CommentRequest.swift

import Foundation
import SwiftyRequest
import Stencil
import PathKit
import HTMLEntities
import SwiftCLIToolbox

struct CommentContext {
    let content: String
    let authorName: String
    var gitRepoName: String?
    var gitBranchName: String?
}

class CommentRequest: NSObject {
    
    lazy var system: SystemProtocol = System()
    var config: Config
    var runner = SwiftScriptRunner()
    
    static func defaultRequest() -> CommentRequest {
        let config = Config.readFromPath(Path.redmineConfig())
        
        return CommentRequest(config)
    }
    
    init(_ config: Config) {
        self.config = config
    }
    
    public func send(to issueNumber: Int, wtih context: CommentContext) {
        runner.lock()
        
        let htmlContext = context.content.htmlEscape().replacingOccurrences(of: "\n", with: "<br>")
        
        var templateContext = [
            "content": htmlContext,
            "authorName": context.authorName
        ]
        
        if let branchName = context.gitBranchName {
            templateContext["branchName"] = branchName
        }
        
        if let repoName = context.gitRepoName {
            templateContext["repoName"] = repoName
        }
        
        let template = Template(templateString: DefaultTemplate.comment())
        let rendered = try? template.render(templateContext)
       
        guard let commentInfo = rendered else {
            system.printFatalError("Rendered error. 🙇")
        }
        
        let url = config.redmineUrl + "/issues/\(issueNumber).json"
        
        let parameters = ["issue": ["notes": commentInfo]]
        
        guard let data = try? JSONSerialization.data(withJSONObject: parameters, options: []) else {
            return
        }
        
        let request = RestRequest(method: .put, url: url)
        request.messageBody = data
        
        request.responseString(queryItems: [URLQueryItem(name: "key", value: config.apiAccessKey)]) { response in
            switch response.result {
            case .success:
                self.system.printSuccess("Comment send success!")
            case .failure(let error):
                self.system.printWarning("Got some network error. 🙇")
                self.system.printWarning("Error: \n\(error)")
            }
            
            self.runner.unlock()
        }

        runner.wait()
    }
    
}