tiefen_space_app/screeens/EditSpacePost/index.jsx

import {
  View,
  Text,
  TextInput,
  ScrollView,
  ActivityIndicator,
  Modal,
  KeyboardAvoidingView,
  TouchableOpacity,
  Platform,
} from "react-native";
import React, { useState, useEffect, useCallback } from "react";
import { useTailwind } from "tailwind-rn";
import { useSafeAreaInsets } from "react-native-safe-area-context";
import MediaPicker from "../../components/MediaPicker";
import Toast from "react-native-toast-message";
import { multiUpload } from "../../utils/upload";
import baseRequest from "../../utils/baseRequest";
import { generateSignature } from "../../utils/crypto";
import { Image } from "expo-image";
import { Icon } from "@rneui/themed";
import { Button, Switch } from "@rneui/themed";

export default function EditSpacePost({ navigation, route }) {
  const data = route.params.data;

  const tailwind = useTailwind();
  const insets = useSafeAreaInsets();

  const [content, setContent] = useState(
    data?.paid_text
      ? data.text.slice(0, data.text.length - data.paid_text.length)
      : data.text
  );
  const [isSubmitting, setIsSubmitting] = useState(false);

  //付费设置弹窗是否展示
  const [isModalVisible, setIsModalVisible] = useState(false);

  //价格
  const [price, setPrice] = useState((data?.price / 100)?.toString());

  //可预览文案行数
  const [textVisibleRange, setTextVisibleRange] = useState(
    data?.text_visible_range?.toString()
  );

  //可预览图片张数
  const [imageVisibleRange, setImageVisibleRange] = useState(
    data?.media_visible_range?.toString()
  );

  //是否模糊封面
  const [blurCover, setBlurCover] = useState(
    data?.is_blurring_cover === 1 ? true : false
  );

  //是否铁粉免费查看
  const [isFreeForIronfan, setIsFreeForIronfan] = useState(
    data?.is_ironfan_visible === 1 ? true : false
  );

  //是否添加付费文案
  const [isCreatingPaidText, setIsCreatingPaidText] = useState(
    data?.is_creating_paid_text === 1 ? true : false
  );

  //付费文案内容
  const [paidText, setPaidText] = useState(
    data?.paid_text ? data.paid_text.substring(1) : data?.paid_text
  );

  //保存付费设置
  const handleSavePaymentSetting = () => {
    if (parseFloat(price) === 0) {
      Toast.show({
        type: "error",
        text1: "不可改为免费动态",
        topOffset: 60,
      });
      return;
    }
    if (parseFloat(price) < 0) {
      Toast.show({
        type: "error",
        text1: "请输入正确区间的价格",
        topOffset: 60,
      });
      return;
    }
    if (parseFloat(price) > 0 && parseInt(parseFloat(price) * 100, 10) < 100) {
      Toast.show({
        type: "error",
        text1: "请输入正确区间的价格",
        topOffset: 60,
      });
      return;
    }
    if (parseInt(parseFloat(price) * 100, 10) > 300000) {
      Toast.show({
        type: "error",
        text1: "请输入正确区间的价格",
        topOffset: 60,
      });
      return;
    }
    if (parseInt(textVisibleRange, 10) < 1) {
      Toast.show({
        type: "error",
        text1: "请输入正确区间的可预览文案行数",
        topOffset: 60,
      });
      return;
    }
    if (
      parseInt(imageVisibleRange, 10) < 0 ||
      parseInt(imageVisibleRange, 10) > 3
    ) {
      Toast.show({
        type: "error",
        text1: "请输入正确区间的可预览图片张数",
        topOffset: 60,
      });
      return;
    }
    setIsModalVisible(false);
  };

