/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * This source code is licensed under the license found in the
 * LICENSE file in the root directory of this source tree.
 */

@testable import FBAEMKit

import TestTools
import XCTest

final class AEMAdvertiserSingleEntryRuleTests: XCTestCase {

  enum Keys {
    static let ruleOperator = "operator"
    static let ruleParamKey = "param_key"
    static let ruleStringValue = "string_value"
    static let ruleNumberValue = "number_value"
    static let ruleArrayValue = "array_value"
  }

  func testIsMatchedWithEventParameters() {
    var rule = AEMAdvertiserSingleEntryRule(
      operator: .contains,
      paramKey: "fb_content.title",
      linguisticCondition: "hello",
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isMatchedEventParameters(["fb_content": ["title": "helloworld"]]),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertTrue(
      rule.isMatchedEventParameters(["fb_content": ["title": "HelloWorld"]]),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": ["tt": "helloworld"]]),
      "Should not expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": ["title": 100]]),
      "Should not expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["quantitly": ["title": "helloworld"]]),
      "Should not expect the event parameter matched with the rule"
    )

    rule.operator = .notEqual
    XCTAssertTrue(
      rule.isMatchedEventParameters(["fb_content": ["title": "helloworld"]]),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": ["tt": "helloworld"]]),
      "Should not expect the event parameter matched with the rule"
    )

    rule = AEMAdvertiserSingleEntryRule(
      operator: .greaterThan,
      paramKey: "fb_content.product1.quantity",
      linguisticCondition: nil,
      numericalCondition: 10,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isMatchedEventParameters(["fb_content": ["product1": ["quantity": 100.0]]]),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": ["product1": ["quantity": 1]]]),
      "Should expect the event parameter matched with the rule"
    )
  }

  func testIsMatchedWithEventParametersForAsteriskOperator() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .contains,
      paramKey: "fb_content[*].id",
      linguisticCondition: "coffee",
      numericalCondition: nil,
      arrayCondition: nil
    )

    XCTAssertTrue(
      rule.isMatchedEventParameters(["fb_content": [["id": "shop"], ["id": "coffeeshop"]]]),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": ["id": "coffeeshop"]]),
      "Should not expect the event parameter matched with the rule without expected item"
    )
    XCTAssertFalse(
      rule.isMatchedEventParameters(["fb_content": [["id": "shop"]]]),
      "Should not expect the event parameter matched with the rule without expected id"
    )
  }

  func testIsMatchedWithEventParametersAndAsterisk() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .contains,
      paramKey: "fb_content[*].title",
      linguisticCondition: "hello",
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content": [["title": "hello"], ["title", "world"]]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content": [["title": "aaaa"], ["title", "world"]]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should not expect the event parameter matched with the rule"
    )
  }

  func testIsMatchedWithAsteriskParam() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .contains,
      paramKey: "fb_content[*].title",
      linguisticCondition: "hello",
      numericalCondition: nil,
      arrayCondition: nil
    )

    XCTAssertTrue(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content": [["title": "hello"], ["title", "world"]]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content": [["title": "aaaa"], ["title", "world"]]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should not expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content_aaa": [["title": "aaaa"], ["title", "world"]]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should not expect the event parameter matched with the rule"
    )
    XCTAssertFalse(
      rule.isMatched(
        withAsteriskParam: "fb_content[*]",
        eventParameters: ["fb_content_aaa": ["title": "aaaa"]],
        paramPath: ["fb_content[*]", "title"]
      ),
      "Should not expect the event parameter matched with the rule"
    )
  }

  func testIsMatchedWithStringComparision() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .contains,
      paramKey: "fb_content.title",
      linguisticCondition: "hello",
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "worldhelloworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldhellworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )

    rule.operator = .notContains
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldhelloworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "WorldHelloWorld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "worldhellworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )

    rule.operator = .startsWith
    XCTAssertTrue(
      rule.isMatched(withStringValue: "helloworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "HelloWorld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldhelloworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )

    rule.operator = .caseInsensitiveContains
    XCTAssertTrue(
      rule.isMatched(withStringValue: "worldHELLOworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldhellworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )

    rule.operator = .caseInsensitiveNotContains
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldHELLOworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "worldHELLworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )

    rule.operator = .caseInsensitiveStartsWith
    XCTAssertTrue(
      rule.isMatched(withStringValue: "HELLOworld", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "worldHELLOworld", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )

    rule.operator = .equal
    XCTAssertTrue(
      rule.isMatched(withStringValue: "hello", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "Hello", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "hellw", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )

    rule.operator = .notEqual
    XCTAssertFalse(
      rule.isMatched(withStringValue: "hello", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "Hello", numericalValue: nil),
      "Shoule not expect parameter matched with the value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "hellw", numericalValue: nil),
      "Shoule expect parameter matched with the value"
    )
  }

  func testIsMatchedWithNumberComparision() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .lessThan,
      paramKey: "fb_content.title",
      linguisticCondition: nil,
      numericalCondition: 100,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 90),
      "Shoule expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 100),
      "Shoule not expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 101),
      "Shoule not expect parameter matched with value"
    )

    rule.operator = .lessThanOrEqual
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 99),
      "Shoule expect parameter matched with value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 100),
      "Shoule expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 100.1),
      "Shoule not expect parameter matched with value"
    )

