//
//  CustomerCtrl.swift
//  
//
//  Created by Michiel Carman on 11/4/21.
//

import Foundation
import Vapor
import Fluent
import FluentPostgresDriver

final class CustomerCtrl{
    //Create Unit
    func create(req: Request) throws -> EventLoopFuture<mdlCustomer.Output>{
        let input = try req.content.decode(mdlCustomer.Input.self)
        let output = self.createUnit(input)
        return self.save(output, req, input)
        
    }
    
    //Update Unit
    func update(req: Request) throws -> EventLoopFuture<mdlCustomer.Output>{
        let input = try req.content.decode(mdlCustomer.Input.self)
        return try qbase(req: req).first().unwrap(or: Abort(.notFound)).flatMap{output in self.mapOutput(output, input)
            return self.save(output, req: req)
        }
    }
    
    //Get all Divisions
    func readAll(req: Request) throws -> EventLoopFuture<Page<mdlCustomer.Output>>{
        return try qbase(req: req)
            .paginate(for: req)
            .map{
                page in page.map{
                    self.createRead($0)
                }
            }
    }
    //Get 1 Division
    func read(req: Request) throws -> EventLoopFuture<mdlCustomer.Output>{
        
        return try qbase(req: req).first().unwrap(or: Abort(.internalServerError)).map{self.createRead($0)}
        
    }
    //Delete 1 Division
    func delete(req: Request) throws -> EventLoopFuture<HTTPStatus>{
        
        guard let id = req.parameters.get("id", as: Int.self) else{
            throw Abort(.badRequest)
        }
        return mdlCustomer.find(id, on: req.db).unwrap(or: Abort(.notFound)).flatMap{ $0.delete(on: req.db)}.map{.ok}
    }
    
}
extension CustomerCtrl{
    //Query Settings
    func qbase(req: Request) throws -> QueryBuilder<mdlCustomer> {
        let query = mdlCustomer.query(on:  req.db)
            .with(\.$contacts)
            .with(\.$templates)
            .with(\.$workorders)
            .with(\.$machines)
        if let id = req.parameters.get("id", as: Int.self){
            return query.filter(\.$id == id)
        } else{
            return query
        }
    }
    //create Output
    func createRead(_ output: mdlCustomer) -> mdlCustomer.Output {
        return mdlCustomer.Output(
            id: output.id!,
            number: output.number,
            name: output.name,
            address: output.address,
            address2: output.address2,
            city: output.city,
            state: output.state,
            zip: output.zip,
            phone1: output.phone1,
            phone2: output.phone2,
            fax: output.fax,
            isactive: output.isactive,
            createdate: output.createdate,
            createuserid: output.createuserid,
            updatedate: output.updatedate,
            updateuserid: output.updateuserid,
            contacts: output.contacts,
            machines: output.machines,
            templates: output.templates,
            workorders: output.workorders
        )
    }
    
    func mapOutput(_ output: Optional<mdlCustomer>.WrappedType, _ input: mdlCustomer.Input){
        output.number = input.number;
        output.name = input.name;
        output.address = input.address;
        output.address2 = input.address2;
        output.city = input.city;
        output.state = input.state;
        output.zip = input.zip;
        output.phone1 = input.phone1;
        output.phone2 = input.phone2;
        output.fax = input.fax;
        output.isactive = input.isactive;
        output.createdate = input.createdate;
        output.updatedate = input.updatedate;
        output.createuserid = input.createuserid;
        output.updateuserid = input.updateuserid;
        output.$contacts.value = input.contacts;
        output.$machines.value = input.machines;
        output.$templates.value = input.templates;
        output.$workorders.value = input.workorders
    }
    
    func createUnit(_ input: mdlCustomer.Input) -> mdlCustomer {
        return mdlCustomer(
            id: input.id ?? nil
            , number: input.number
            , name: input.name
            , address: input.address
            , address2: input.address2
            , city: input.city
            , state: input.state
            , zip: input.zip
            , phone1: input.phone1
            , phone2: input.phone2
            , fax: input.fax
            , isactive: input.isactive
            , createuserid: input.createuserid ?? -1
            , createdate: input.createdate
            , updateuserid: input.updateuserid ?? -1
            , updatedate: input.updatedate
            , contacts: input.contacts
            , machines: input.machines
            , templates: input.templates
            , workorders: input.workorders
        )
    }
    
    //update function
    func save(_ output: Optional<mdlCustomer>.WrappedType, req: Request) -> EventLoopFuture<mdlCustomer.Output> {
        return output
            .save(on: req.db)
            .map{mdlCustomer.Output(
                id: output.id!
                , number: output.number
                , name: output.name
                , address: output.address
                , address2: output.address2
                , city: output.city
                , state: output.state
                , zip: output.zip
                , phone1: output.phone1
                , phone2: output.phone2
                , fax: output.fax
                , isactive: output.isactive
                , createdate: output.createdate
                , createuserid: output.createuserid
                , updatedate: output.updatedate
                , updateuserid: output.updateuserid
                , contacts: output.contacts
                , machines: output.machines
                , templates: output.templates
                , workorders: output.workorders
            )
        }
    }
    //create function
    func save(_ output: mdlCustomer, _ req: Request, _ input: mdlCustomer.Input) -> EventLoopFuture<mdlCustomer.Output> {
        return output
            .save(on: req.db)
            .map{
                mdlCustomer.Output(
                    id: output.id!
                    , number: output.number
                    , name: output.name
                    , address: output.address
                    , address2: output.address2
                    , city: output.city
                    , state: output.state
                    , zip: output.zip
                    , phone1: output.phone1
                    , phone2: output.phone2
                    , fax: output.fax
                    , isactive: output.isactive
                    , createdate: output.createdate
                    , createuserid: output.createuserid
                    , updatedate: output.updatedate
                    , updateuserid: output.updateuserid
                    , contacts: input.contacts
                    , machines: input.machines
                    , templates: input.templates
                    , workorders: input.workorders
                )
                
            }
    }
    
}
extension CustomerCtrl: RouteCollection{
    func boot(routes: RoutesBuilder) throws{
        let apigroup = routes.grouped("customers")
        apigroup.get("", use: readAll)
        apigroup.get(":id", use: read)
        apigroup.post("", use: create)
        apigroup.post(":id", use: update)
        apigroup.delete(":id", use: delete)
        
        
    }
}