//
//  CalendarModel.swift
//  LMS
//
//  Created by Suraj Kumar Mandal on 02/09/22.

//   let calendarModel = try? newJSONDecoder().decode(CalendarModel.self, from: jsonData)

import Foundation

// MARK: - CalendarModel
class CalendarModel: Codable {
    var id, scheduleId, userId: Int?
    var date, startTime, endTime: String?
    var linkCreated: Bool?
    var link: String?
    var batch: Batch?
    var scheduleTitle, schedulePlace, status, workFlowStatus: String?
    var eventNo: Int?
    var notes: JSONNull?
    var offline: Bool?
    var batchName: String?
    var schoolName: String?
    var interventionName: String?
    var interventionLevelName: String?
    var teacherFirstName: String?
    var teacherLastName: String?
    var interventionId: Int?
    var interventionLevelId: Int?
    var batchId: Int?
    var schoolId: String?
    

    init(id: Int?, scheduleId: Int?, userId: Int?, date: String?, startTime: String?, endTime: String?, linkCreated: Bool?, link: String?, batch: Batch?, scheduleTitle: String?, schedulePlace: String?, status: String?, workFlowStatus: String?, eventNo: Int?, notes: JSONNull?, offline: Bool?, batchName: String?, schoolName: String? ,interventionName: String? ,interventionLevelName: String? ,teacherFirstName: String? ,teacherLastName: String?, interventionId: Int? ,interventionLevelId: Int?, batchId: Int?, schoolId: String?) {
        self.id = id
        self.scheduleId = scheduleId
        self.userId = userId
        self.date = date
        self.startTime = startTime
        self.endTime = endTime
        self.linkCreated = linkCreated
        self.link = link
        self.batch = batch
        self.scheduleTitle = scheduleTitle
        self.schedulePlace = schedulePlace
        self.status = status
        self.workFlowStatus = workFlowStatus
        self.eventNo = eventNo
        self.notes = notes
        self.offline = offline
        self.batchName = batchName
        self.schoolName = schoolName
        self.interventionName = interventionName
        self.interventionLevelName = interventionLevelName
        self.teacherFirstName = teacherFirstName
        self.teacherLastName = teacherLastName
        self.interventionId = interventionId
        self.interventionLevelId = interventionLevelId
        self.batchId = batchId
        self.schoolId = schoolId
    }
}

// MARK: - Batch
class Batch: Codable {
    var viewBatchRS: ViewBatchRS?
    var teacher: Teacher?
    var comments: String?
    var substituteTeachers: [Teacher]?
    var status: String?
    var id: Int?

    init(viewBatchRS: ViewBatchRS?, teacher: Teacher?, comments: String?, substituteTeachers: [Teacher]?, status: String?, id: Int?) {
        self.viewBatchRS = viewBatchRS
        self.teacher = teacher
        self.comments = comments
        self.substituteTeachers = substituteTeachers
        self.status = status
        self.id = id
    }
}

// MARK: - Teacher
class Teacher: Codable {
    var id: Int?
    var name: String?
    var middleName: JSONNull?
    var lastName, username, email, mobile: String?
    var userType: User?
    var keycloakUserId: String?
    var enable: Bool?
    var intervantions: [Int]?

    init(id: Int?, name: String?, middleName: JSONNull?, lastName: String?, username: String?, email: String?, mobile: String?, userType: User?, keycloakUserId: String?, enable: Bool?, intervantions: [Int]?) {
        self.id = id
        self.name = name
        self.middleName = middleName
        self.lastName = lastName
        self.username = username
        self.email = email
        self.mobile = mobile
        self.userType = userType
        self.keycloakUserId = keycloakUserId
        self.enable = enable
        self.intervantions = intervantions
    }
}

// MARK: - UserType
class User: Codable {
    var id: Int?
    var actor, parentActor, discription, defaultRealmRole: String?
    var createAccess, deleteAccess, editAccess, viewAccess: String?
    var appUrl: String?

    init(id: Int?, actor: String?, parentActor: String?, discription: String?, defaultRealmRole: String?, createAccess: String?, deleteAccess: String?, editAccess: String?, viewAccess: String?, appUrl: String?) {
        self.id = id
        self.actor = actor
        self.parentActor = parentActor
        self.discription = discription
        self.defaultRealmRole = defaultRealmRole
        self.createAccess = createAccess
        self.deleteAccess = deleteAccess
        self.editAccess = editAccess
        self.viewAccess = viewAccess
        self.appUrl = appUrl
    }
}

// MARK: - ViewBatchRS
class ViewBatchRS: Codable {
    var createdBy, createdDate, lastModifiedBy, lastModifiedDate: String?
    var id: Int?
    var academicYear, batchName: String?
    var studentBatch, deleted, active: Bool?
    var status, comments: String?
    var interventionDTO: InterventionDTO?
    var schoolDTO: SchoolDTO?
    var batachUserDtos: JSONNull?
    var level: Level?

