<template>
  <LayoutHeader v-if="lead.data">
    <template #left-header>
      <Breadcrumbs :items="breadcrumbs">
        <template #prefix="{ item }">
          <Icon v-if="item.icon" :icon="item.icon" class="mr-2 h-4" />
        </template>
      </Breadcrumbs>
    </template>
    <template #right-header>
      <CustomActions
        v-if="lead.data._customActions?.length"
        :actions="lead.data._customActions"
      />
      <CustomActions
        v-if="document.actions?.length"
        :actions="document.actions"
      />
      <AssignTo
        v-model="assignees.data"
        :data="document.doc"
        doctype="CRM Lead"
      />
      <Dropdown
        v-if="document.doc"
        :options="
          statusOptions(
            'lead',
            document.statuses?.length
              ? document.statuses
              : lead.data._customStatuses,
            triggerStatusChange,
          )
        "
      >
        <template #default="{ open }">
          <Button :label="document.doc.status">
            <template #prefix>
              <IndicatorIcon
                :class="getLeadStatus(document.doc.status).color"
              />
            </template>
            <template #suffix>
              <FeatherIcon
                :name="open ? 'chevron-up' : 'chevron-down'"
                class="h-4"
              />
            </template>
          </Button>
        </template>
      </Dropdown>
      <Button
        :label="__('Convert to Deal')"
        variant="solid"
        @click="showConvertToDealModal = true"
      />
    </template>
  </LayoutHeader>
  <div v-if="lead?.data" class="flex h-full overflow-hidden">
    <Tabs as="div" v-model="tabIndex" :tabs="tabs">
      <template #tab-panel>
        <Activities
          ref="activities"
          doctype="CRM Lead"
          :tabs="tabs"
          v-model:reload="reload"
          v-model:tabIndex="tabIndex"
          v-model="lead"
          @beforeSave="saveChanges"
          @afterSave="reloadAssignees"
        />
      </template>
    </Tabs>
    <Resizer class="flex flex-col justify-between border-l" side="right">
      <div
        class="flex h-10.5 cursor-copy items-center border-b px-5 py-2.5 text-lg font-medium text-ink-gray-9"
        @click="copyToClipboard(lead.data.name)"
      >
        {{ __(lead.data.name) }}
      </div>
      <FileUploader
        @success="(file) => updateField('image', file.file_url)"
        :validateFile="validateIsImageFile"
      >
        <template #default="{ openFileSelector, error }">
          <div class="flex items-center justify-start gap-5 border-b p-5">
            <div class="group relative size-12">
              <Avatar
                size="3xl"
                class="size-12"
                :label="title"
                :image="lead.data.image"
              />
              <component
                :is="lead.data.image ? Dropdown : 'div'"
                v-bind="
                  lead.data.image
                    ? {
                        options: [
                          {
                            icon: 'upload',
                            label: lead.data.image
                              ? __('Change image')
                              : __('Upload image'),
                            onClick: openFileSelector,
                          },
                          {
                            icon: 'trash-2',
                            label: __('Remove image'),
                            onClick: () => updateField('image', ''),
                          },
                        ],
                      }
                    : { onClick: openFileSelector }
                "
                class="!absolute bottom-0 left-0 right-0"
              >
                <div
                  class="z-1 absolute bottom-0.5 left-0 right-0.5 flex h-9 cursor-pointer items-center justify-center rounded-b-full bg-black bg-opacity-40 pt-3 opacity-0 duration-300 ease-in-out group-hover:opacity-100"
                  style="
                    -webkit-clip-path: inset(12px 0 0 0);
                    clip-path: inset(12px 0 0 0);
                  "
                >
                  <CameraIcon class="size-4 cursor-pointer text-white" />
                </div>
              </component>
            </div>
            <div class="flex flex-col gap-2.5 truncate">
              <Tooltip :text="lead.data.lead_name || __('Set first name')">
                <div class="truncate text-2xl font-medium text-ink-gray-9">
                  {{ title }}
                </div>
              </Tooltip>
              <div class="flex gap-1.5">
                <Tooltip v-if="callEnabled" :text="__('Make a call')">
                  <div>
                    <Button
                      @click="
                        () =>
                          lead.data.mobile_no
                            ? makeCall(lead.data.mobile_no)
                            : toast.error(__('No phone number set'))
                      "
                    >
                      <template #icon>
