2025SELab2-project-Dwengo/frontend/src/views/classes/TeacherClasses.vue
2025-05-10 12:34:55 +02:00

546 lines
23 KiB
Vue

<script setup lang="ts">
import { useI18n } from "vue-i18n";
import authState from "@/services/auth/auth-service.ts";
import { onMounted, ref, watchEffect } from "vue";
import type { TeacherDTO } from "@dwengo-1/common/interfaces/teacher";
import type { ClassDTO } from "@dwengo-1/common/interfaces/class";
import type { TeacherInvitationData, TeacherInvitationDTO } from "@dwengo-1/common/interfaces/teacher-invitation";
import { useTeacherClassesQuery } from "@/queries/teachers";
import type { ClassesResponse } from "@/controllers/classes";
import UsingQueryResult from "@/components/UsingQueryResult.vue";
import { useClassesQuery, useCreateClassMutation } from "@/queries/classes";
import type { TeacherInvitationsResponse } from "@/controllers/teacher-invitations";
import {
useRespondTeacherInvitationMutation,
useTeacherInvitationsReceivedQuery,
} from "@/queries/teacher-invitations";
import { useDisplay } from "vuetify";
import "../../assets/common.css";
const { t } = useI18n();
// Username of logged in teacher
const username = ref<string | undefined>(undefined);
const isLoading = ref(false);
const isError = ref(false);
const errorMessage = ref<string>("");
// Load current user before rendering the page
onMounted(async () => {
isLoading.value = true;
try {
const userObject = await authState.loadUser();
username.value = userObject!.profile.preferred_username;
} catch (error) {
isError.value = true;
errorMessage.value = error instanceof Error ? error.message : String(error);
} finally {
isLoading.value = false;
}
});
// Fetch all classes of the logged in teacher
const classesQuery = useTeacherClassesQuery(username, true);
const allClassesQuery = useClassesQuery();
const { mutate } = useCreateClassMutation();
const getInvitationsQuery = useTeacherInvitationsReceivedQuery(username);
const { mutate: respondToInvitation } = useRespondTeacherInvitationMutation();
// Boolean that handles visibility for dialogs
// Creating a class will generate a popup with the generated code
const dialog = ref(false);
// Code generated when new class was created
const code = ref<string>("");
// Function to handle an invitation request
function handleInvitation(ti: TeacherInvitationDTO, accepted: boolean): void {
const data: TeacherInvitationData = {
sender: (ti.sender as TeacherDTO).id,
receiver: (ti.receiver as TeacherDTO).id,
class: ti.classId,
accepted: accepted,
};
respondToInvitation(data, {
onSuccess: async () => {
if (accepted) {
await classesQuery.refetch();
}
await getInvitationsQuery.refetch();
},
onError: (e) => {
showSnackbar(t("failed") + ": " + e.message, "error");
},
});
}
// Teacher should be able to set a displayname when making a class
const className = ref<string>("");
// The name can only contain dash, underscore letters and numbers
// These rules are used to display a message to the user if the name is not valid
const nameRules = [
(value: string | undefined): string | boolean => {
if (!value) return true;
if (value && /^[a-zA-Z0-9_-]+$/.test(value)) return true;
return t("onlyUse");
},
];
// Function called when a teacher creates a class
async function createClass(): Promise<void> {
// Check if the class name is valid
if (className.value && className.value.length > 0 && /^[a-zA-Z0-9_-]+$/.test(className.value)) {
const classDto: ClassDTO = {
id: "",
displayName: className.value,
teachers: [username.value!],
students: [],
};
mutate(classDto, {
onSuccess: async (classResponse) => {
showSnackbar(t("classCreated"), "success");