  //保存新添加的媒体
  const [newMeidaAssets, setNewMediaAssets] = useState([]);
  //展示旧媒体组件
  const [oldMediaAssets, setOldMediaAssets] = useState(
    data.m_type === 1
      ? data.media_component.images
      : data.media_component.videos
  );
  const DisplayOldMedia = useCallback(
    ({ url, index }) => {
      const handleDelete = () => {
        const updatedAssets = [...oldMediaAssets];
        updatedAssets.splice(index, 1);
        setOldMediaAssets(updatedAssets);
      };
      return (
        <View
          style={{
            aspectRatio: 1,
            ...tailwind("w-1/4 p-1"),
          }}
        >
          <Image
            style={tailwind("w-full h-full rounded-lg")}
            source={url}
            contentFit="cover"
            cachePolicy="disk"
          />
          <View style={tailwind("absolute top-2 right-2")}>
            <Icon
              type="ionicon"
              name="close"
              color="white"
              size={18}
              onPress={handleDelete}
              style={tailwind("bg-black rounded-full opacity-70")}
            />
          </View>
        </View>
      );
    },
    [oldMediaAssets]
  );

  //发布更新内容
  const handleSubmit = async () => {
    if (!content) {
      Toast.show({
        type: "error",
        text1: "动态内容不能为空",
        topOffset: 60,
      });
      return;
    }
    if (oldMediaAssets.length === 0 && newMeidaAssets.length === 0) {
      Toast.show({
        type: "error",
        text1: "请选择要上传的图片或视频",
        topOffset: 60,
      });
      return;
    }
    if (
      data.m_type === 1 &&
      oldMediaAssets.length + newMeidaAssets.length > 30
    ) {
      Toast.show({
        type: "error",
        text1: "最多只能上传30张照片哦！",
        topOffset: 60,
      });
      return;
    }
    if (
      data.m_type === 2 &&
      oldMediaAssets.length + newMeidaAssets.length > 1
    ) {
      Toast.show({
        type: "error",
        text1: "最多只能上传1个视频哦！",
        topOffset: 60,
      });
      return;
    }
    if (
      data.c_type === 1 &&
      data.m_type === 1 &&
      oldMediaAssets.length + newMeidaAssets.length <= imageVisibleRange
    ) {
      Toast.show({
        type: "error",
        text1: "预览图片数不得大于等于上传图片数",
        topOffset: 60,
      });
      return;
    }
    if (isCreatingPaidText && !paidText) {
      Toast.show({
        type: "error",
        text1: "请填写付费文案",
        topOffset: 60,
      });
      return;
    }
    //提交数据
    if (isSubmitting) return;
    setIsSubmitting(true);
    const newMediaIds = await multiUpload(newMeidaAssets);
    const oldMediaIds = oldMediaAssets.map((item) => item.id);
    const media = {
      image_ids:
        data.m_type === 1 ? [...oldMediaIds, ...newMediaIds?.image_ids] : [],
      video_ids:
        data.m_type === 2 ? [...oldMediaIds, ...newMediaIds?.video_ids] : [],
    };
    const apiUrl = process.env.EXPO_PUBLIC_API_URL;
    try {
      const base = await baseRequest();
      const body = {
        ...base,
        id: data.id,
        c_type: data.c_type,
        m_type: data.m_type,
        text: content,
        media_component: media,
        text_visible_range: textVisibleRange
          ? parseInt(textVisibleRange, 10)
          : 999,
        media_visible_range: imageVisibleRange
          ? parseInt(imageVisibleRange, 10)
          : 1,
        is_blurring_cover: blurCover ? 1 : 0,
        is_ironfan_visible: isFreeForIronfan ? 1 : 0,
        price: parseFloat(price) ? parseInt(parseFloat(price) * 100, 10) : null,
        is_creating_paid_text: isCreatingPaidText ? 1 : 0,
        paid_text: paidText,
      };
      const signature = await generateSignature(body);
      const _response = await fetch(
        `${apiUrl}/api/zone_moment/update?signature=${signature}`,
        {
          method: "POST",
          headers: {
            "Content-Type": "application/json",
          },
          body: JSON.stringify(body),
        }
      );
      const _data = await _response.json();
      if (_data.ret === -1) {
        Toast.show({
          type: "error",
          text1: _data.msg,
          topOffset: 60,
        });
        return;
      }
      //提交成功后显示Toast并返回上一页
      Toast.show({
        type: "success",
        text1: "编辑成功",
        topOffset: 60,
      });
      navigation.goBack();
    } catch (error) {
      console.error(error);
    } finally {
      setIsSubmitting(false);
    }
  };

