@notadd/graphql/lib/decorator.ts

notadd core none dependence

import { createDecorator, IClassDecorator, IMethodDecorator } from '@notadd/core'

export interface QueryOptions {
    path: string;
}
export const QueryMetadataKey = `@notadd/graphql QueryMetadataKey`
export const Query = createDecorator(QueryMetadataKey, (it: any) => {
    let options = it.options as QueryOptions;
    if (typeof options === 'string') {
        options = {
            path: options
        }
    }
    if (it instanceof IClassDecorator) {
        if (!options) {
            options = {
                path: it.type.name as string
            }
        }
    } else if (it instanceof IMethodDecorator) {
        if (!options) {
            options = {
                path: it.property as string
            }
        }
    }
    it.options = options;
})

export interface MutationOptions {
    path: string;
}
export const MutationMetadataKey = `@notadd/graphql MutationMetadataKey`
export const Mutation = createDecorator<MutationOptions | string>(MutationMetadataKey, (it: any) => {
    let options = it.options as MutationOptions;
    if (typeof options === 'string') {
        options = {
            path: options
        }
    }
    if (it instanceof IClassDecorator) {
        if (!options) {
            options = {
                path: it.type.name as string
            }
        }
    } else if (it instanceof IMethodDecorator) {
        if (!options) {
            options = {
                path: it.property as string
            }
        }
    }
    it.options = options;
})


export interface SubscriptionOptions {
    path: string;
}
export const SubscriptionMetadataKey = `@notadd/graphql SubscriptionMetadataKey`
export const Subscription = createDecorator<SubscriptionOptions | string>(SubscriptionMetadataKey, (it: any) => {
    let options = it.options as SubscriptionOptions;
    if (typeof options === 'string') {
        options = {
            path: options
        }
    }
    if (it instanceof IClassDecorator) {
        if (!options) {
            options = {
                path: it.type.name as string
            }
        }
    } else if (it instanceof IMethodDecorator) {
        if (!options) {
            options = {
                path: it.property as string
            }
        }
    }
    it.options = options;
})

export interface ScalarOptions {
    name: string,
    description: string
}
export const ScalarMetadataKey = `@notadd/graphql ScalarMetadataKey`
export const Scalar = createDecorator<ScalarOptions>(ScalarMetadataKey)

export interface DirectiveOptions { }
export const DirectiveMetadataKey = `@notadd/graphql DirectiveMetadataKey`
export const Directive = createDecorator(DirectiveMetadataKey)