package com.baiyue.lastleg.controller;

import com.baiyue.lastleg.delivery.controller.DeliveryTransferController;
import com.baiyue.lastleg.dispatch.controller.DispatchController;
import com.baiyue.lastleg.dispatch.controller.DispatchQueryController;
import com.baiyue.lastleg.dispatch.controller.SmartDispatchController;
import com.baiyue.lastleg.dispatch.pda.controller.DispatchPdaController;
import com.baiyue.lastleg.inboundplan.pda.controller.ReceivingContainerController;
import com.baiyue.lastleg.inventory.command.controller.InventoryCommandController;
import org.junit.jupiter.api.Test;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.DeleteMapping;

import java.util.Arrays;
import java.util.Set;
import java.util.stream.Collectors;
import java.nio.file.Files;
import java.nio.file.Path;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

class Phase4BrowserApiBoundaryTest {
    @Test
    void onlyStableContainerReceivingUsesThePdaInboundAccessDomain() throws Exception {
        assertTrue(basePath(ReceivingContainerController.class).startsWith("/api/pda/v1/"));
        assertFalse(basePath(ReceivingContainerController.class).contains("/api/platform/"));
        Path controllers = Path.of("src/main/java/com/baiyue/lastleg/inboundplan/pda/controller");
        String source = Files.walk(controllers).filter(path -> path.toString().endsWith(".java"))
            .map(path -> {
                try { return Files.readString(path); }
                catch (Exception exception) { throw new IllegalStateException(exception); }
            }).collect(Collectors.joining("\n"));
        assertFalse(source.contains("/api/pda/v1/last-leg/inbound-plans/{planNo}"));
        assertFalse(source.contains("@RequestParam(required = false) String customerId"));
    }

    @Test
    void excludedOutboundControllersAreDisabledUnlessExplicitlyEnabledLater() {
        for (Class<?> type : new Class<?>[] {
            DispatchController.class, DeliveryTransferController.class, DispatchPdaController.class
        }) {
            ConditionalOnProperty condition = type.getAnnotation(ConditionalOnProperty.class);
            assertTrue(condition != null, type.getSimpleName());
            assertTrue(Arrays.asList(condition.name()).contains("lastleg.future-outbound-api.enabled"));
            assertFalse(condition.matchIfMissing());
        }
    }

    @Test
    void dispatchQueryIsIndependentlyEnabledWithoutExposingOutboundCommands() {
        ConditionalOnProperty condition = DispatchQueryController.class.getAnnotation(ConditionalOnProperty.class);
        assertTrue(condition != null);
        assertTrue(Arrays.asList(condition.name()).contains("lastleg.dispatch-query-api.enabled"));
        assertFalse(condition.matchIfMissing());
        assertTrue(Arrays.stream(DispatchQueryController.class.getDeclaredMethods())
            .filter(method -> method.isAnnotationPresent(GetMapping.class)).count() == 2);
        assertFalse(Arrays.stream(DispatchQueryController.class.getDeclaredMethods())
            .flatMap(method -> Arrays.stream(method.getAnnotations()))
            .anyMatch(annotation -> Set.of("PostMapping", "PutMapping", "DeleteMapping")
                .contains(annotation.annotationType().getSimpleName())));
    }

    @Test
    void dispatchQueryIsEnabledByDefaultWithoutEnablingOutboundCommands() throws Exception {
        String yaml = Files.readString(Path.of("src/main/resources/application.yml"));
        assertTrue(yaml.contains("enabled: ${LASTLEG_DISPATCH_QUERY_API_ENABLED:true}"));
        assertTrue(yaml.contains("enabled: ${LASTLEG_SMART_DISPATCH_API_ENABLED:true}"));
        assertFalse(yaml.contains("future-outbound-api:"));
    }

    @Test
    void smartDispatchOnlyExposesCandidatePreArrangeAndDraftLifecycleEndpoints() {
        ConditionalOnProperty condition = SmartDispatchController.class.getAnnotation(ConditionalOnProperty.class);
        assertTrue(condition != null);
        assertTrue(Arrays.asList(condition.name()).contains("lastleg.smart-dispatch-api.enabled"));
        assertFalse(condition.matchIfMissing());
        assertTrue(Arrays.stream(SmartDispatchController.class.getDeclaredMethods())
            .filter(method -> method.isAnnotationPresent(GetMapping.class)).count() == 2);
        assertTrue(Arrays.stream(SmartDispatchController.class.getDeclaredMethods())
            .filter(method -> method.isAnnotationPresent(PostMapping.class)).count() == 6);
        assertTrue(Arrays.stream(SmartDispatchController.class.getDeclaredMethods())
            .filter(method -> method.isAnnotationPresent(DeleteMapping.class)).count() == 1);
        assertTrue(Arrays.stream(SmartDispatchController.class.getDeclaredMethods())
            .filter(method -> method.isAnnotationPresent(DeleteMapping.class))
            .allMatch(method -> Arrays.asList(method.getAnnotation(DeleteMapping.class).value())
                .contains("/drafts/{draftToken}/containers/{containerId}")));
        assertFalse(Arrays.stream(SmartDispatchController.class.getDeclaredMethods())
            .flatMap(method -> Arrays.stream(method.getAnnotations()))
            .anyMatch(annotation -> Set.of("PutMapping", "PatchMapping")
                .contains(annotation.annotationType().getSimpleName())));
    }

    @Test
    void platformInventoryCommandsDoNotMapOutboundAllocationPickingOrShipping() {
        Set<String> paths = Arrays.stream(InventoryCommandController.class.getDeclaredMethods())
            .flatMap(method -> Arrays.stream(method.getAnnotations()))
            .filter(annotation -> annotation.annotationType().getName().startsWith("org.springframework.web.bind.annotation"))
            .flatMap(annotation -> {
                try {
                    return Arrays.stream((String[]) annotation.annotationType().getMethod("value").invoke(annotation));
                } catch (ReflectiveOperationException ignored) {
                    return java.util.stream.Stream.empty();
                }
            }).collect(Collectors.toSet());
        assertFalse(paths.contains("/allocate"));
        assertFalse(paths.contains("/unallocate"));
        assertFalse(paths.contains("/pick"));
        assertFalse(paths.contains("/ship"));
    }

    private static String basePath(Class<?> type) {
        return type.getAnnotation(RequestMapping.class).value()[0];
    }
}