  //发布按钮
  useEffect(() => {
    navigation.setOptions({
      headerRight: () => (
        <Text
          onPress={handleSubmit}
          style={tailwind("text-[#FF669E] text-base font-medium")}
        >
          {isSubmitting ? "" : "发布"}
          {isSubmitting && <ActivityIndicator size="small" color="white" />}
        </Text>
      ),
    });
  }, [isSubmitting, handleSubmit]);

  return (
    <KeyboardAvoidingView
      behavior={Platform.OS == "ios" ? "padding" : "height"}
      keyboardVerticalOffset={insets.bottom + 60}
      style={{
        paddingLeft: insets.left,
        paddingRight: insets.right,
        ...tailwind("flex-1"),
      }}
    >
      <ScrollView>
        <View style={tailwind("p-4")}>
          {data?.status === 3 && (
            <View style={tailwind("mb-4")}>
              <Text
                style={tailwind("text-base font-medium text-[#F53030] mb-2")}
              >
                违规详情
              </Text>
              <View style={tailwind("p-4 rounded-2xl bg-[#FFFFFF1A]")}>
                {data.text_audit_opinion && (
                  <Text style={tailwind("text-sm font-medium text-white")}>
                    <Text style={tailwind("text-[#F53030]")}>
                      文案违规原因：
                    </Text>
                    {data.text_audit_opinion}
                  </Text>
                )}
                {data.image_audit_opinion && (
                  <Text style={tailwind("text-sm font-medium text-white")}>
                    <Text style={tailwind("text-[#F53030]")}>
                      图片/视频违规原因：
                    </Text>
                    {data.image_audit_opinion}
                  </Text>
                )}
                {data.manually_review_opinion && (
                  <Text style={tailwind("text-sm font-medium text-white")}>
                    <Text style={tailwind("text-[#F53030]")}>运营追加：</Text>
                    {data.manually_review_opinion}
                  </Text>
                )}
              </View>
            </View>
          )}
          <Text style={tailwind("text-base font-medium text-white")}>
            动态内容
          </Text>
          <TextInput
            placeholder="请遵守平台准则，严禁发布违规内容"
            placeholderTextColor="#FFFFFF80"
            underlineColorAndroid="transparent"
            multiline
            textAlignVertical="top"
            onChangeText={(value) => setContent(value)}
            value={content}
            style={tailwind(
              "h-32 bg-[#FFFFFF1A] text-white rounded-2xl mt-2 mb-4 p-2"
            )}
          />
          {isCreatingPaidText && (
            <>
              <Text style={tailwind("text-base font-medium text-white")}>
                付费文案
              </Text>
              <TextInput
                placeholder="仅在用户解锁后展示，请勿发布违规内容"
                placeholderTextColor="#FFFFFF80"
                underlineColorAndroid="transparent"
                multiline
                textAlignVertical="top"
                onChangeText={(value) => setPaidText(value)}
                value={paidText}
                style={tailwind(
                  "h-32 bg-[#FFFFFF1A] text-white rounded-2xl mt-2 mb-4 p-2"
                )}
              />
            </>
          )}
          <View style={tailwind("flex-row flex-wrap")}>
            {oldMediaAssets.map((item, index) => (
              <DisplayOldMedia key={index} url={item?.urls[0]} index={index} />
            ))}
          </View>
          <MediaPicker
            maxCount={data.m_type === 1 ? 30 : 1}
            type={data.m_type === 1 ? "image" : "video"}
            setAssets={setNewMediaAssets}
          />
          {data.c_type === 1 && (
            <Button
              color="#FF669E"
              radius="999"
              size="md"
              onPress={() => setIsModalVisible(!isModalVisible)}
              titleStyle={tailwind("text-base")}
              containerStyle={tailwind("mt-4 w-28")}
            >
              付费设置
            </Button>
          )}
          {data.m_type === 1 && (
            <Modal
              visible={isModalVisible}
              transparent={true}
              statusBarTranslucent
              animationType="slide"
            >
              <TouchableOpacity
                activeOpacity={1}
                style={{
                  paddingBottom: insets.bottom,
                  paddingLeft: insets.left,
                  paddingRight: insets.right,
                  ...tailwind("flex flex-1 bg-[#00000080] px-4"),
                }}
                onPress={handleSavePaymentSetting}
              >
                <KeyboardAvoidingView
                  style={tailwind("flex-1")}
                  behavior="padding"
                >
                  <TouchableOpacity
                    activeOpacity={1}
                    style={{
                      gap: 8,
                      ...tailwind(
                        "flex flex-col mt-auto mb-2 bg-[#17161A] rounded-3xl"
                      ),
                    }}
                  >
                    <View
                      style={{
                        gap: 8,
                        ...tailwind("flex flex-col px-6 pt-6 pb-2"),
