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feat(job-application): Applicant should be able to apply to job post (#142)
- create mutation and schema to handle job applications [Delivers #140]
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Diff for: ‎src/index.ts

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Original file line numberDiff line numberDiff line change
@@ -84,6 +84,8 @@ import { commentReplySchema } from "./schema/commentReplySchema";
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import { commentLikeSchema } from "./schema/commentLikeSchema";
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import { commentLikeResolvers } from "./resolvers/commentLikeResolvers";
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import { commentReplyResolvers } from "./resolvers/commentReplyResolvers";
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import { jobApplicationTypeDefs } from "./schema/jobApplicationSchema";
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import { jobApplicationResolver } from "./resolvers/jobApplicationResolver";
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const PORT = process.env.PORT || 3000;
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@@ -125,6 +127,7 @@ const resolvers = mergeResolvers([
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ticketResolver,
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filterTicketResolver,
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applicationStageResolvers,
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jobApplicationResolver,
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blogResolvers,
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likeResolvers,
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commentResolvers,
@@ -170,6 +173,7 @@ const typeDefs = mergeTypeDefs([
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commentSchema,
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commentReplySchema,
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commentLikeSchema,
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jobApplicationTypeDefs,
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]);
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const server = new ApolloServer({

Diff for: ‎src/models/JobApplication.ts

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@@ -0,0 +1,31 @@
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import mongoose from 'mongoose'
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const jobApplicationSchema = new mongoose.Schema({
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userId: {
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type: mongoose.Schema.Types.ObjectId,
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required: true,
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ref: 'LoggedUserModel'
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},
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jobId: {
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type: mongoose.Schema.Types.ObjectId,
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required: true,
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ref: 'jobform'
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},
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essay:{
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type: String,
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required: true
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},
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resume:{
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type:String,
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required: true
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},
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status:{
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type:String,
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enum:['submitted','under-review','accepted','rejected'],
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default:'submitted'
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}
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},{timestamps:true})
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const JobApplication = mongoose.model('JobApplication', jobApplicationSchema)
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export default JobApplication

