/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/
import { Position } from '../core/position';
import { Range } from '../core/range';
import { InlineDecoration, ViewModelDecoration } from './viewModel';
var ViewModelDecorations = /** @class */ (function () {
    function ViewModelDecorations(editorId, model, configuration, linesCollection, coordinatesConverter) {
        this.editorId = editorId;
        this.model = model;
        this.configuration = configuration;
        this._linesCollection = linesCollection;
        this._coordinatesConverter = coordinatesConverter;
        this._decorationsCache = Object.create(null);
        this._clearCachedModelDecorationsResolver();
    }
    ViewModelDecorations.prototype._clearCachedModelDecorationsResolver = function () {
        this._cachedModelDecorationsResolver = null;
        this._cachedModelDecorationsResolverViewRange = null;
    };
    ViewModelDecorations.prototype.dispose = function () {
        this._decorationsCache = Object.create(null);
        this._clearCachedModelDecorationsResolver();
    };
    ViewModelDecorations.prototype.reset = function () {
        this._decorationsCache = Object.create(null);
        this._clearCachedModelDecorationsResolver();
    };
    ViewModelDecorations.prototype.onModelDecorationsChanged = function () {
        this._decorationsCache = Object.create(null);
        this._clearCachedModelDecorationsResolver();
    };
    ViewModelDecorations.prototype.onLineMappingChanged = function () {
        this._decorationsCache = Object.create(null);
        this._clearCachedModelDecorationsResolver();
    };
    ViewModelDecorations.prototype._getOrCreateViewModelDecoration = function (modelDecoration) {
        var id = modelDecoration.id;
        var r = this._decorationsCache[id];
        if (!r) {
            var modelRange = modelDecoration.range;
            var options = modelDecoration.options;
            var viewRange = void 0;
            if (options.isWholeLine) {
                var start = this._coordinatesConverter.convertModelPositionToViewPosition(new Position(modelRange.startLineNumber, 1));
                var end = this._coordinatesConverter.convertModelPositionToViewPosition(new Position(modelRange.endLineNumber, this.model.getLineMaxColumn(modelRange.endLineNumber)));
                viewRange = new Range(start.lineNumber, start.column, end.lineNumber, end.column);
            }
            else {
                viewRange = this._coordinatesConverter.convertModelRangeToViewRange(modelRange);
            }
            r = new ViewModelDecoration(viewRange, options);
            this._decorationsCache[id] = r;
        }
        return r;
    };
    ViewModelDecorations.prototype.getDecorationsViewportData = function (viewRange) {
        var cacheIsValid = true;
        cacheIsValid = cacheIsValid && (this._cachedModelDecorationsResolver !== null);
        cacheIsValid = cacheIsValid && (viewRange.equalsRange(this._cachedModelDecorationsResolverViewRange));
        if (!cacheIsValid) {
            this._cachedModelDecorationsResolver = this._getDecorationsViewportData(viewRange);
            this._cachedModelDecorationsResolverViewRange = viewRange;
        }
        return this._cachedModelDecorationsResolver;
    };
    ViewModelDecorations.prototype._getDecorationsViewportData = function (viewportRange) {
        var modelDecorations = this._linesCollection.getDecorationsInRange(viewportRange, this.editorId, this.configuration.editor.readOnly);
        var startLineNumber = viewportRange.startLineNumber;
        var endLineNumber = viewportRange.endLineNumber;
        var decorationsInViewport = [], decorationsInViewportLen = 0;
        var inlineDecorations = [];
        for (var j = startLineNumber; j <= endLineNumber; j++) {
            inlineDecorations[j - startLineNumber] = [];
        }
        for (var i = 0, len = modelDecorations.length; i < len; i++) {
            var modelDecoration = modelDecorations[i];
            var decorationOptions = modelDecoration.options;
            var viewModelDecoration = this._getOrCreateViewModelDecoration(modelDecoration);
            var viewRange = viewModelDecoration.range;
            decorationsInViewport[decorationsInViewportLen++] = viewModelDecoration;
            if (decorationOptions.inlineClassName) {
                var inlineDecoration = new InlineDecoration(viewRange, decorationOptions.inlineClassName, decorationOptions.inlineClassNameAffectsLetterSpacing ? 3 /* RegularAffectingLetterSpacing */ : 0 /* Regular */);
                var intersectedStartLineNumber = Math.max(startLineNumber, viewRange.startLineNumber);
                var intersectedEndLineNumber = Math.min(endLineNumber, viewRange.endLineNumber);
                for (var j = intersectedStartLineNumber; j <= intersectedEndLineNumber; j++) {
                    inlineDecorations[j - startLineNumber].push(inlineDecoration);
                }
            }
            if (decorationOptions.beforeContentClassName) {
                if (startLineNumber <= viewRange.startLineNumber && viewRange.startLineNumber <= endLineNumber) {
                    var inlineDecoration = new InlineDecoration(new Range(viewRange.startLineNumber, viewRange.startColumn, viewRange.startLineNumber, viewRange.startColumn), decorationOptions.beforeContentClassName, 1 /* Before */);
                    inlineDecorations[viewRange.startLineNumber - startLineNumber].push(inlineDecoration);
                }
            }
            if (decorationOptions.afterContentClassName) {
                if (startLineNumber <= viewRange.endLineNumber && viewRange.endLineNumber <= endLineNumber) {
                    var inlineDecoration = new InlineDecoration(new Range(viewRange.endLineNumber, viewRange.endColumn, viewRange.endLineNumber, viewRange.endColumn), decorationOptions.afterContentClassName, 2 /* After */);
                    inlineDecorations[viewRange.endLineNumber - startLineNumber].push(inlineDecoration);
                }
            }
        }
        return {
            decorations: decorationsInViewport,
            inlineDecorations: inlineDecorations
        };
    };
    return ViewModelDecorations;
}());
export { ViewModelDecorations };