const createdClass: ClassDTO = classResponse.class;
code.value = createdClass.id;
await classesQuery.refetch();
},
onError: (err) => {
showSnackbar(t("creationFailed") + ": " + err.message, "error");
},
});
dialog.value = true;
}
if (!className.value || className.value === "") {
showSnackbar(t("nameIsMandatory"), "error");
}
}
const snackbar = ref({
visible: false,
message: "",
color: "success",
});
function showSnackbar(message: string, color: string): void {
snackbar.value.message = message;
snackbar.value.color = color;
snackbar.value.visible = true;
}
// Show the teacher, copying of the code was a successs
const copied = ref(false);
// Copy the generated code to the clipboard
async function copyToClipboard(): Promise<void> {
await navigator.clipboard.writeText(code.value);
copied.value = true;
}
async function copyCode(selectedCode: string): Promise<void> {
code.value = selectedCode;
await copyToClipboard();
showSnackbar(t("copied"), "white");
copied.value = false;
}
// Custom breakpoints
const customBreakpoints = {
xs: 0,
sm: 500,
md: 1370,
lg: 1400,
xl: 1600,
};
// Logic for small screens
const display = useDisplay();
// Reactive variables to hold custom logic based on breakpoints
const isMdAndDown = ref(false);
const isSmAndDown = ref(false);
watchEffect(() => {
// Custom breakpoint logic
isMdAndDown.value = display.width.value < customBreakpoints.md;
isSmAndDown.value = display.width.value < customBreakpoints.sm;
});
// Code display dialog logic
const viewCodeDialog = ref(false);
const selectedCode = ref("");
function openCodeDialog(codeToView: string): void {
selectedCode.value = codeToView;
viewCodeDialog.value = true;
}
</script>
<template>
<main>
<div
class="loading-div"
v-if="isLoading"
>
<v-progress-circular indeterminate></v-progress-circular>
</div>
<div v-if="isError">
<v-empty-state
icon="mdi-alert-circle-outline"
:text="errorMessage"
:title="t('error_title')"
></v-empty-state>
</div>
<div v-else>
<h1 class="h1">{{ t("classes") }}</h1>
<using-query-result
:query-result="classesQuery"
v-slot="classesResponse: { data: ClassesResponse }"
>
<v-container
fluid
class="ma-4"
>
<v-row
no-gutters
class="custom-breakpoint"
>
<v-col
cols="12"
sm="6"
md="6"
class="responsive-col"
>
<v-table class="table">
<thead>
<tr>
<th class="header">{{ t("classes") }}</th>
<th class="header">
{{ t("code") }}
</th>
<th class="header">{{ t("members") }}</th>
</tr>
</thead>
<tbody v-if="classesResponse.data.classes.length">
<tr
v-for="c in classesResponse.data.classes as ClassDTO[]"
:key="c.id"
>
<td>
<v-btn
:to="`/class/${c.id}`"
variant="text"
>
{{ c.displayName }}
<v-icon end> mdi-menu-right </v-icon>
</v-btn>
</td>
<td>
<v-btn
v-if="!isMdAndDown"
variant="text"
append-icon="mdi-content-copy"
@click="copyCode(c.id)"
>
{{ c.id }}
</v-btn>
<span
v-else
style="cursor: pointer"
@click="openCodeDialog(c.id)"
><v-icon icon="mdi-eye"></v-icon
></span>
</td>
<td>{{ c.students.length }}</td>
</tr>
</tbody>
<tbody v-else>
<tr>
<td
colspan="3"
class="empty-message"
>
<v-icon
icon="mdi-information-outline"
size="small"
>
</v-icon>
{{ t("no-classes-found") }}
</td>
</tr>
</tbody>
</v-table>
</v-col>
<v-col
cols="12"
sm="6"
md="6"
class="responsive-col"
>
<div>
<h2>{{ t("createClass") }}</h2>
<v-sheet
class="pa-4 sheet"
max-width="600px"
>
<p>{{ t("createClassInstructions") }}</p>
<v-form @submit.prevent>
<v-text-field
class="mt-4"
:label="`${t('classname')}`"
v-model="className"
:placeholder="`${t('EnterNameOfClass')}`"
:rules="nameRules"
variant="outlined"
></v-text-field>
<v-btn
class="mt-4"
color="#f6faf2"
type="submit"
@click="createClass"
block
>{{ t("create") }}</v-btn
