To simplify open Facebook page based on page id and name using swift

readme.md

To simplify open Facebook page based on page id and name

Tested for :

• iOS 9 and above
• Xcode 8
• Swift 3

References: stackoverflow

Add Scheme to .plist

<key>LSApplicationQueriesSchemes</key>
<array>
    <string>fb</string>
</array>

Usage function created in below file

@IBAction func handleOpenFb(_ sender: Any) {
    let pageId = "434174436675167"
    let pageName = "apple"

    openFacebook(pageId: pageId, pageName: pageName)
}

ViewControllerExtension.swift

import UIKit

extension UIViewController {
    
    func openFacebook(pageId: String, pageName: String) {
        guard let facebookURL = URL(string: "fb://page/?id=\(pageId)") else {
            return
        }
        
        if (UIApplication.shared.canOpenURL(facebookURL)) {
            UIApplication.shared.openURL(facebookURL)
        } else {
            
            guard let webpageURL = URL(string: "http://facebook.com/\(pageName)/") else {
                return
            }
            
            UIApplication.shared.openURL(webpageURL)
        }
    }
}