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

const { api } = useApi()

const { t } = useI18n()

const { signOut } = useGlobal()

const formValidator = ref()
let error = $ref<string | null>(null)

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 = null
  try {
    await api.auth.passwordChange({
      currentPassword: form.currentPassword,
      newPassword: form.password,
    })
    // Password changed successfully. Please login again.
    message.success(t('msg.success.passwordChanged'))
    signOut()
    navigateTo('/signin')
  } catch (e: any) {
    error = await extractSdkResponseErrorMsg(e)
  }
}

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

<template>
  <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="submit" type="submit">
            <span class="flex items-center gap-2">
              <MdiKeyChange />
              {{ $t('activity.changePwd') }}
            </span>
          </button>
        </div>
      </div>
    </a-form>
  </div>
</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/50 rounded;
  }

  .password {
    input {
      @apply !border-none;
    }
  }

  .submit {
    @apply ml-1 border border-gray-300 rounded-lg p-4 bg-gray-100/50 text-white bg-primary hover:(bg-primary bg-opacity-75);
  }
}
</style>