Diff for: ‎src/resolvers/jobApplicationResolver.ts

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import { AuthenticationError } from 'apollo-server';
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import JobApplication from '../models/JobApplication'
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import applicationCycleResolver from './applicationCycleResolver';
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import { CustomGraphQLError } from '../utils/customErrorHandler';
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import { LoggedUserModel } from '../models/AuthUser';
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import { jobModels } from '../models/jobModels';
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interface formData {
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traineeId: string,
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jobId: string,
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essay: string,
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resume: string
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}
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interface getOneFormData {
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applicationId: string
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}
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interface statusData {
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applicationId: string,
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status: string
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}
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const formatDate = (date:Date) => {
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const year = date.getFullYear();
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const month = (`0${date.getMonth() + 1}`).slice(-2);
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const day = (`0${date.getDate()}`).slice(-2);
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return `${year}-${month}-${day}`;
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};
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export const jobApplicationResolver = {
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Query: {
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getOwnJobApplications: async (_:any, { input }:{input: formData}, cxt:any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const userId = cxt.currentUser._id
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const applications = await JobApplication.find({userId})
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.populate('jobId')
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return applications.map(application => {
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return {
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_id: application._id,
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userId: application.userId,
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essay: application.essay,
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resume: application.resume,
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status: application.status,
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jobId: application.jobId,
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createdAt: formatDate(application.createdAt)
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}
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})
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},
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getAllJobApplications: async (_:any, { input }:{input: formData}, cxt:any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const userWithRole = await LoggedUserModel.findById(
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cxt.currentUser?._id
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).populate("role");
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if (
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!userWithRole ||
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((userWithRole.role as any)?.roleName !== "admin" &&
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(userWithRole.role as any)?.roleName !== "superAdmin")
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) {
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throw new CustomGraphQLError(
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"You do not have permission to perform this action"
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);
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}
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const applications = await JobApplication.find().populate('jobId').populate('userId')
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return applications.map(application => {
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return {
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_id: application._id,
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userId: application.userId,
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essay: application.essay,
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resume: application.resume,
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status: application.status,
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jobId: application.jobId,
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createdAt: formatDate(application.createdAt)
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}
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})
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},
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getOneJobApplication: async (_:any, { input }:{input: getOneFormData}, cxt:any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const userWithRole = await LoggedUserModel.findById(
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cxt.currentUser?._id
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).populate("role");
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if (
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!userWithRole ||
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((userWithRole.role as any)?.roleName !== "admin" &&
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(userWithRole.role as any)?.roleName !== "superAdmin")
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) {
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throw new CustomGraphQLError(
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"You do not have permission to perform this action"
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);
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}
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const application = await JobApplication.findOne({_id: input.applicationId}).populate('jobId').populate('userId')
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if(!application){
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throw new Error('Application not found');
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}
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return {
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_id: application._id,
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userId: application.userId,
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essay: application.essay,
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resume: application.resume,
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status: application.status,
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jobId: application.jobId,
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createdAt: formatDate(application.createdAt)
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}
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},
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checkIfUserApplied: async (_: any, args: any, cxt: any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const application = await JobApplication.findOne({userId: cxt.currentUser._id, jobId: args.input.jobId})
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return {
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status: application ? true : false
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}
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}
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},
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Mutation: {
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createNewJobApplication: async (_:any, { input }:{input: formData}, cxt:any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const userId = cxt.currentUser._id
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const { jobId, essay, resume } = input;
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const existingApplication = await JobApplication.findOne({userId, jobId})
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if(existingApplication){
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throw new Error('Application already exists');
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}
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const jobApplication = new JobApplication({
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userId,
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jobId,
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essay,
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resume,
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});
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const savedApplication = await jobApplication.save();
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return savedApplication;
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},
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changeApplicationStatus: async (_:any, { input }:{input: statusData}, cxt:any) => {
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if (!cxt.currentUser) {
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throw new AuthenticationError('You must be logged in');
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}
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const userWithRole = await LoggedUserModel.findById(
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cxt.currentUser?._id
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).populate("role");
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if (
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!userWithRole ||
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((userWithRole.role as any)?.roleName !== "admin" &&
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(userWithRole.role as any)?.roleName !== "superAdmin")
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) {
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throw new CustomGraphQLError(
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"You do not have permission to perform this action"
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);
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}
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const { status, applicationId } = input
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await JobApplication.findByIdAndUpdate(applicationId, {status})
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const application = await JobApplication.findOne({_id:applicationId}).populate('userId').populate('jobId')
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return application
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}
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},
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};

Diff for: ‎src/schema/jobApplicationSchema.ts

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import { gql } from "apollo-server";
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export const jobApplicationTypeDefs = gql`
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type Job {
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_id: ID!
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title: String!
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}
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type User {
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_id: ID!
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email: String!
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gender: String!
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firstname: String!
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lastname: String!
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country: String!
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telephone: String!
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}
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type JobApplication {
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_id: ID!
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userId: User!
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jobId: Job!
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essay: String!
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resume: String!
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status: String!
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createdAt: String!
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}
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input JobApplicationInput {
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jobId: ID!
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essay: String!
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resume: String!
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}
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input SingleJobApplicationInput {
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applicationId: ID!
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}
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input StatusInput {
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applicationId: ID!
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status: String!
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}
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type checkIfUserAppliedOutput {
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status: Boolean!
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}
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input CheckIfUserAppliedInput {
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jobId: ID!
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}
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type Query {
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getOwnJobApplications: [JobApplication!]!
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getAllJobApplications: [JobApplication!]!
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getOneJobApplication(input: SingleJobApplicationInput): JobApplication!
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checkIfUserApplied(input: CheckIfUserAppliedInput): checkIfUserAppliedOutput!
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}
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type Mutation {
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createNewJobApplication(input: JobApplicationInput!): JobApplication!
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changeApplicationStatus(input: StatusInput!): JobApplication!
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}
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`

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