rockname

func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
    let (value, reusableId) = self.values[indexPath.section].rows[indexPath.row]
    let cell = tableView.dequeueReusableCell(withIdentifier: reusableId, for: indexPath)

    switch (cell, value) {
    case (_ as ProfileTableViewCell, _ as Void): break
    case let (cell as TaskTableViewCell, value as Task):
        cell.configure(with: value)
    default: break
    }

rockname

func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
    return values[section].headerTitle
}

rockname

func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
    return values[section].rows.count
}

rockname

func numberOfSections(in tableView: UITableView) -> Int {
    return values.count
}

rockname

class CommonizedDataSource: NSObject, UITableViewDataSource {

    private var values: [(headerTitle: String?, rows: [(value: Any, reusableId: String)])] = []

    func load(_ tasks: [Task]) {
        self.values = [
            (
                headerTitle: nil,
                rows: [(value: (), reusableId: "ProfileTableViewCell")]
            ),

rockname

func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
    switch section {
    case 0:
        return nil
    case 1:
        return Category.personal.rawValue
    case 2:
        return Category.shopping.rawValue
    case 3:
        return Category.work.rawValue

rockname

func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
    switch indexPath.section {
    case 0:
        return tableView.dequeueReusableCell(withIdentifier: "ProfileTableViewCell") as! ProfileTableViewCell
    case 1:
        let cell = tableView.dequeueReusableCell(withIdentifier: "TaskTableViewCell") as! TaskTableViewCell
        let personalTask = tasks.filter { $0.category == .personal }[indexPath.row]
        cell.configure(with: personalTask)
        return cell
    case 2:

rockname

func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
    switch section {
    case 0:
        return 1
    case 1:
        return tasks.filter { $0.category == .personal }.count
    case 2:
        return tasks.filter { $0.category == .shopping }.count
    case 3:
        return tasks.filter { $0.category == .work }.count

rockname

func numberOfSections(in tableView: UITableView) -> Int {
    return Category.allCases.count + 1
}

rockname

class SimpleDataSource: NSObject, UITableViewDataSource {

    private var tasks: [Task] = []

    func load(with tasks: [Task]) {
        self.tasks = tasks
    }
                    .
                    .
                    .