<script lang="ts" setup>
import { message, navigateTo, reactive, ref, useApi, useGlobal, useI18n } from '#imports'

const { api, error } = useApi({ useGlobalInstance: true })

const { t } = useI18n()

const { signOut } = useGlobal()

const formValidator = ref()

const form = reactive({
  currentPassword: '',
  password: '',
  passwordRepeat: '',
})

const formRules = {
  currentPassword: [
    // Current password is required
    { required: true, message: t('msg.error.signUpRules.passwdRequired') },
  ],
  password: [
    // Password is required
    { required: true, message: t('msg.error.signUpRules.passwdRequired') },
    { min: 8, message: t('msg.error.signUpRules.passwdLength') },
  ],
  passwordRepeat: [
    // PasswordRepeat is required
    { required: true, message: t('msg.error.signUpRules.passwdRequired') },
    // Passwords match
    {
      validator: (_: unknown, _v: string) => {
        return new Promise((resolve, reject) => {
          if (form.password === form.passwordRepeat) return resolve(true)
          reject(new Error(t('msg.error.signUpRules.passwdMismatch')))
        })
      },
      message: t('msg.error.signUpRules.passwdMismatch'),
    },
  ],
}

const passwordChange = async () => {
  const valid = formValidator.value.validate()
  if (!valid) return

  error.value = null

  await api.auth.passwordChange({
    currentPassword: form.currentPassword,
    newPassword: form.password,
  })

  message.success(t('msg.success.passwordChanged'))

  signOut()

  navigateTo('/signin')
}

const resetError = () => {
  if (error.value) error.value = null
}
</script>

<template>
  <NuxtLayout>
    <div class="mt-4 w-1/2 mx-auto">
      <a-form ref="formValidator" layout="vertical" :model="form" class="change-password" @finish="passwordChange">
        <div class="md:relative flex flex-col gap-2 w-full h-full p-8 w-full">
          <h1 class="prose-2xl font-bold mb-4">{{ $t('activity.changePwd') }}</h1>

          <Transition name="layout">
            <div v-if="error" class="self-center mb-4 bg-red-500 text-white rounded-lg w-3/4 p-1">
              <div class="flex items-center gap-2 justify-center">
                <MaterialSymbolsWarning />
                {{ error }}
              </div>
            </div>
          </Transition>

          <a-form-item :label="$t('placeholder.password.current')" name="currentPassword" :rules="formRules.currentPassword">
            <a-input-password
              v-model:value="form.currentPassword"
              size="large"
              class="password"
              :placeholder="$t('placeholder.password.current')"
              @focus="resetError"
            />
          </a-form-item>

          <a-form-item :label="$t('placeholder.password.new')" name="password" :rules="formRules.password">
            <a-input-password
              v-model:value="form.password"
              size="large"
              class="password"
              :placeholder="$t('placeholder.password.new')"
              @focus="resetError"
            />
          </a-form-item>

          <a-form-item :label="$t('placeholder.password.confirm')" name="passwordRepeat" :rules="formRules.passwordRepeat">
            <a-input-password
              v-model:value="form.passwordRepeat"
              size="large"
              class="password"
              :placeholder="$t('placeholder.password.confirm')"
              @focus="resetError"
            />
          </a-form-item>

          <div class="flex flex-wrap gap-4 items-center mt-4 md:justify-between w-full">
            <button class="scaling-btn bg-opacity-100" type="submit">
              <span class="flex items-center gap-2">
                <MdiKeyChange />
                {{ $t('activity.changePwd') }}
              </span>
            </button>
          </div>
        </div>
      </a-form>
    </div>
  </NuxtLayout>
</template>

<style lang="scss">
.change-password {
  @apply border-1 shadow-md rounded;

  .ant-input-affix-wrapper,
  .ant-input {
    @apply !appearance-none my-1 border-1 border-solid border-primary border-opacity-50 rounded;
  }

  .password {
    input {
      @apply !border-none;
    }
  }
}
</style>