                        <PhoneIcon />
                      </template>
                    </Button>
                  </div>
                </Tooltip>
                <Tooltip :text="__('Send an email')">
                  <div>
                    <Button
                      @click="
                        lead.data.email
                          ? openEmailBox()
                          : toast.error(__('No email set'))
                      "
                    >
                      <template #icon>
                        <Email2Icon />
                      </template>
                    </Button>
                  </div>
                </Tooltip>
                <Tooltip :text="__('Go to website')">
                  <div>
                    <Button
                      @click="
                        lead.data.website
                          ? openWebsite(lead.data.website)
                          : toast.error(__('No website set'))
                      "
                    >
                      <template #icon>
                        <LinkIcon />
                      </template>
                    </Button>
                  </div>
                </Tooltip>
                <Tooltip :text="__('Attach a file')">
                  <div>
                    <Button @click="showFilesUploader = true">
                      <template #icon>
                        <AttachmentIcon />
                      </template>
                    </Button>
                  </div>
                </Tooltip>
              </div>
              <ErrorMessage :message="__(error)" />
            </div>
          </div>
        </template>
      </FileUploader>
      <SLASection
        v-if="lead.data.sla_status"
        v-model="lead.data"
        @updateField="updateField"
      />
      <div
        v-if="sections.data"
        class="flex flex-1 flex-col justify-between overflow-hidden"
      >
        <SidePanelLayout
          :sections="sections.data"
          doctype="CRM Lead"
          :docname="lead.data.name"
          @reload="sections.reload"
          @afterFieldChange="reloadAssignees"
        />
      </div>
    </Resizer>
  </div>
  <ErrorPage
    v-else-if="errorTitle"
    :errorTitle="errorTitle"
    :errorMessage="errorMessage"
  />
  <ConvertToDealModal
    v-if="showConvertToDealModal"
    v-model="showConvertToDealModal"
    :lead="lead.data"
  />
  <FilesUploader
    v-if="lead.data?.name"
    v-model="showFilesUploader"
    doctype="CRM Lead"
    :docname="lead.data.name"
    @after="
      () => {
        activities?.all_activities?.reload()
        changeTabTo('attachments')
      }
    "
  />
  <DeleteLinkedDocModal
    v-if="showDeleteLinkedDocModal"
    v-model="showDeleteLinkedDocModal"
    :doctype="'CRM Lead'"
    :docname="props.leadId"
    name="Leads"
  />
</template>
<script setup>
import ErrorPage from '@/components/ErrorPage.vue'
import Icon from '@/components/Icon.vue'
import Resizer from '@/components/Resizer.vue'
import ActivityIcon from '@/components/Icons/ActivityIcon.vue'
import EmailIcon from '@/components/Icons/EmailIcon.vue'
import Email2Icon from '@/components/Icons/Email2Icon.vue'
import CommentIcon from '@/components/Icons/CommentIcon.vue'
import DetailsIcon from '@/components/Icons/DetailsIcon.vue'
import PhoneIcon from '@/components/Icons/PhoneIcon.vue'
import TaskIcon from '@/components/Icons/TaskIcon.vue'
import NoteIcon from '@/components/Icons/NoteIcon.vue'
import WhatsAppIcon from '@/components/Icons/WhatsAppIcon.vue'
import IndicatorIcon from '@/components/Icons/IndicatorIcon.vue'
import CameraIcon from '@/components/Icons/CameraIcon.vue'
import LinkIcon from '@/components/Icons/LinkIcon.vue'
import AttachmentIcon from '@/components/Icons/AttachmentIcon.vue'
import LayoutHeader from '@/components/LayoutHeader.vue'
import Activities from '@/components/Activities/Activities.vue'
import AssignTo from '@/components/AssignTo.vue'
import FilesUploader from '@/components/FilesUploader/FilesUploader.vue'
import SidePanelLayout from '@/components/SidePanelLayout.vue'
import SLASection from '@/components/SLASection.vue'
import CustomActions from '@/components/CustomActions.vue'
import ConvertToDealModal from '@/components/Modals/ConvertToDealModal.vue'
import {
  openWebsite,
  setupCustomizations,
  copyToClipboard,
  validateIsImageFile,
} from '@/utils'
import { getView } from '@/utils/view'
import { getSettings } from '@/stores/settings'
import { globalStore } from '@/stores/global'
import { statusesStore } from '@/stores/statuses'
import { getMeta } from '@/stores/meta'
import { useDocument } from '@/data/document'
import { whatsappEnabled, callEnabled } from '@/composables/settings'
import {
  createResource,
  FileUploader,
  Dropdown,
  Tooltip,
  Avatar,
  Tabs,
  Breadcrumbs,
  call,
  usePageMeta,
  toast,
} from 'frappe-ui'
import { ref, computed, onMounted, watch, nextTick } from 'vue'
import { useRouter, useRoute } from 'vue-router'
import { useActiveTabManager } from '@/composables/useActiveTabManager'