    init(createdBy: String?, createdDate: String?, lastModifiedBy: String?, lastModifiedDate: String?, id: Int?, academicYear: String?, batchName: String?, studentBatch: Bool?, deleted: Bool?, active: Bool?, status: String?, comments: String?, interventionDTO: InterventionDTO?, schoolDTO: SchoolDTO?, batachUserDtos: JSONNull?, level: Level?) {
        self.createdBy = createdBy
        self.createdDate = createdDate
        self.lastModifiedBy = lastModifiedBy
        self.lastModifiedDate = lastModifiedDate
        self.id = id
        self.academicYear = academicYear
        self.batchName = batchName
        self.studentBatch = studentBatch
        self.deleted = deleted
        self.active = active
        self.status = status
        self.comments = comments
        self.interventionDTO = interventionDTO
        self.schoolDTO = schoolDTO
        self.batachUserDtos = batachUserDtos
        self.level = level
    }
}

// MARK: - InterventionDTO
class InterventionDTO: Codable {
    var id: Int?
    var incrementor: JSONNull?
    var interventionId, interventionName: String?
    var interventionLevels: [String]?
    var beneficiaryIds: [Int]?
    var deleted, active: Bool?
    var status: String?
    var interventionSchoolMappings, mappedProgramHeads: JSONNull?

    init(id: Int?, incrementor: JSONNull?, interventionId: String?, interventionName: String?, interventionLevels: [String]?, beneficiaryIds: [Int]?, deleted: Bool?, active: Bool?, status: String?, interventionSchoolMappings: JSONNull?, mappedProgramHeads: JSONNull?) {
        self.id = id
        self.incrementor = incrementor
        self.interventionId = interventionId
        self.interventionName = interventionName
        self.interventionLevels = interventionLevels
        self.beneficiaryIds = beneficiaryIds
        self.deleted = deleted
        self.active = active
        self.status = status
        self.interventionSchoolMappings = interventionSchoolMappings
        self.mappedProgramHeads = mappedProgramHeads
    }
}

// MARK: - Level
class Level: Codable {
    var id, interventionTableId: Int?
    var interventionLevels: String?

    init(id: Int?, interventionTableId: Int?, interventionLevels: String?) {
        self.id = id
        self.interventionTableId = interventionTableId
        self.interventionLevels = interventionLevels
    }
}

// MARK: - SchoolDTO
class SchoolDTO: Codable {
    var schoolId, schoolName, state, city: String?
    var pincode: Int?
    var active, deleted: Bool?
    var status: String?

    init(schoolId: String?, schoolName: String?, state: String?, city: String?, pincode: Int?, active: Bool?, deleted: Bool?, status: String?) {
        self.schoolId = schoolId
        self.schoolName = schoolName
        self.state = state
        self.city = city
        self.pincode = pincode
        self.active = active
        self.deleted = deleted
        self.status = status
    }
}

// MARK: - Encode/decode helpers

class JSONNull: Codable, Hashable {

    public static func == (lhs: JSONNull, rhs: JSONNull) -> Bool {
        return true
    }

    public var hashValue: Int {
        return 0
    }

    public func hash(into hasher: inout Hasher) {
        // No-op
    }

    public init() {}

    public required init(from decoder: Decoder) throws {
        let container = try decoder.singleValueContainer()
        if !container.decodeNil() {
            throw DecodingError.typeMismatch(JSONNull.self, DecodingError.Context(codingPath: decoder.codingPath, debugDescription: "Wrong type for JSONNull"))
        }
    }

    public func encode(to encoder: Encoder) throws {
        var container = encoder.singleValueContainer()
        try container.encodeNil()
    }
}

class JSONCodingKey: CodingKey {
    let key: String

    required init?(intValue: Int) {
        return nil
    }

    required init?(stringValue: String) {
        key = stringValue
    }

    var intValue: Int? {
        return nil
    }

    var stringValue: String {
        return key
    }
}

class JSONAny: Codable {

    let value: Any

    static func decodingError(forCodingPath codingPath: [CodingKey]) -> DecodingError {
        let context = DecodingError.Context(codingPath: codingPath, debugDescription: "Cannot decode JSONAny")
        return DecodingError.typeMismatch(JSONAny.self, context)
    }

    static func encodingError(forValue value: Any, codingPath: [CodingKey]) -> EncodingError {
        let context = EncodingError.Context(codingPath: codingPath, debugDescription: "Cannot encode JSONAny")
        return EncodingError.invalidValue(value, context)
    }

    static func decode(from container: SingleValueDecodingContainer) throws -> Any {
        if let value = try? container.decode(Bool.self) {
            return value
        }
        if let value = try? container.decode(Int64.self) {
            return value
        }
        if let value = try? container.decode(Double.self) {
            return value
        }
        if let value = try? container.decode(String.self) {
            return value
        }
        if container.decodeNil() {
            return JSONNull()
        }
        throw decodingError(forCodingPath: container.codingPath)
    }

