import type { TimeEntry, TimeEntryWrite } from './dto/time-entry'
import type { HydraCollection } from '~/utils/api'
import { extractHydraMembers } from '~/utils/api'

export function useTimeEntryService() {
    const api = useApi()

    async function getByDateRange(params: {
        after: string
        before: string
        user?: number
        types?: number[]
    }): Promise<TimeEntry[]> {
        const query: Record<string, unknown> = {
            'startedAt[after]': params.after,
            'startedAt[before]': params.before,
        }
        if (params.user) {
            query.user = `/api/users/${params.user}`
        }
        const data = await api.get<HydraCollection<TimeEntry>>('/time_entries', query)
        return extractHydraMembers(data)
    }

    async function getActive(): Promise<TimeEntry | null> {
        try {
            const data = await api.get<HydraCollection<TimeEntry>>('/time_entries/active', {}, { toast: false })
            const members = extractHydraMembers(data)
            return members[0] ?? null
        } catch {
            return null
        }
    }

    async function create(payload: TimeEntryWrite): Promise<TimeEntry> {
        return api.post<TimeEntry>('/time_entries', payload as Record<string, unknown>, {
            toastSuccessKey: 'timeEntries.created',
        })
    }

    async function update(id: number, payload: Partial<TimeEntryWrite>): Promise<TimeEntry> {
        return api.patch<TimeEntry>(`/time_entries/${id}`, payload as Record<string, unknown>, {
            toastSuccessKey: 'timeEntries.updated',
        })
    }

    async function remove(id: number): Promise<void> {
        await api.delete(`/time_entries/${id}`, {}, {
            toastSuccessKey: 'timeEntries.deleted',
        })
    }

    function getExportUrl(params: {
        after: string
        before: string
        user?: number
        project?: number
        tags?: number[]
    }): string {
        const query = new URLSearchParams()
        query.set('after', params.after)
        query.set('before', params.before)
        if (params.user) query.set('user', String(params.user))
        if (params.project) query.set('project', String(params.project))
        if (params.tags?.length) {
            params.tags.forEach(id => query.append('tags[]', String(id)))
        }
        return `/api/time_entries/export?${query.toString()}`
    }

    return { getByDateRange, getActive, create, update, remove, getExportUrl }
}