import { ASSIGNMENT_OPERATOR, createRule, isKeywordToken } from "../utils.js";
var indent_binary_ops_default = createRule({
	name: "indent-binary-ops",
	meta: {
		type: "layout",
		docs: { description: "Indentation for binary operators" },
		fixable: "whitespace",
		schema: [{ oneOf: [{
			type: "integer",
			minimum: 0
		}, {
			type: "string",
			enum: ["tab"]
		}] }],
		messages: { wrongIndentation: "Expected indentation of {{expected}}" }
	},
	defaultOptions: [2],
	create: (context, options) => {
		const { sourceCode } = context;
		const indentStr = options[0] === "tab" ? "	" : " ".repeat(options[0] ?? 2);
		const indentCache = /* @__PURE__ */ new Map();
		function getIndentOfLine(line) {
			if (indentCache.has(line)) return indentCache.get(line);
			return sourceCode.lines[line - 1].match(/^\s*/)?.[0] ?? "";
		}
		function subtractionIndent(indent) {
			if (options[0] === "tab") return indent.slice(1);
			return indent.slice(options[0] ?? 2);
		}
		function getTargetIndent(indent, needAdditionIndent, needSubtractionIndent) {
			if (needAdditionIndent && !needSubtractionIndent) return indent + indentStr;
			if (!needAdditionIndent && needSubtractionIndent) return subtractionIndent(indent);
			return indent;
		}
		function firstTokenOfLine(line) {
			return sourceCode.tokensAndComments.find((token) => token.loc.start.line === line);
		}
		function lastTokenOfLine(line) {
			return [...sourceCode.tokensAndComments].reverse().find((token) => token.loc.end.line === line);
		}
		function isGreaterThanCloseBracketOfLine(line) {
			const tokensAndCommentsOfLine = sourceCode.tokensAndComments.filter((token) => token.loc.start.line === line);
			let openBracketCount = 0;
			let closeBracketCount = 0;
			for (const token of tokensAndCommentsOfLine) {
				if (token.value === "(") openBracketCount++;
				if (token.value === ")") closeBracketCount++;
			}
			return openBracketCount < closeBracketCount;
		}
		function isTypeKeywordOfNode(typeToken, node) {
			while (node.parent) {
				node = node.parent;
				if (node.type === "TSTypeAliasDeclaration" && context.sourceCode.getTokenBefore(node.id) === typeToken) return true;
			}
			return false;
		}
		function handler(node, right) {
			if (node.loc.start.line === node.loc.end.line) return;
			let tokenRight = sourceCode.getFirstToken(right);
			let tokenOperator = sourceCode.getTokenBefore(tokenRight);
			while (tokenOperator.value === "(") {
				tokenRight = tokenOperator;
				tokenOperator = sourceCode.getTokenBefore(tokenRight);
				if (tokenOperator.range[0] <= right.parent.range[0]) return;
			}
			const tokenBeforeAll = sourceCode.getTokenBefore(node);
			const tokenLeft = sourceCode.getTokenBefore(tokenOperator);
			const isMultiline = tokenRight.loc.start.line !== tokenLeft.loc.start.line;
			if (!isMultiline) return;
			const firstTokenOfLineLeft = firstTokenOfLine(tokenLeft.loc.start.line);
			const lastTokenOfLineLeft = lastTokenOfLine(tokenLeft.loc.start.line);
			const needAdditionIndent = isKeywordToken(firstTokenOfLineLeft) && ![
				"typeof",
				"instanceof",
				"this"
			].includes(firstTokenOfLineLeft.value) || firstTokenOfLineLeft?.type === "Identifier" && firstTokenOfLineLeft.value === "type" && isTypeKeywordOfNode(firstTokenOfLineLeft, node) || [
				":",
				"[",
				"(",
				"<"
			].concat(ASSIGNMENT_OPERATOR).includes(lastTokenOfLineLeft?.value || "") || [
				"[",
				"(",
				"{",
				"=>",
				":"
			].concat(ASSIGNMENT_OPERATOR).includes(tokenBeforeAll?.value || "") && firstTokenOfLineLeft?.loc.start.line === tokenBeforeAll?.loc.start.line;
			const needSubtractionIndent = lastTokenOfLineLeft?.value === ")" && isGreaterThanCloseBracketOfLine(tokenLeft.loc.start.line) && ![
				"]",
				")",
				"}"
			].includes(firstTokenOfLineLeft?.value || "");
			const indentLeft = getIndentOfLine(tokenLeft.loc.start.line);
			const indentRight = getIndentOfLine(tokenRight.loc.start.line);
			const indentTarget = getTargetIndent(indentLeft, needAdditionIndent, needSubtractionIndent);
			if (indentTarget !== indentRight) {
				const start = {
					line: tokenRight.loc.start.line,
					column: 0
				};
				const end = {
					line: tokenRight.loc.start.line,
					column: indentRight.length
				};
				context.report({
					loc: {
						start,
						end
					},
					messageId: "wrongIndentation",
					data: { expected: `${indentTarget.length} ${options[0] === "tab" ? "tab" : "space"}${indentTarget.length === 1 ? "" : "s"}` },
					fix(fixer) {
						return fixer.replaceTextRange([sourceCode.getIndexFromLoc(start), sourceCode.getIndexFromLoc(end)], indentTarget);
					}
				});
				indentCache.set(tokenRight.loc.start.line, indentTarget);
			}
		}
		return {
			BinaryExpression(node) {
				handler(node, node.right);
			},
			LogicalExpression(node) {
				handler(node, node.right);
			},
			TSUnionType(node) {
				if (node.types.length > 1) node.types.forEach((type) => {
					handler(node, type);
				});
			},
			TSIntersectionType(node) {
				if (node.types.length > 1) node.types.forEach((type) => {
					handler(node, type);
				});
			}
		};
	}
});
export { indent_binary_ops_default };