                      }}
                    >
                      <View style={tailwind("flex flex-row items-center")}>
                        <Text
                          style={tailwind("text-white text-base font-medium")}
                        >
                          价格：¥
                        </Text>
                        <TextInput
                          placeholder="¥1～3000"
                          placeholderTextColor="#FFFFFF80"
                          keyboardType="numeric"
                          underlineColorAndroid="transparent"
                          onChangeText={(value) => setPrice(value)}
                          value={price}
                          style={tailwind(
                            "flex-1 bg-[#FFFFFF1A] text-white rounded-2xl px-4 h-8 mx-2"
                          )}
                        />
                        <Text
                          onPress={() => setPrice("0")}
                          style={tailwind(
                            "text-[#FF669E] text-base font-medium"
                          )}
                        >
                          免费
                        </Text>
                      </View>
                      {parseFloat(price) > 0 && (
                        <>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              可预览图片：
                            </Text>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium"
                              )}
                            >
                              前
                            </Text>
                            <TextInput
                              placeholder="0~3"
                              placeholderTextColor="#FFFFFF80"
                              keyboardType="numeric"
                              underlineColorAndroid="transparent"
                              onChangeText={(value) =>
                                setImageVisibleRange(value)
                              }
                              value={imageVisibleRange}
                              style={tailwind(
                                "bg-[#FFFFFF1A] text-white rounded-2xl px-4 mx-2 h-8"
                              )}
                            />
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium"
                              )}
                            >
                              张
                            </Text>
                            <Text
                              onPress={() => setImageVisibleRange("0")}
                              style={tailwind(
                                "text-[#FF669E] text-base font-medium ml-auto"
                              )}
                            >
                              不可预览
                            </Text>
                          </View>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              添加付费文案：
                            </Text>
                            <Switch
                              value={isCreatingPaidText}
                              onValueChange={(value) =>
                                setIsCreatingPaidText(value)
                              }
                              thumbColor="#ffffff"
                              trackColor={{
                                true: "#FF669E",
                                false: "#FFFFFF1A",
                              }}
                            />
                          </View>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              铁粉免费查看：
                            </Text>
                            <Switch
                              value={isFreeForIronfan}
                              onValueChange={(value) =>
                                setIsFreeForIronfan(value)
                              }
                              thumbColor="#ffffff"
                              trackColor={{
                                true: "#FF669E",
                                false: "#FFFFFF1A",
                              }}
                            />
                          </View>
                        </>
                      )}
                    </View>
                    <TouchableOpacity
                      onPress={handleSavePaymentSetting}
                      style={{
                        height: 52,
                        ...tailwind(
                          "flex justify-center items-center border-t border-[#FFFFFF14]"
                        ),
                      }}
                    >
                      <Text
                        style={tailwind("text-white text-base font-medium")}
                      >
                        保存
                      </Text>
                    </TouchableOpacity>
                  </TouchableOpacity>
                </KeyboardAvoidingView>
              </TouchableOpacity>
              <Toast />
            </Modal>
          )}
          {data.m_type === 2 && (
            <Modal
              visible={isModalVisible}
              transparent={true}
              statusBarTranslucent
              animationType="slide"
            >
              <TouchableOpacity
