ExpressionType;
          expression?: ExpressionSpecificationDefinition;
          transition: boolean;
          default?: ProjectionDefinitionSpecification;
      };

const expression = {
    StyleExpression,
    StylePropertyFunction,
    ZoomConstantExpression,
    ZoomDependentExpression,
    createExpression,
    createPropertyExpression,
    isExpression,
    isExpressionFilter,
    isZoomExpression,
    normalizePropertyExpression
};

const styleFunction = {
    convertFunction,
    createFunction,
    isFunction
};

const visit = {eachLayer, eachProperty, eachSource};

export type {
    FeatureState,
    Feature,
    GlobalProperties,
    SourceExpression,
    CompositeExpression,
    StylePropertyExpression,
    DiffCommand,
    DiffOperations,
    FeatureFilter,
    IMercatorCoordinate,
    ICanonicalTileID,
    ILngLat,
    ILngLatLike,
    Type,
    InterpolationType,
    VerticalAlign,
    Point2D,
    Expression,
    ValidationSeverity,
    StyleSpecificationReference
};

export {
    Interpolate,
    ValidationError,
    ParsingError,
    ProjectionDefinition,
    Color,
    Step,
    CompoundExpression,
    Padding,
    NumberArray,
    ColorArray,
    VariableAnchorOffsetCollection,
    Formatted,
    ResolvedImage,
    EvaluationContext,
    StyleExpression,
    ZoomConstantExpression,
    Literal,
    StylePropertyFunction,
    ZoomDependentExpression,
    FormatExpression,
    VisibilityExpression,
    FormattedSection,
    latest,
    latest as v8,
    validateStyleMin,
    groupByLayout,
    emptyStyle,
    derefLayers,
    normalizePropertyExpression,
    isExpression,
    isZoomExpression,
    diff,
    supportsPropertyExpression,
    convertFunction,
    createExpression,
    isFunction,
    createFunction,
    createPropertyExpression,
    createVisibilityExpression,
    convertFilter,
    featureFilter,
    typeOf,
    typeToString as toString,
    format,
    validate,
    migrate,
    classifyRings,
    ProjectionDefinitionType,
    ColorType,
    interpolateFactory as interpolates,
    NullType,
    styleFunction as function,
    visit,
    expressions,
    expression,
    FormattedType
};

export type * from './types.g';
