# All files / js/components TwoFactorSetupModal.vue

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     <script setup lang="ts">
    import InputError from '@/components/InputError.vue';
    import { Button } from '@/components/ui/button';
    import {
        Dialog,
        DialogContent,
        DialogDescription,
        DialogHeader,
        DialogTitle,
    } from '@/components/ui/dialog';
    import {
        PinInput,
        PinInputGroup,
        PinInputSlot,
    } from '@/components/ui/pin-input';
    import { useTwoFactorAuth } from '@/composables/useTwoFactorAuth';
    import { confirm } from '@/routes/two-factor';
    import { Form } from '@inertiajs/vue3';
    import { useClipboard } from '@vueuse/core';
    import { Check, Copy, Loader2, ScanLine } from 'lucide-vue-next';
    import { computed, nextTick, ref, watch } from 'vue';

    interface Props {
        requiresConfirmation: boolean;
        twoFactorEnabled: boolean;
    }

    const props = defineProps<Props>();
    const isOpen = defineModel<boolean>('isOpen');

    const { copy, copied } = useClipboard();
    const { qrCodeSvg, manualSetupKey, clearSetupData, fetchSetupData } =
        useTwoFactorAuth();

    const showVerificationStep = ref(false);
    const code = ref<number[]>([]);
    const codeValue = computed<string>(() => code.value.join(''));

    const pinInputContainerRef = ref<HTMLElement | null>(null);

    const modalConfig = computed<{
        title: string;
        description: string;
        buttonText: string;
    }>(() => {
        if (props.twoFactorEnabled) {
            return {
                title: 'Two-Factor Authentication Enabled',
                description:
                    'Two-factor authentication is now enabled. Scan the QR code or enter the setup key in your authenticator app.',
                buttonText: 'Close',
            };
        }

        if (showVerificationStep.value) {
            return {
                title: 'Verify Authentication Code',
                description: 'Enter the 6-digit code from your authenticator app',
                buttonText: 'Continue',
            };
        }

        return {
            title: 'Enable Two-Factor Authentication',
            description:
                'To finish enabling two-factor authentication, scan the QR code or enter the setup key in your authenticator app',
            buttonText: 'Continue',
        };
    });

    const handleModalNextStep = () => {
        if (props.requiresConfirmation) {
            showVerificationStep.value = true;

            nextTick(() => {
                pinInputContainerRef.value?.querySelector('input')?.focus();
            });

            return;
        }

        clearSetupData();
        isOpen.value = false;
    };

    const resetModalState = () => {
        if (props.twoFactorEnabled) {
            clearSetupData();
        }

        showVerificationStep.value = false;
        code.value = [];
    };

    watch(
        () => isOpen.value,
        async (isOpen) => {
            if (!isOpen) {
                resetModalState();
                return;
            }

            if (!qrCodeSvg.value) {
                await fetchSetupData();
            }
        },
    );
    </script>

    <template>
        <Dialog :open="isOpen" @update:open="isOpen = $event">
            <DialogContent class="sm:max-w-md">
                <DialogHeader class="flex items-center justify-center">
                    <div
                        class="mb-3 w-auto rounded-full border border-border bg-card p-0.5 shadow-sm"
                    >
                        <div
                            class="relative overflow-hidden rounded-full border border-border bg-muted p-2.5"
                        >
                            <div
                                class="absolute inset-0 grid grid-cols-5 opacity-50"
                            >
                                <div
                                    v-for="i in 5"
                                    :key="`col-${i}`"
                                    class="border-r border-border last:border-r-0"
                                />
                            </div>
                            <div
                                class="absolute inset-0 grid grid-rows-5 opacity-50"
                            >
                                <div
                                    v-for="i in 5"
                                    :key="`row-${i}`"
                                    class="border-b border-border last:border-b-0"
                                />
                            </div>
                            <ScanLine
                                class="relative z-20 size-6 text-foreground"
                            />
                        </div>
                    </div>
                    <DialogTitle>{{ modalConfig.title }}</DialogTitle>
                    <DialogDescription class="text-center">
                        {{ modalConfig.description }}
                    </DialogDescription>
                </DialogHeader>

