package com.castlabs.reactnative.utils;

import android.net.Uri;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;

import com.castlabs.android.drm.Drm;
import com.castlabs.reactnative.network.RequestMethod;
import com.castlabs.reactnative.network.ResourceType;
import com.facebook.react.bridge.Arguments;
import com.facebook.react.bridge.WritableMap;

import java.util.List;
import java.util.Map;

/**
 * The event emitter.
 */
public class DrmEventEmitter extends BaseEventEmitter {
    public DrmEventEmitter(EventEmitter emitter) {
        super(emitter);
    }

    /**
     * Emits the newRequest event.
     *
     * @param playerId  the player ID
     * @param requestId the request ID
     * @param type      the resource type
     * @param method    the request method
     * @param url       the resource uri
     * @param headers   the request headers
     * @param body      the request body
     */
    public void emitNewRequest(
            final @NonNull String playerId,
            final @NonNull String requestId,
            final @NonNull ResourceType type,
            final @NonNull RequestMethod method,
            final @NonNull Uri url,
            final @NonNull Map<String, String> headers,
            final @Nullable byte[] body
    ) {
        final WritableMap event = Arguments.createMap();
        event.putString("requestId", requestId);
        event.putString("type", type.value);
        event.putString("method", method.value);
        event.putString("url", url.toString());
        event.putMap("headers", BridgeSerializer.toRequestHeaders(headers));
        event.putString("body", BridgeSerializer.toBase64(body));

        emit(playerId, "newRequest", event);
    }

    /**
     * Emits the new response.
     *
     * @param playerId   the player ID
     * @param responseId the response ID
     * @param type       the response type
     * @param status     the response status
     * @param url        the response uri
     * @param headers    the response headers
     * @param body       the response body
     */
    public void emitNewResponse(
            final @NonNull String playerId,
            final @NonNull String responseId,
            final @NonNull ResourceType type,
            final int status,
            final @NonNull Uri url,
            final @NonNull Map<String, List<String>> headers,
            final @Nullable byte[] body
    ) {
        final WritableMap event = Arguments.createMap();
        event.putString("responseId", responseId);
        event.putString("type", type.value);
        event.putInt("status", status);
        event.putString("url", url.toString());
        event.putMap("headers", BridgeSerializer.toResponseHeaders(headers));
        event.putString("body", BridgeSerializer.toBase64(body));
        emit(playerId, "newResponse", event);
    }

    /**
     * Emits the DRM changed.
     *
     * @param playerId player ID
     * @param drm      key system
     */
    public void emitDrmChanged(
            final @NonNull String playerId,
            final @NonNull Drm drm
    ) {
        WritableMap event = Arguments.createMap();
        event.putString("drm", BridgeSerializer.toDrm(drm));
        emit(playerId, "drmChanged", event);
    }
}