>
</v-form>
</v-sheet>
<v-container>
<v-dialog
v-model="dialog"
max-width="400px"
>
<v-card>
<v-card-title class="headline">code</v-card-title>
<v-card-text>
<v-text-field
v-model="code"
readonly
append-inner-icon="mdi-content-copy"
@click:append-inner="copyToClipboard"
></v-text-field>
<v-slide-y-transition>
<div
v-if="copied"
class="text-center mt-2"
>
{{ t("copied") }}
</div>
</v-slide-y-transition>
</v-card-text>
<v-card-actions>
<v-spacer></v-spacer>
<v-btn
text
@click="
dialog = false;
copied = false;
"
>
{{ t("close") }}
</v-btn>
</v-card-actions>
</v-card>
</v-dialog>
</v-container>
</div>
</v-col>
</v-row>
</v-container>
</using-query-result>
<h1 class="h1">
{{ t("invitations") }}
</h1>
<v-container
fluid
class="ma-4"
>
<v-table class="table">
<thead>
<tr>
<th class="header">{{ t("class") }}</th>
<th class="header">{{ t("sender") }}</th>
<th class="header">{{ t("accept") + "/" + t("reject") }}</th>
</tr>
</thead>
<tbody>
<using-query-result
:query-result="getInvitationsQuery"
v-slot="invitationsResponse: { data: TeacherInvitationsResponse }"
>
<using-query-result
:query-result="allClassesQuery"
v-slot="classesResponse: { data: ClassesResponse }"
>
<template v-if="invitationsResponse.data.invitations.length">
<tr
v-for="i in invitationsResponse.data.invitations as TeacherInvitationDTO[]"
:key="i.classId"
>
<td>
{{
(classesResponse.data.classes as ClassDTO[]).filter(
(c) => c.id == i.classId,
)[0].displayName
}}
</td>
<td>
{{
(i.sender as TeacherDTO).firstName +
" " +
(i.sender as TeacherDTO).lastName
}}
</td>
<td class="text-right">
<span v-if="!isSmAndDown">
<div>
<v-btn
color="green"
@click="handleInvitation(i, true)"
class="mr-2"
>
{{ t("accept") }}
</v-btn>
<v-btn
color="red"
@click="handleInvitation(i, false)"
>
{{ t("deny") }}
</v-btn>
</div>
</span>
<span v-else>
<div>
<v-btn
@click="handleInvitation(i, true)"
class="mr-2"
icon="mdi-check-circle"
color="green"
variant="text"
>
</v-btn>
<v-btn
@click="handleInvitation(i, false)"
class="mr-2"
icon="mdi-close-circle"
color="red"
variant="text"
>
</v-btn></div
></span>
</td>
</tr>
</template>
<template v-else>
<tr>
<td
colspan="3"
class="empty-message"
>
<v-icon
icon="mdi-information-outline"
size="small"
>
</v-icon>
{{ t("no-invitations-found") }}
</td>
</tr>
</template>
</using-query-result>
</using-query-result>
</tbody>
</v-table>
</v-container>
</div>
<v-snackbar
v-model="snackbar.visible"
:color="snackbar.color"
timeout="3000"
>
{{ snackbar.message }}
</v-snackbar>
<v-dialog
v-model="viewCodeDialog"
max-width="400px"
>
<v-card>
<v-card-title class="headline">{{ t("code") }}</v-card-title>
<v-card-text>
<v-text-field
v-model="selectedCode"
readonly
append-inner-icon="mdi-content-copy"
@click:append-inner="copyToClipboard"
></v-text-field>
<v-slide-y-transition>
<div
v-if="copied"
class="text-center mt-2"
>
{{ t("copied") }}
</div>
</v-slide-y-transition>
</v-card-text>
<v-card-actions>
<v-spacer></v-spacer>
<v-btn
text
@click="
viewCodeDialog = false;
copied = false;
"
>
{{ t("close") }}
</v-btn>
</v-card-actions>
</v-card>
</v-dialog>
</main>
</template>
<style scoped>
h2 {
color: #0e6942;
font-size: 30px;
}
.join {
display: flex;
flex-direction: column;
gap: 20px;
margin-top: 50px;
}
.link {
color: #0b75bb;
text-decoration: underline;
}
@media screen and (max-width: 850px) {
.join {
text-align: center;
align-items: center;
margin-left: 0;
}
.sheet {
width: 100%;
}
main {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
margin: 5px;
}
.custom-breakpoint {
flex-direction: column !important;
}
.responsive-col {
max-width: 100% !important;
flex-basis: 100% !important;
}
}
</style>