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

export const rule: eslint.Rule.RuleModule = {
	meta: {
		type: 'suggestion',
		docs: {
			url: 'https://jquery.com/upgrade-guide/3.0/#breaking-change-load-unload-and-error-removed'
		}
	},
	create: (context) => {
		const excludes = utils.getExcludesFromContextOptions(context);

		return {
			CallExpression(node: estree.CallExpression) {
				if (utils.shouldExcludeNode(node, excludes)) return;
				if (!utils.isMemberExpression(node.callee, ['load', 'unload', 'error'])) return;

				if (utils.isIdentifier(node.callee.property)) {
					const propName = node.callee.property.name;
					if (propName === 'error') {
						if (utils.isIdentifier(node.callee.object, 'console')) return;

						const fullExpression = utils.getFullExpression(node).toLowerCase();
						if (fullExpression.includes('.ajax()')) return;
						if (fullExpression.includes('.get()')) return;
						if (fullExpression.includes('.post()')) return;
						if (fullExpression.includes('.put()')) return;
						if (fullExpression.includes('.delete()')) return;
						if (fullExpression.includes('.success()')) return;
						if (fullExpression.includes('http')) return;

					} else if (propName === 'load' && node.arguments.length > 0) {
						const arg = node.arguments[0];
						const argValue = utils.getAssignedLiteralValue(arg, context);
						if (typeof argValue === 'string') return;

						const fullExpression = utils.getFullExpression(arg).toLowerCase();
						if (fullExpression.includes('url')) return;
						if (fullExpression.includes('uri')) return;
					}
				}

				context.report({
					node,
					message: '.load(), .unload(), and .error() removed in jQuery 3.0'
				});
			}
		};
	}
};