package com.nodka.zysjtest;

import android.app.ZysjSystemManager;
import android.content.Context;

import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class LauncherActivity extends BaseTestActivity {
    private static final String SERVICE_NOT_FOUND_MESSAGE = "未获取到 ZysjSystemManager 系统服务";

    private ZysjSystemManager zysjSystemManager;

    @Override
    protected String getPageTitle() {
        return "开机自启接口测试";
    }

    @Override
    protected List<TestItem> getTestItems() {
        return Arrays.asList(
                new TestItem(
                        "设置应用开机自启动",
                        "bootstrap",
                        "packageName：应用包名；className：应用类名；enabled：true=开启自启，false=关闭自启。",
                        this::bootstrap,
                        TestItem.InputField.text(
                                "请输入 packageName",
                                "com.android.settings",
                                "packageName"),
                        TestItem.InputField.text(
                                "请输入 className",
                                "com.android.settings.Settings",
                                "className"),
                        TestItem.InputField.text(
                                "请输入 enabled：true=开启，false=关闭",
                                "true",
                                "enabled"))
        );
    }

    private ZysjSystemManager zysjSystemManager() {
        if (zysjSystemManager != null) {
            return zysjSystemManager;
        }

        for (String serviceName : getServiceNameCandidates()) {
            Object service = getSystemService(serviceName);
            if (service instanceof ZysjSystemManager) {
                zysjSystemManager = (ZysjSystemManager) service;
                return zysjSystemManager;
            }
        }

        throw new IllegalStateException(SERVICE_NOT_FOUND_MESSAGE);
    }

    private List<String> getServiceNameCandidates() {
        List<String> candidates = new ArrayList<>();
        addContextFieldCandidate(candidates, "ZYSJ_SYSTEM_SERVICE");
        addContextFieldCandidate(candidates, "ZYSJ_SERVICE");
        candidates.add("zysj_system");
        candidates.add("zysj");
        candidates.add("zysj_system_service");
        return candidates;
    }

    private void addContextFieldCandidate(List<String> candidates, String fieldName) {
        try {
            Field field = Context.class.getField(fieldName);
            Object value = field.get(null);
            if (value instanceof String && !candidates.contains(value)) {
                candidates.add((String) value);
            }
        } catch (NoSuchFieldException ignored) {
        } catch (IllegalAccessException e) {
            throw new IllegalStateException("读取 Context." + fieldName + " 失败", e);
        }
    }

    private String bootstrap(TestItem item, String[] inputs) {
        try {
            boolean enabled = parseBoolean(inputs, 2, "enabled");
            if (enabled) {
                String packageName = requireInput(inputs, 0, "packageName");
                String className = requireInput(inputs, 1, "className");
                zysjSystemManager().bootstrap(packageName, className, true);
            } else {
                zysjSystemManager().bootstrap("", "", false);
            }
            return "bootstrap 调用完成";
        } catch (Throwable e) {
            return "bootstrap 调用失败：" + e.getClass().getName() + ": " + e.getMessage();
        }
    }

    private boolean parseBoolean(String[] inputs, int index, String fieldName) {
        String value = requireInput(inputs, index, fieldName);
        if ("true".equalsIgnoreCase(value)) {
            return true;
        }
        if ("false".equalsIgnoreCase(value)) {
            return false;
        }
        throw new IllegalArgumentException(fieldName + " 只能是 true 或 false");
    }

    private String requireInput(String[] inputs, int index, String fieldName) {
        if (index >= inputs.length || inputs[index] == null || inputs[index].trim().isEmpty()) {
            throw new IllegalArgumentException(fieldName + " 不能为空");
        }
        return inputs[index].trim();
    }
}