<template>
    <div class="px-[86px]">
        <div class="flex items-center justify-between relative">
            <div class="flex flex-row absolute -left-[60px]">
                <Icon
                    @click="router.push('/')"
                    name="gg:arrow-left-o"
                    size="44"
                    class="cursor-pointer text-primary-500"
                />
            </div>
            <div class="flex items-center gap-3">
                <h1 class="font-bold text-3xl uppercase text-primary-500">Inventaire bovins</h1>
                <span class="text-lg text-slate-500">({{ totalItems }} bovin{{ totalItems > 1 ? 's' : '' }})</span>
            </div>
            <button
                v-if="auth.isAdmin"
                type="button"
                :disabled="syncing"
                class="inline-flex items-center justify-center text-xl text-white uppercase bg-primary-500 h-[50px] px-6 rounded hover:opacity-80 gap-2 disabled:cursor-not-allowed disabled:opacity-60"
                @click="syncInventory"
            >
                <Icon name="mdi:sync" size="28" :class="syncing ? 'animate-spin' : ''" />
                Rafraîchir
            </button>
        </div>

        <div class="mt-6 mb-16">
            <UiDataTable
                v-model:page="page"
                v-model:per-page="perPage"
                :columns="columns"
                :items="items"
                :total-items="totalItems"
                :loading="loading"
                :row-class="rowClass"
            >
                <template #header-nationalNumber>
                    <UiTextInput
                        v-model="filters.nationalNumber"
                        placeholder="N° National"
                        size="compact"
                    />
                </template>
                <template #header-workNumber>
                    <UiTextInput
                        v-model="filters.workNumber"
                        placeholder="N° Travail"
                        size="compact"
                    />
                </template>
                <template #header-sex>
                    <UiSelect
                        v-model="filters.sex"
                        placeholder="Sexe"
                        :options="sexOptions"
                        size="compact"
                    />
                </template>
                <template #header-birthDate>
                    <UiDateMaskedInput v-model="birthDateFilter" size="compact" placeholder="Né le" />
                </template>
                <template #header-breedCode>
                    <UiTextInput
                        v-model="filters.breedCode"
                        placeholder="Race"
                        size="compact"
                    />
                </template>
                <template #header-arrivalDate>
                    <UiDateMaskedInput v-model="arrivalDateFilter" size="compact" placeholder="Entrée le" />
                </template>
                <template #header-buildingCase.building.label>
                    <UiTextInput :model-value="''" placeholder="Bâtiment" size="compact" disabled />
                </template>
                <template #header-buildingCase.caseNumber>
                    <UiTextInput :model-value="''" placeholder="Case" size="compact" disabled />
                </template>
                <template #header-age>
                    <UiTextInput :model-value="''" placeholder="Age" size="compact" disabled />
                </template>
                <template #cell-birthDate="{ item }">
                    {{ formatDate(item.birthDate) }}
                </template>
                <template #cell-age="{ item }">
                    {{ formatAgeLabel(item.ageMonths) }}
                </template>
                <template #cell-arrivalDate="{ item }">
                    {{ formatDate(item.arrivalDate) }}
                </template>
                <template #cell-buildingCase.building.label="{ item }">
                    {{ item.buildingCase?.building?.label ?? '—' }}
                </template>
                <template #cell-buildingCase.caseNumber="{ item }">
                    {{ item.buildingCase?.caseNumber ?? '—' }}
                </template>
            </UiDataTable>
        </div>
    </div>
</template>


<script setup lang="ts">
import type { BovineData } from '~/services/dto/bovine-data'
import { useAuthStore } from '~/stores/auth'
import { useDataTableServerState } from '~/composables/useDataTableServerState'
import { formatAgeLabel } from '~/utils/bovine-age'

const router = useRouter()
const auth = useAuthStore()
const api = useApi()
const toast = useToast()

interface SyncResult {
    created: number
    updated: number
    exited: number
    total: number
}

const syncing = ref(false)

const syncInventory = async () => {
    if (syncing.value) return
    const confirmed = window.confirm(
        "Lancer la synchronisation avec EDNOTIF ?\n\nLes bovins absents de la réponse seront marqués comme sortis."
    )
    if (!confirmed) return

    syncing.value = true
    try {
        const result = await api.post<SyncResult>('bovines/sync-inventory')
        toast.success({
            title: 'Inventaire synchronisé',
            message: `Créés : ${result.created} · Mis à jour : ${result.updated} · Sortis : ${result.exited} · Total EDNOTIF : ${result.total}`
        })
        reload()
    } catch {
        // error toast already handled by useApi onResponseError
    } finally {
        syncing.value = false
    }
}

const { items, totalItems, page, perPage, filters, loading, reload } =
    useDataTableServerState<BovineData>(
        'bovines',
        {
            'exists[exitedAt]': 'false',
            nationalNumber: '',
            workNumber: '',
            breedCode: '',
            sex: '',
            'arrivalDate[after]': '',
            'arrivalDate[strictly_before]': '',
            'birthDate[after]': '',
            'birthDate[strictly_before]': ''
        }
    )

const sexOptions = [
    { value: 'M', label: 'Mâle' },
    { value: 'F', label: 'Femelle' }
]

const addOneDay = (dateString: string): string => {
    const [year, month, day] = dateString.split('-').map(Number)
    const next = new Date(Date.UTC(year, month - 1, day + 1))
    return next.toISOString().slice(0, 10)
}

const singleDateFilter = (afterKey: string, beforeKey: string) =>
    computed<string>({
        get: () => (filters.value[afterKey] as string) ?? '',
        set: (value: string) => {
            if (!value) {
                filters.value[afterKey] = ''
                filters.value[beforeKey] = ''
                return
            }
            filters.value[afterKey] = value
            filters.value[beforeKey] = addOneDay(value)
        }
    })

const arrivalDateFilter = singleDateFilter('arrivalDate[after]', 'arrivalDate[strictly_before]')
const birthDateFilter = singleDateFilter('birthDate[after]', 'birthDate[strictly_before]')

const columns = [
    { key: 'nationalNumber', label: 'N° National', width: '160px' },
    { key: 'workNumber', label: 'N° Travail', width: '85px' },
    { key: 'sex', label: 'Sexe', width: '70px' },
    { key: 'birthDate', label: 'Né le', width: '120px' },
    { key: 'age', label: 'Age', width: '110px' },
    { key: 'breedCode', label: 'Race' },
    { key: 'buildingCase.building.label', label: 'Bâtiment', width: '1.5fr' },
    { key: 'buildingCase.caseNumber', label: 'Case', width: '80px' },
    { key: 'arrivalDate', label: 'Entrée le', width: '120px' }
]

const formatDate = (date: string | null) => {
    if (!date) return '—'
    const d = new Date(date)
    if (isNaN(d.getTime())) return date
    return d.toLocaleDateString('fr-FR', {
        day: '2-digit',
        month: '2-digit',
        year: 'numeric'
    })
}

const rowClass = (item: BovineData): string => {
    if (item.ageMonths === null || item.ageMonths === undefined) return ''
    if (item.ageMonths >= 24) return 'bg-violet-200 hover:bg-violet-300'
    if (item.ageMonths >= 22) return 'bg-red-200 hover:bg-red-300'
    if (item.ageMonths >= 20) return 'bg-orange-200 hover:bg-orange-300'
    return ''
}

onMounted(reload)
</script>
