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package com.xiaomi.infra.galaxy.sds.examples;

import com.xiaomi.infra.galaxy.sds.client.ClientFactory;
import com.xiaomi.infra.galaxy.sds.thrift.AdminService;
import com.xiaomi.infra.galaxy.sds.thrift.AppInfo;
import com.xiaomi.infra.galaxy.sds.thrift.CannedAcl;
import com.xiaomi.infra.galaxy.sds.thrift.CommonConstants;
import com.xiaomi.infra.galaxy.sds.thrift.Credential;
import com.xiaomi.infra.galaxy.sds.thrift.DataType;
import com.xiaomi.infra.galaxy.sds.thrift.EntityGroupSpec;
import com.xiaomi.infra.galaxy.sds.thrift.KeySpec;
import com.xiaomi.infra.galaxy.sds.thrift.LocalSecondaryIndexSpec;
import com.xiaomi.infra.galaxy.sds.thrift.OAuthInfo;
import com.xiaomi.infra.galaxy.sds.thrift.ProvisionThroughput;
import com.xiaomi.infra.galaxy.sds.thrift.SecondaryIndexConsistencyMode;
import com.xiaomi.infra.galaxy.sds.thrift.TableMetadata;
import com.xiaomi.infra.galaxy.sds.thrift.TableQuota;
import com.xiaomi.infra.galaxy.sds.thrift.TableSchema;
import com.xiaomi.infra.galaxy.sds.thrift.TableSpec;
import com.xiaomi.infra.galaxy.sds.thrift.UserType;
import libthrift091.TException;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class ExtAppTableCreator {
  private static AdminService.Iface adminClient;
  private static final UserType userType = UserType.APP_SECRET;
  private String appId;
  private String secretKeyId;
  private String secretKey;
  private String endpoint;
  private String tableName;
  private OAuthInfo oauthIfo;
  private String extAppId;

  public ExtAppTableCreator(String appId, String secretKeyId, String secretKey, String tableName,
      String endpoint, OAuthInfo oauthIfo, String extAppId) throws TException {
    this.appId = appId;
    this.secretKeyId = secretKeyId;
    this.secretKey = secretKey;
    this.tableName = tableName;
    this.endpoint = endpoint;
    this.oauthIfo = oauthIfo;
    this.extAppId = extAppId;
    init();
  }

  private void init() throws TException {
    Credential credential = new Credential().setSecretKeyId(secretKeyId).setSecretKey(secretKey)
        .setType(userType);
    ClientFactory clientFactory = new ClientFactory().setCredential(credential);
    adminClient = clientFactory
        .newAdminClient(endpoint + CommonConstants.ADMIN_SERVICE_PATH, 50000, 3000);
    // save the mapping from appUserAuthProvider to extAppId
    // for use the xiaomi AppId and appUserAuthProvider to get extAppId in createCredential.

    AppInfo appInfo = new AppInfo();
    appInfo.setAppId(appId);
    Map oAuthMap = new HashMap();
    oAuthMap.put(oauthIfo.getAppUserAuthProvider().name(), extAppId);
    appInfo.setOauthAppMapping(oAuthMap);
    // Notice: saveAppInfo with cover the original app info
    adminClient.saveAppInfo(appInfo);
  }

  private TableSpec tableSpec() {
    EntityGroupSpec entityGroupSpec = new EntityGroupSpec().setAttributes(Arrays.asList(
        new KeySpec[] { new KeySpec().setAttribute("userId") })); // This entity group is for access control
    List primaryKey = Arrays.asList(new KeySpec[] { new KeySpec().setAttribute("noteId") });
    Map secondaryIndexSpecMap = new HashMap();
    LocalSecondaryIndexSpec mtimeIndex = new LocalSecondaryIndexSpec();
    mtimeIndex.setIndexSchema(Arrays.asList(new KeySpec[] { new KeySpec().setAttribute("mtime") }));
    mtimeIndex.setProjections(Arrays.asList("title", "noteId"));
    mtimeIndex.setConsistencyMode(SecondaryIndexConsistencyMode.EAGER);
    secondaryIndexSpecMap.put("mtime", mtimeIndex);
    LocalSecondaryIndexSpec catIndex = new LocalSecondaryIndexSpec();
    catIndex.setIndexSchema(Arrays.asList(new KeySpec[] { new KeySpec().setAttribute("category") }));
    catIndex.setConsistencyMode(SecondaryIndexConsistencyMode.LAZY);
    secondaryIndexSpecMap.put("cat", catIndex);
    Map attributes = new HashMap();
    attributes.put("userId", DataType.STRING);
    attributes.put("noteId", DataType.INT64);
    attributes.put("title", DataType.STRING);
    attributes.put("content", DataType.STRING);
    attributes.put("version", DataType.INT64);
    attributes.put("mtime", DataType.INT64);
    attributes.put("category", DataType.STRING);
    TableSchema tableSchema = new TableSchema();
    tableSchema.setEntityGroup(entityGroupSpec)
        .setPrimaryIndex(primaryKey)
        .setSecondaryIndexes(secondaryIndexSpecMap)
        .setAttributes(attributes)
        .setTtl(-1);

    TableMetadata tableMetadata = new TableMetadata();
    Map> appGrant = new HashMap>();
    appGrant.put(appId, Arrays.asList(CannedAcl.APP_SECRET_READ, CannedAcl.APP_SECRET_WRITE,
        CannedAcl.APP_USER_ENTITY_GROUP_READ, CannedAcl.APP_USER_ENTITY_GROUP_WRITE));
    tableMetadata.setQuota(new TableQuota().setSize(100 * 1024 * 1024))
        .setThroughput(new ProvisionThroughput().setReadCapacity(20).setWriteCapacity(20))
        .setAppAcl(appGrant);
    return new TableSpec().setSchema(tableSchema).setMetadata(tableMetadata);
  }

  public void createTable() throws Exception {
    init();
    try {
      adminClient.dropTable(tableName);
    } catch (Exception se) {
      //It's ok
    }
    TableSpec tableSpec = tableSpec();
    adminClient.createTable(tableName, tableSpec);
    System.out.println("Create table successfully");
  }
}