const { brand } = getSettings()
const { $dialog, $socket, makeCall } = globalStore()
const { statusOptions, getLeadStatus } = statusesStore()
const { doctypeMeta } = getMeta('CRM Lead')

const route = useRoute()
const router = useRouter()

const props = defineProps({
  leadId: {
    type: String,
    required: true,
  },
})

const errorTitle = ref('')
const errorMessage = ref('')
const showDeleteLinkedDocModal = ref(false)
const showConvertToDealModal = ref(false)

const { triggerOnChange, assignees, document } = useDocument(
  'CRM Lead',
  props.leadId,
)

async function triggerStatusChange(value) {
  await triggerOnChange('status', value)
  document.save.submit()
}

const lead = createResource({
  url: 'crm.fcrm.doctype.crm_lead.api.get_lead',
  params: { name: props.leadId },
  cache: ['lead', props.leadId],
  onSuccess: (data) => {
    errorTitle.value = ''
    errorMessage.value = ''
    setupCustomizations(lead, {
      doc: data,
      $dialog,
      $socket,
      router,
      toast,
      updateField,
      createToast: toast.create,
      deleteDoc: deleteLead,
      resource: { lead, sections },
      call,
    })
  },
  onError: (err) => {
    if (err.messages?.[0]) {
      errorTitle.value = __('Not permitted')
      errorMessage.value = __(err.messages?.[0])
    } else {
      router.push({ name: 'Leads' })
    }
  },
})

onMounted(() => {
  if (lead.data) return
  lead.fetch()
})

const reload = ref(false)
const showFilesUploader = ref(false)

function updateLead(fieldname, value, callback) {
  value = Array.isArray(fieldname) ? '' : value

  if (!Array.isArray(fieldname) && validateRequired(fieldname, value)) return

  createResource({
    url: 'frappe.client.set_value',
    params: {
      doctype: 'CRM Lead',
      name: props.leadId,
      fieldname,
      value,
    },
    auto: true,
    onSuccess: () => {
      lead.reload()
      reload.value = true
      toast.success(__('Lead updated successfully'))
      callback?.()
    },
    onError: (err) => {
      toast.error(err.messages?.[0] || __('Error updating lead'))
    },
  })
}

function validateRequired(fieldname, value) {
  let meta = lead.data.fields_meta || {}
  if (meta[fieldname]?.reqd && !value) {
    toast.error(__('{0} is a required field', [meta[fieldname].label]))
    return true
  }
  return false
}

const breadcrumbs = computed(() => {
  let items = [{ label: __('Leads'), route: { name: 'Leads' } }]

  if (route.query.view || route.query.viewType) {
    let view = getView(route.query.view, route.query.viewType, 'CRM Lead')
    if (view) {
      items.push({
        label: __(view.label),
        icon: view.icon,
        route: {
          name: 'Leads',
          params: { viewType: route.query.viewType },
          query: { view: route.query.view },
        },
      })
    }
  }

  items.push({
    label: title.value,
    route: { name: 'Lead', params: { leadId: lead.data.name } },
  })
  return items
})

const title = computed(() => {
  let t = doctypeMeta['CRM Lead']?.title_field || 'name'
  return lead.data?.[t] || props.leadId
})

usePageMeta(() => {
  return {
    title: title.value,
    icon: brand.favicon,
  }
})

const tabs = computed(() => {
  let tabOptions = [
    {
      name: 'Activity',
      label: __('Activity'),
      icon: ActivityIcon,
    },
    {
      name: 'Emails',
      label: __('Emails'),
      icon: EmailIcon,
    },
    {
      name: 'Comments',
      label: __('Comments'),
      icon: CommentIcon,
    },
    {
      name: 'Data',
      label: __('Data'),
      icon: DetailsIcon,
    },
    {
      name: 'Calls',
      label: __('Calls'),
      icon: PhoneIcon,
    },
    {
      name: 'Tasks',
      label: __('Tasks'),
      icon: TaskIcon,
    },
    {
      name: 'Notes',
      label: __('Notes'),
      icon: NoteIcon,
    },
    {
      name: 'Attachments',
      label: __('Attachments'),
      icon: AttachmentIcon,
    },
    {
      name: 'WhatsApp',
      label: __('WhatsApp'),
      icon: WhatsAppIcon,
      condition: () => whatsappEnabled.value,
    },
  ]
  return tabOptions.filter((tab) => (tab.condition ? tab.condition() : true))
})

const { tabIndex, changeTabTo } = useActiveTabManager(tabs, 'lastLeadTab')

watch(tabs, (value) => {
  if (value && route.params.tabName) {
    let index = value.findIndex(
      (tab) => tab.name.toLowerCase() === route.params.tabName.toLowerCase(),
    )
    if (index !== -1) {
      tabIndex.value = index
    }
  }
})

const sections = createResource({
  url: 'crm.fcrm.doctype.crm_fields_layout.crm_fields_layout.get_sidepanel_sections',
  cache: ['sidePanelSections', 'CRM Lead'],
  params: { doctype: 'CRM Lead' },
  auto: true,
})

function updateField(name, value, callback) {
  updateLead(name, value, () => {
    lead.data[name] = value
    callback?.()
  })
}

async function deleteLead(name) {
  await call('frappe.client.delete', {
    doctype: 'CRM Lead',
    name,
  })
  router.push({ name: 'Leads' })
}

async function deleteLeadWithModal(name) {
  showDeleteLinkedDocModal.value = true
}

const activities = ref(null)

function openEmailBox() {
  let currentTab = tabs.value[tabIndex.value]
  if (!['Emails', 'Comments', 'Activities'].includes(currentTab.name)) {
    activities.value.changeTabTo('emails')
  }
  nextTick(() => (activities.value.emailBox.show = true))
}

function saveChanges(data) {
  document.save.submit(null, {
    onSuccess: () => reloadAssignees(data),
  })
}

function reloadAssignees(data) {
  if (data?.hasOwnProperty('lead_owner')) {
    assignees.reload()
  }
}
</script>
