//
//  cntrlAddociate.swift
//
//
//  Created by Michiel Carman on 4/11/2024.
//

import Fluent
import Vapor
import Crypto



struct cntrlAssociate: RouteCollection {
    func boot(routes: RoutesBuilder) throws {
        let rts = routes.grouped("associates")
        rts.get(use: index)
        rts.get(":x", use: read)
        rts.post(use: create)
        rts.delete(":x", use: delete)
        rts.post("create", use: createUser)
        let passwordProtected = rts.grouped(mdlAssociate.authenticator(), mdlAssociate.guardMiddleware())
        passwordProtected.post("login", use: login)
        passwordProtected.post("tlogin", use: jwtauth)
        let tokenProtected = rts.grouped(mdlToken.authenticator())
        tokenProtected.get("tauth", use: auth)
        
        //Additional routs added here
    }
    
    @Sendable
    func jwtauth(req: Request) async throws -> ClientTokenResponse{
        let user = try req.auth.require(mdlAssociate.self)
        
        let payload = SessionToken(user: user)
        return ClientTokenResponse(token: try req.jwt.sign(payload))
    }
    
    @Sendable
    func auth(req: Request) async throws -> Response{
        let result = try req.auth.require(mdlAssociate.self)
        let assoc = mdlAssociate.Output(id: result.id, firstname: result.firstname, lastname: result.lastname)
        guard let response = try? await assoc.encodeResponse(status: .ok, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Associate could not be shown.")
        }
        return response
    }
    
    @Sendable
    func login(req: Request) async throws -> Response{
        guard let result = try? req.auth.require(mdlAssociate.self) else{
            throw Abort(.unauthorized)
        }
        let token = try await result.generateToken()
        try await token.save(on: req.db)
        guard let response = try? await token.encodeResponse(status: .ok, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Token could not be shown.")
        }
        return response
    }
    
    @Sendable
    func createUser(req: Request) async throws -> Response{
        try mdlAssociate.CreateUser.validate(content: req)
        let create  = try req.content.decode(mdlAssociate.CreateUser.self)
        guard create.password == create.confirmpassword else{
            throw Abort(.badRequest, reason: "Passwords did not match")
        }
        let user = try mdlAssociate(
            firstname: create.firstname,
            lastname: create.lastname,
            username: create.username,
            password: Bcrypt.hash(create.password)
        )
        try await user.save(on: req.db)
        let assoc = mdlAssociate.Output(id: user.id, firstname: user.firstname, lastname: user.lastname)
        guard let response = try? await assoc.encodeResponse(status: .ok, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Associate could not be shown.")
        }
        return response
    }
   
    
    @Sendable
    func index(req: Request) async throws -> Response {
        let obj = try await mdlAssociate.ObjQuery(req: req).all()
//        guard let obj = try? await mdlAssociate.ObjQuery(req: req).all() else {
//            throw Abort(.badGateway, reason: "Something went wrong with this api.")
//        }
        guard let response = try? await obj.encodeResponse(status: .ok, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Array could not be shown.")
        }
        return response
    }
    
    @Sendable
    func read(req:Request) async throws -> Response{
        guard let obj = try? await mdlAssociate.ObjQuery(req: req).first() else{
            throw Abort(.notFound, reason: "Associate was not found.")
        }
        guard let response = try? await obj.encodeResponse(status: .ok, for: req) else {
            throw Abort(.noContent, reason: "Something went wrong decoding object.")
        }
        return response
    }
    
    @Sendable
    func create(req: Request) async throws -> Response {
        
        guard let obj = try? req.content.decode(mdlAssociate.self) else {
            throw Abort(.notAcceptable, reason: "Associate json not formatted correctly or is missing parents.")
        }
        var exists = false
        if(obj.id != nil){
            obj._$idExists = true
            exists = true
        }
        guard let _ = try? await obj.save(on: req.db) else{
            throw Abort(.conflict, reason: "Something conflicts in the database. Associate cannot be saved.")
        }
        
        guard let response = try? await obj.encodeResponse(status: exists ? .accepted : .created, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Associate has been saved.")
        }
        return response
    }
    
    
    
    
    @Sendable
    func delete(req: Request) async throws -> Response {
        guard let obj = try? await mdlAssociate.ObjQuery(req: req).first() else {
            throw Abort(.notFound, reason: "Associate's ID was not supplied.  Associate will not be deleted")
        }
        guard let _ = try? await obj.delete(on: req.db) else{
            throw Abort(.conflict, reason: "There was a conflict deleting Associate.  Make sure it has not children.")
        }
        guard let response = try? await obj.encodeResponse(status: .ok, for: req) else{
            throw Abort(.noContent, reason: "Something went wrong decoding data.  Associate has been deleted.")
        }
        return response
    }
}