import { GraphQLEnumType, GraphQLFieldConfig, GraphQLFieldConfigArgumentMap, GraphQLInputFieldConfigMap, GraphQLInputObjectType, GraphQLObjectType, GraphQLResolveInfo } from 'graphql';
import { FieldConfigExtension } from 'join-monster';
import { Client } from 'pg';
import { APIGatewayProxyEvent, Context } from 'aws-lambda';
export interface FieldConfig extends GraphQLFieldConfig<any, any>, FieldConfigExtension<any, any, any> {
    defaultValue?: any;
}
export interface FieldConfigMap {
    [key: string]: FieldConfig;
}
export interface getConnectionConfig {
    connectionType: GraphQLObjectType;
    orderByType: GraphQLEnumType;
    whereType: GraphQLInputObjectType;
    fields: FieldConfigMap;
    uniqueKey: string | string[];
    defaultOrderBy?: string[];
}
export interface DxArgs {
    name: string;
    description?: string;
    table: string;
    uniqueKey: string | string[];
    fields: FieldConfigMap;
    relations?: () => FieldConfigMap;
    defaultOrderBy?: string[];
}
export interface DxReturn<TObject, TCreateObject> {
    objectType: GraphQLObjectType;
    get: GraphQLFieldConfig<any, any>;
    orderByType: GraphQLEnumType;
    whereType: GraphQLInputObjectType;
    connectionType: GraphQLObjectType;
    connection: GraphQLFieldConfig<any, any>;
    model: Model<TObject, TCreateObject>;
}
export interface DBConfig {
    host: string;
    port: number;
    database: string;
    user: string;
    password: string;
}
export interface DBOptions {
    connection?: Client;
    dbConfig?: DBConfig;
    dbLogging?: (sql: string, params: any) => void;
    where?: {
        [key: string]: unknown;
    };
    groupBy?: string;
    orderBy?: string;
    sorted?: 'DESC' | 'ASC';
    limit?: number;
}
export interface Model<TObject, TCreateObject> {
    create: (values: TCreateObject, options: DBOptions) => Promise<TObject>;
    find: (options: DBOptions) => Promise<TObject[]>;
    findOne: (options: DBOptions) => Promise<TObject | null>;
    update: (values: Partial<TObject>, options: DBOptions) => Promise<void>;
}
export interface MutationConfig<TInput, TContext = any> {
    name: string;
    description?: string;
    outputType: GraphQLObjectType;
    inputFields: GraphQLInputFieldConfigMap;
    resolve: (input: TInput, context: TContext) => Promise<string>;
}
export interface Mutation<TReturn, TInput> extends GraphQLFieldConfig<any, any> {
    type: GraphQLObjectType;
    description?: string;
    args: GraphQLFieldConfigArgumentMap;
    extensions: {
        joinMonster: {
            where: (table: string, args: any, context: any) => string;
        };
    };
    resolve: (root: unknown, args: {
        input?: TInput;
    }, context: any, resolveInfo: GraphQLResolveInfo) => Promise<TReturn>;
}
export declare type HandlerEvent = Omit<APIGatewayProxyEvent, 'body' & 'headers'> & {
    body: {
        [key: string]: any;
    };
    headers: {
        [key: string]: any;
    };
    params: {
        [key: string]: any;
    };
    getConnection: (dbConfig: DBConfig) => Promise<Client>;
};
export declare type Handler = (event: HandlerEvent, context: Context) => Promise<{
    [key: string]: any;
}>;
export declare type HandlerOptions = {
    body?: {
        [key: string]: any;
    };
    headers?: {
        [key: string]: any;
    };
    params?: {
        [key: string]: any;
    };
};