                activeOpacity={1}
                style={{
                  paddingBottom: insets.bottom,
                  paddingLeft: insets.left,
                  paddingRight: insets.right,
                  ...tailwind("flex flex-1 bg-[#00000080] px-4"),
                }}
                onPress={handleSavePaymentSetting}
              >
                <KeyboardAvoidingView
                  style={tailwind("flex-1")}
                  behavior="padding"
                >
                  <TouchableOpacity
                    activeOpacity={1}
                    style={{
                      gap: 8,
                      ...tailwind(
                        "flex flex-col mt-auto mb-2 bg-[#17161A] rounded-3xl"
                      ),
                    }}
                  >
                    <View
                      style={{
                        gap: 8,
                        ...tailwind("flex flex-col px-6 pt-6 pb-2"),
                      }}
                    >
                      <View style={tailwind("flex flex-row items-center")}>
                        <Text
                          style={tailwind("text-white text-base font-medium")}
                        >
                          价格：¥
                        </Text>
                        <TextInput
                          placeholder="¥1～3000"
                          placeholderTextColor="#FFFFFF80"
                          keyboardType="numeric"
                          underlineColorAndroid="transparent"
                          onChangeText={(value) => setPrice(value)}
                          value={price}
                          style={tailwind(
                            "flex-1 bg-[#FFFFFF1A] text-white rounded-2xl px-4 h-8 mx-2"
                          )}
                        />
                        <Text
                          onPress={() => setPrice("0")}
                          style={tailwind(
                            "text-[#FF669E] text-base font-medium"
                          )}
                        >
                          免费
                        </Text>
                      </View>
                      {parseFloat(price) > 0 && (
                        <>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              添加付费文案：
                            </Text>
                            <Switch
                              value={isCreatingPaidText}
                              onValueChange={(value) =>
                                setIsCreatingPaidText(value)
                              }
                              thumbColor="#ffffff"
                              trackColor={{
                                true: "#FF669E",
                                false: "#FFFFFF1A",
                              }}
                            />
                          </View>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              封面模糊：
                            </Text>
                            <Switch
                              value={blurCover}
                              onValueChange={(value) => setBlurCover(value)}
                              thumbColor="#ffffff"
                              trackColor={{
                                true: "#FF669E",
                                false: "#FFFFFF1A",
                              }}
                            />
                          </View>
                          <View style={tailwind("flex flex-row items-center")}>
                            <Text
                              style={tailwind(
                                "text-white text-base font-medium mr-2"
                              )}
                            >
                              铁粉免费查看：
                            </Text>
                            <Switch
                              value={isFreeForIronfan}
                              onValueChange={(value) =>
                                setIsFreeForIronfan(value)
                              }
                              thumbColor="#ffffff"
                              trackColor={{
                                true: "#FF669E",
                                false: "#FFFFFF1A",
                              }}
                            />
                          </View>
                        </>
                      )}
                    </View>
                    <TouchableOpacity
                      onPress={handleSavePaymentSetting}
                      style={{
                        height: 52,
                        ...tailwind(
                          "flex justify-center items-center border-t border-[#FFFFFF14]"
                        ),
                      }}
                    >
                      <Text
                        style={tailwind("text-white text-base font-medium")}
                      >
                        保存
                      </Text>
                    </TouchableOpacity>
                  </TouchableOpacity>
                </KeyboardAvoidingView>
              </TouchableOpacity>
            </Modal>
          )}
        </View>
      </ScrollView>
    </KeyboardAvoidingView>
  );
}