                <div
                    class="relative flex w-auto flex-col items-center justify-center space-y-5"
                >
                    <template v-if="!showVerificationStep">
                        <div
                            class="relative mx-auto flex max-w-md items-center overflow-hidden"
                        >
                            <div
                                class="relative mx-auto aspect-square w-64 overflow-hidden rounded-lg border border-border"
                            >
                                <div
                                    v-if="!qrCodeSvg"
                                    class="absolute inset-0 z-10 flex aspect-square h-auto w-full animate-pulse items-center justify-center bg-background"
                                >
                                    <Loader2 class="size-6 animate-spin" />
                                </div>
                                <div
                                    v-else
                                    class="relative z-10 overflow-hidden border p-5"
                                >
                                    <div
                                        v-html="qrCodeSvg"
                                        class="flex aspect-square size-full items-center justify-center"
                                    />
                                </div>
                            </div>
                        </div>

                        <div class="flex w-full items-center space-x-5">
                            <Button class="w-full" @click="handleModalNextStep">
                                {{ modalConfig.buttonText }}
                            </Button>
                        </div>

                        <div
                            class="relative flex w-full items-center justify-center"
                        >
                            <div
                                class="absolute inset-0 top-1/2 h-px w-full bg-border"
                            />
                            <span class="relative bg-card px-2 py-1"
                                >or, enter the code manually</span
                            >
                        </div>

                        <div
                            class="flex w-full items-center justify-center space-x-2"
                        >
                            <div
                                class="flex w-full items-stretch overflow-hidden rounded-xl border border-border"
                            >
                                <div
                                    v-if="!manualSetupKey"
                                    class="flex h-full w-full items-center justify-center bg-muted p-3"
                                >
                                    <Loader2 class="size-4 animate-spin" />
                                </div>
                                <template v-else>
                                    <input
                                        type="text"
                                        readonly
                                        :value="manualSetupKey"
                                        class="h-full w-full bg-background p-3 text-foreground"
                                    />
                                    <button
                                        @click="copy(manualSetupKey || '')"
                                        class="relative block h-auto border-l border-border px-3 hover:bg-muted"
                                    >
                                        <Check
                                            v-if="copied"
                                            class="w-4 text-green-500"
                                        />
                                        <Copy v-else class="w-4" />
                                    </button>
                                </template>
                            </div>
                        </div>
                    </template>

                    <template v-else>
                        <Form
                            v-bind="confirm.form()"
                            reset-on-error
                            @finish="code = []"
                            @success="isOpen = false"
                            v-slot="{ errors, processing }"
                        >
                            <input type="hidden" name="code" :value="codeValue" />
                            <div
                                ref="pinInputContainerRef"
                                class="relative w-full space-y-3"
                            >
                                <div
                                    class="flex w-full flex-col items-center justify-center space-y-3 py-2"
                                >
                                    <PinInput
                                        id="otp"
                                        placeholder="○"
                                        v-model="code"
                                        type="number"
                                        otp
                                    >
                                        <PinInputGroup>
                                            <PinInputSlot
                                                autofocus
                                                v-for="(id, index) in 6"
                                                :key="id"
                                                :index="index"
                                                :disabled="processing"
                                            />
                                        </PinInputGroup>
                                    </PinInput>
                                    <InputError
                                        :message="
                                            errors?.confirmTwoFactorAuthentication
                                                ?.code
                                        "
                                    />
                                </div>

                                <div class="flex w-full items-center space-x-5">
                                    <Button
                                        type="button"
                                        variant="outline"
                                        class="w-auto flex-1"
                                        @click="showVerificationStep = false"
                                        :disabled="processing"
                                    >
                                        Back
                                    </Button>
                                    <Button
                                        type="submit"
                                        class="w-auto flex-1"
                                        :disabled="
                                            processing || codeValue.length < 6
                                        "
                                    >
                                        Confirm
                                    </Button>
                                </div>
                            </div>
                        </Form>
                    </template>
                </div>
            </DialogContent>
        </Dialog>
    </template>