import * as React from "react"
import { useForm } from "react-hook-form"
import { zodResolver } from "@hookform/resolvers/zod"
import { Dialog, DialogTrigger, DialogContent, DialogHeader, DialogTitle, DialogDescription, DialogFooter } from "@/components/ui/dialog"
import { Button } from "@/components/ui/button"
import { Input } from "@/components/ui/input"
import {
  Form,
  FormControl,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/components/ui/form"
import {
  Select,
  SelectContent,
  SelectGroup,
  SelectItem,
  SelectLabel,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select"
import { Check, ChevronsUpDown, Loader, UserRoundPlus } from "lucide-react"
import { cn } from "@/lib/utils"
import { toast } from "sonner"

import { Textarea } from "@/components/ui/textarea"
import { Company } from "@/db/schema/companies"
import { getAllCompanies } from "@/lib/admin-users/service"
import {
  Popover,
  PopoverTrigger,
  PopoverContent,
} from "@/components/ui/popover"
import {
  Command,
  CommandInput,
  CommandList,
  CommandGroup,
  CommandItem,
  CommandEmpty,
} from "@/components/ui/command"
import { assignRolesToUsers, getAllRoleView } from "@/lib/roles/services"
import { RoleView } from "@/db/schema/users"
import { type UserView } from "@/db/schema/users"
import { type Row } from "@tanstack/react-table"
import { createRoleAssignmentSchema, CreateRoleAssignmentSchema, createRoleSchema, CreateRoleSchema } from "@/lib/roles/validations"
import { MultiSelect } from "@/components/ui/multi-select"

interface AssignRoleDialogProps
  extends React.ComponentPropsWithoutRef<typeof Dialog> {
  users: Row<UserView>["original"][]

}


export function AssignRoleDialog({ users }: AssignRoleDialogProps) {
  const [open, setOpen] = React.useState(false)
  const [isAddPending, startAddTransition] = React.useTransition()
  const [roles, setRoles] = React.useState<RoleView[]>([])  // 회사 목록
  const [loading, setLoading] = React.useState(false)

  const partnersRoles = roles.filter(v => v.domain === "partners")
  const evcpRoles = roles.filter(v => v.domain === "evcp")


  React.useEffect(() => {
    getAllRoleView("evcp").then((res) => {
      setRoles(res)
    })
  }, [])


  const form = useForm<CreateRoleAssignmentSchema>({
    resolver: zodResolver(createRoleAssignmentSchema),
    defaultValues: {
      evcpRoles: [],
    },
  })


  function handleDialogOpenChange(nextOpen: boolean) {
    if (!nextOpen) {
      form.reset()
    }
    setOpen(nextOpen)
  }

  const evcpUsers = users.filter(v => v.user_domain === "evcp");


  async function onSubmit(data: CreateRoleAssignmentSchema) {
    console.log(data.evcpRoles.map((v)=>Number(v)))
    startAddTransition(async () => {


      // if(partnerUsers.length>0){
      //   const result = await assignRolesToUsers( partnerUsers.map(v=>v.user_id) ,data.partnersRoles)

      //   if (result.error) {
      //     toast.error(`에러: ${result.error}`)
      //     return
      //   }
      // }

      if (evcpUsers.length > 0) {
        const result = await assignRolesToUsers( data.evcpRoles.map((v)=>Number(v)), evcpUsers.map(v => v.user_id))

        if (result.error) {
          toast.error(`에러: ${result.error}`)
          return
        }
      }

      form.reset()
      setOpen(false)
      toast.success("Role assgined")
    })
  }

  return (
    <Dialog open={open} onOpenChange={handleDialogOpenChange}>
      <DialogTrigger asChild>
        <Button variant="default" size="sm">
          <UserRoundPlus className="mr-2 size-4" aria-hidden="true" />
          Assign Role ({users.length})
        </Button>
      </DialogTrigger>

      <DialogContent>
        <DialogHeader>
          <DialogTitle>Assign Roles to {evcpUsers.length} Users</DialogTitle>
          <DialogDescription>
            Role을 Multi-select 하시기 바랍니다.
          </DialogDescription>
        </DialogHeader>


        <Form {...form}>
          <form onSubmit={form.handleSubmit(onSubmit)}>
            <div className="space-y-4 py-4">
              {/* evcp 롤 선택 */}
              {evcpUsers.length > 0 &&
                <FormField
                  control={form.control}
                  name="evcpRoles"
                  render={({ field }) => (
                    <FormItem>
                      <FormLabel>eVCP Role</FormLabel>
                      <FormControl>
                        <MultiSelect
                          options={evcpRoles.map((role) => ({ value: String(role.id), label: role.name }))}
                          onValueChange={(values) => {
                            field.onChange(values);
                          }}

                        />
                      </FormControl>
                      <FormMessage />
                    </FormItem>
                  )}
                />
              }
            </div>

            <DialogFooter>
              <Button
                type="button"
                variant="outline"
                onClick={() => setOpen(false)}
                disabled={isAddPending}
              >
                Cancel
              </Button>
              <Button
                type="submit"
                disabled={form.formState.isSubmitting || isAddPending}
              >
                {isAddPending && (
                  <Loader
                    className="mr-2 size-4 animate-spin"
                    aria-hidden="true"
                  />
                )}
                Assgin
              </Button>
            </DialogFooter>
          </form>
        </Form>
      </DialogContent>
    </Dialog>
  )
}