    rule.operator = .greaterThan
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 101.5),
      "Shoule expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 100),
      "Shoule not expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 99),
      "Shoule not expect parameter matched with value"
    )

    rule.operator = .greaterThanOrEqual
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 101.5),
      "Shoule expect parameter matched with value"
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: nil, numericalValue: 100),
      "Shoule expect parameter matched with value"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: nil, numericalValue: 99),
      "Shoule not expect parameter matched with value"
    )
  }

  func testIsMatchedWithArrayComparision() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .isAny,
      paramKey: "fb_content.title",
      linguisticCondition: nil,
      numericalCondition: nil,
      arrayCondition: ["Abc", "aaa", "ABC", "XXXX"]
    )
    XCTAssertTrue(
      rule.isMatched(withStringValue: "aaa", numericalValue: nil),
      "Shoule expect parameter matched with item in the array"
    )
    XCTAssertFalse(
      rule.isMatched(withStringValue: "bbb", numericalValue: nil),
      "Shoule not expect parameter matched with item in the array"
    )

    rule.operator = .caseInsensitiveIsAny
    XCTAssertTrue(
      rule.isMatched(withStringValue: "abc", numericalValue: nil),
      "Shoule expect parameter matched with item in the array"
    )

    rule.operator = .isNotAny
    XCTAssertTrue(
      rule.isMatched(withStringValue: "xxxx", numericalValue: nil),
      "Shoule expect parameter matched with item in the array"
    )

    rule.operator = .caseInsensitiveIsNotAny
    XCTAssertTrue(
      rule.isMatched(withStringValue: "ab", numericalValue: nil),
      "Shoule expect parameter matched with item in the array"
    )
  }

  func testIsRegexMatch() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .isAny,
      paramKey: "fb_content.title",
      linguisticCondition: "eylea.us/support/?$|eylea.us/support/?",
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertTrue(
      rule.isRegexMatch("eylea.us/support"),
      "Should expect parameter matched with regex"
    )
    XCTAssertFalse(
      rule.isRegexMatch("eylea.us.support"),
      "Should not expect parameter matched with regex"
    )
  }

  func testIsRegexMatchWithEmtpyString() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .isAny,
      paramKey: "fb_content.title",
      linguisticCondition: "",
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertFalse(
      rule.isRegexMatch("eylea.us.support"),
      "Should not expect parameter matched with regex"
    )
  }

  func testIsRegexMatchWithNullableString() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .isAny,
      paramKey: "fb_content.title",
      linguisticCondition: nil,
      numericalCondition: nil,
      arrayCondition: nil
    )
    XCTAssertFalse(
      rule.isRegexMatch("eylea.us.support"),
      "Should not expect parameter matched with regex"
    )
  }

  func testIsAnyOf() {
    let rule = AEMAdvertiserSingleEntryRule(
      operator: .isAny,
      paramKey: "fb_content.title",
      linguisticCondition: nil,
      numericalCondition: nil,
      arrayCondition: ["abc", "AAA", "Abc"]
    )
    XCTAssertTrue(
      rule.isAny(of: ["abc", "AAA", "Abc"], stringValue: "AAA", ignoreCase: false),
      "Should expect parameter matched"
    )
    XCTAssertTrue(
      rule.isAny(of: ["abc", "AAA", "Abc"], stringValue: "aaa", ignoreCase: true),
      "Should expect parameter matched"
    )
    XCTAssertTrue(
      rule.isAny(of: ["abc", "AAA", "Abc"], stringValue: "ABC", ignoreCase: true),
      "Should expect parameter matched"
    )
    XCTAssertFalse(
      rule.isAny(of: ["abc", "AAA", "Abc"], stringValue: "aaa", ignoreCase: false),
      "Should not expect parameter matched"
    )
    XCTAssertFalse(
      rule.isAny(of: ["abc", "AAA", "Abc"], stringValue: "ab", ignoreCase: false),
      "Should not expect parameter matched"
    )
  }

  func testSecureCoding() {
    XCTAssertTrue(
      AEMAdvertiserSingleEntryRule.supportsSecureCoding,
      "AEM Advertiser Single Entry Rule should support secure coding"
    )
  }

  func testEncodingAndDecoding() throws {
    let entryRule = SampleAEMData.validAdvertiserSingleEntryRule
    let decodedObject = try CodabilityTesting.encodeAndDecode(entryRule)

    // Test Objects
    XCTAssertNotIdentical(entryRule, decodedObject, .isCodable)
    XCTAssertEqual(entryRule, decodedObject, .isCodable)

    // Test Properties
    XCTAssertEqual(entryRule.operator.rawValue, decodedObject.operator.rawValue, .isCodable)
    XCTAssertEqual(entryRule.paramKey, decodedObject.paramKey, .isCodable)
    XCTAssertEqual(
      entryRule.linguisticCondition,
      decodedObject.linguisticCondition,
      .isCodable
    )
    XCTAssertEqual(
      entryRule.numericalCondition,
      decodedObject.numericalCondition,
      .isCodable
    )
    XCTAssertEqual(entryRule.arrayCondition, decodedObject.arrayCondition, .isCodable)
  }
}

// MARK: - Assumptions

extension String {
  fileprivate static let isCodable = "AEMAdvertiserSingleEntryRule should be encodable and decodable"
}