    static func decode(from container: inout UnkeyedDecodingContainer) throws -> Any {
        if let value = try? container.decode(Bool.self) {
            return value
        }
        if let value = try? container.decode(Int64.self) {
            return value
        }
        if let value = try? container.decode(Double.self) {
            return value
        }
        if let value = try? container.decode(String.self) {
            return value
        }
        if let value = try? container.decodeNil() {
            if value {
                return JSONNull()
            }
        }
        if var container = try? container.nestedUnkeyedContainer() {
            return try decodeArray(from: &container)
        }
        if var container = try? container.nestedContainer(keyedBy: JSONCodingKey.self) {
            return try decodeDictionary(from: &container)
        }
        throw decodingError(forCodingPath: container.codingPath)
    }

    static func decode(from container: inout KeyedDecodingContainer<JSONCodingKey>, forKey key: JSONCodingKey) throws -> Any {
        if let value = try? container.decode(Bool.self, forKey: key) {
            return value
        }
        if let value = try? container.decode(Int64.self, forKey: key) {
            return value
        }
        if let value = try? container.decode(Double.self, forKey: key) {
            return value
        }
        if let value = try? container.decode(String.self, forKey: key) {
            return value
        }
        if let value = try? container.decodeNil(forKey: key) {
            if value {
                return JSONNull()
            }
        }
        if var container = try? container.nestedUnkeyedContainer(forKey: key) {
            return try decodeArray(from: &container)
        }
        if var container = try? container.nestedContainer(keyedBy: JSONCodingKey.self, forKey: key) {
            return try decodeDictionary(from: &container)
        }
        throw decodingError(forCodingPath: container.codingPath)
    }

    static func decodeArray(from container: inout UnkeyedDecodingContainer) throws -> [Any] {
        var arr: [Any] = []
        while !container.isAtEnd {
            let value = try decode(from: &container)
            arr.append(value)
        }
        return arr
    }

    static func decodeDictionary(from container: inout KeyedDecodingContainer<JSONCodingKey>) throws -> [String: Any] {
        var dict = [String: Any]()
        for key in container.allKeys {
            let value = try decode(from: &container, forKey: key)
            dict[key.stringValue] = value
        }
        return dict
    }

    static func encode(to container: inout UnkeyedEncodingContainer, array: [Any]) throws {
        for value in array {
            if let value = value as? Bool {
                try container.encode(value)
            } else if let value = value as? Int64 {
                try container.encode(value)
            } else if let value = value as? Double {
                try container.encode(value)
            } else if let value = value as? String {
                try container.encode(value)
            } else if value is JSONNull {
                try container.encodeNil()
            } else if let value = value as? [Any] {
                var container = container.nestedUnkeyedContainer()
                try encode(to: &container, array: value)
            } else if let value = value as? [String: Any] {
                var container = container.nestedContainer(keyedBy: JSONCodingKey.self)
                try encode(to: &container, dictionary: value)
            } else {
                throw encodingError(forValue: value, codingPath: container.codingPath)
            }
        }
    }

    static func encode(to container: inout KeyedEncodingContainer<JSONCodingKey>, dictionary: [String: Any]) throws {
        for (key, value) in dictionary {
            let key = JSONCodingKey(stringValue: key)!
            if let value = value as? Bool {
                try container.encode(value, forKey: key)
            } else if let value = value as? Int64 {
                try container.encode(value, forKey: key)
            } else if let value = value as? Double {
                try container.encode(value, forKey: key)
            } else if let value = value as? String {
                try container.encode(value, forKey: key)
            } else if value is JSONNull {
                try container.encodeNil(forKey: key)
            } else if let value = value as? [Any] {
                var container = container.nestedUnkeyedContainer(forKey: key)
                try encode(to: &container, array: value)
            } else if let value = value as? [String: Any] {
                var container = container.nestedContainer(keyedBy: JSONCodingKey.self, forKey: key)
                try encode(to: &container, dictionary: value)
            } else {
                throw encodingError(forValue: value, codingPath: container.codingPath)
            }
        }
    }

    static func encode(to container: inout SingleValueEncodingContainer, value: Any) throws {
        if let value = value as? Bool {
            try container.encode(value)
        } else if let value = value as? Int64 {
            try container.encode(value)
        } else if let value = value as? Double {
            try container.encode(value)
        } else if let value = value as? String {
            try container.encode(value)
        } else if value is JSONNull {
            try container.encodeNil()
        } else {
            throw encodingError(forValue: value, codingPath: container.codingPath)
        }
    }

    public required init(from decoder: Decoder) throws {
        if var arrayContainer = try? decoder.unkeyedContainer() {
            self.value = try JSONAny.decodeArray(from: &arrayContainer)
        } else if var container = try? decoder.container(keyedBy: JSONCodingKey.self) {
            self.value = try JSONAny.decodeDictionary(from: &container)
        } else {
            let container = try decoder.singleValueContainer()
            self.value = try JSONAny.decode(from: container)
        }
    }

    public func encode(to encoder: Encoder) throws {
        if let arr = self.value as? [Any] {
            var container = encoder.unkeyedContainer()
            try JSONAny.encode(to: &container, array: arr)
        } else if let dict = self.value as? [String: Any] {
            var container = encoder.container(keyedBy: JSONCodingKey.self)
            try JSONAny.encode(to: &container, dictionary: dict)
        } else {
            var container = encoder.singleValueContainer()
            try JSONAny.encode(to: &container, value: self.value)
        }
    }
}