import * as utils from '../utils';
import * as estree from 'estree';
import * as eslint from 'eslint';

export const rule: eslint.Rule.RuleModule = {
	meta: {
		type: 'problem',
		docs: {
			url: 'https://jquery.com/upgrade-guide/3.0/#breaking-change-jquery-when-progress-notifications'
		}
	},
	create: (context) => {
		const excludes = utils.getExcludesFromContextOptions(context);

		return {
			CallExpression(node: estree.CallExpression) {
				if (utils.shouldExcludeNode(node, excludes)) return;
				if (!utils.isMemberExpression(node.callee, 'progress')) return;

				if (node.arguments.length === 0) {
					if (!utils.isCallExpression(node.callee.object)) return;
					if (!utils.isJQueryMemberExpression(node.callee.object.callee, 'when')) return;
				} else {
					const arg = utils.getAssignedNode(node.arguments[0], context);
					if (!utils.isIdentifier(arg) && !utils.isFunctionExpression(arg) && !utils.isMemberExpression(arg)) return;
				}

				context.report({
					node,
					message: 'jQuery.when() progress notifications not passed along in jQuery 3.0'
				});
			}
		};
	}
};