import ButtonBackHeader from "@/components/buttonBackHeader";
import ButtonSaveHeader from "@/components/buttonSaveHeader";
import { InputForm } from "@/components/inputForm";
import Styles from "@/constants/Styles";
import { apiCancelProject } from "@/lib/api";
import { setUpdateProject } from "@/lib/projectUpdate";
import { useAuthSession } from "@/providers/AuthProvider";
import { router, Stack, useLocalSearchParams } from "expo-router";
import { useEffect, useState } from "react";
import { SafeAreaView, ScrollView, View } from "react-native";
import Toast from "react-native-toast-message";
import { useDispatch, useSelector } from "react-redux";

export default function ProjectCancel() {
   const { token, decryptToken } = useAuthSession();
   const { id } = useLocalSearchParams<{ id: string }>();
   const dispatch = useDispatch();
   const update = useSelector((state: any) => state.projectUpdate);
   const [reason, setReason] = useState("");
   const [error, setError] = useState(false);
   const [disable, setDisable] = useState(false);
   const [loading, setLoading] = useState(false)


   function onValidation(val: string) {
      setReason(val)
      if (val == "" || val == "null") {
         setError(true)
      } else {
         setError(false)
      }
   }

   function checkAll() {
      if (reason == "" || reason == "null" || error) {
         setDisable(true)
      } else {
         setDisable(false)
      }
   }

   useEffect(() => {
      checkAll()
   }, [reason, error]);

   async function handleCancel() {
      try {
         setLoading(true)
         const hasil = await decryptToken(String(token?.current));
         const response = await apiCancelProject({
            reason: reason,
            user: hasil,
         }, id);
         if (response.success) {
            dispatch(setUpdateProject({ ...update, data: !update.data }))
            Toast.show({ type: 'small', text1: 'Berhasil membatalkan kegiatan', })
            router.back();
         }
      } catch (error) {
         console.error(error);
         Toast.show({ type: 'small', text1: 'Terjadi kesalahan', })
      } finally {
         setLoading(false)
      }
   }

   return (
      <SafeAreaView>
         <Stack.Screen
            options={{
               headerLeft: () => (
                  <ButtonBackHeader
                     onPress={() => {
                        router.back();
                     }}
                  />
               ),
               headerTitle: "Pembatalan Kegiatan",
               headerTitleAlign: "center",
               headerRight: () => (
                  <ButtonSaveHeader
                     disable={disable || loading}
                     category="cancel"
                     onPress={() => {
                        handleCancel();
                     }}
                  />
               ),
            }}
         />
         <ScrollView
            showsVerticalScrollIndicator={false}
            style={[Styles.h100]}
         >
            <View style={[Styles.p15]}>
               <InputForm
                  label="Alasan Pembatalan"
                  type="default"
                  placeholder="Alasan Pembatalan"
                  required
                  bg="white"
                  error={error}
                  errorText="Alasan pembatalan harus diisi"
                  onChange={(val) => onValidation(val)}
                  multiline
               />
            </View>
         </ScrollView>
      </SafeAreaView>
   );
}