// Import the Resolver class.
import { Resolver } from "@stoplight/json-ref-resolver";

/**
 * Create a Resolver instance. Resolve can be called on this instance multiple times to take advantage of caching.
 *
 * @param globalOpts {IResolverOpts} [{}]
 *
 * These options are used on every resolve call for this resolver instance.
 *
 * See `IResolverOpts` interface defined in [src/types.ts](src/types.ts) for available options.
 *
 * @return IResolver
 */
const resolver = new Resolver(globalOpts);

/**
 * Resolve the passed in object, replacing all references.

 * @param resolveOpts {any} - The object to resolve.

 * @param resolveOpts {IResolveOpts} [{}]
 *
 * These options override any globalOpts specified on the resolver instance, and only apply during this resolve call.
 *
 * See `IResolveOpts` interface defined in [src/types.ts](src/types.ts) for available options.
 *
 * @return IResolveResult - see [src/types.ts](src/types.ts) for interface definition.
 */
const resolved = await resolver.resolve(sourceObj, resolveOpts);

import { Resolver } from "@stoplight/json-ref-resolver";

const resolver = new Resolver();
const resolved = await resolver.resolve({
  user: {
    $ref: "#/models/user"
  },
  models: {
    user: {
      name: "john"
    }
  }
});

// ==> result is the original object, with local refs resolved and replaced
expect(resolved.result).toEqual({
  user: {
    name: "john"
  },
  models: {
    user: {
      name: "john"
    }
  }
});

import { Resolver } from "@stoplight/json-ref-resolver";

const resolver = new Resolver();
const resolved = await resolver.resolve(
  {
    user: {
      $ref: "#/models/user"
    },
    address: {
      $ref: "https://slow-website.com/definitions#/address"
    },
    models: {
      user: {
        name: "john",
        card: {
          $ref: "#/models/card"
        }
      },
      card: {
        type: "visa"
      }
    }
  },
  {
    jsonPointer: "#/user"
  }
);

// ==> result is the target object, with refs resolved and replaced
expect(resolved.result).toEqual({
  name: "john",
  card: {
    type: "visa"
  }
});

import { Resolver } from "@stoplight/json-ref-resolver";

// some example http library
import * as axios from "axios";

// if we're in node, we create a file resolver with fs
import * as fs from "fs";

// create our resolver instance
const resolver = new Resolver({
  // resolvers can do anything, so long as they define an async read function that resolves to a value
  resolvers: {
    // this resolver will be invoked for refs with the https protocol
    https: {
      async resolve(ref: uri.URI) {
        return axios({
          method: "get",
          url: String(ref)
        });
      }
    },

    // this resolver will be invoked for refs with the file protocol
    file: {
      async resolve(ref: uri.URI) {
        return fs.read(String(ref));
      }
    }
  }
});

const resolved = await resolver.resolve({
  definitions: {
    someOASFile: {
      $ref: "./main.oas2.yml#/definitions/user"
    },
    someMarkdownFile: {
      $ref: "https://foo.com/intro.md"
    }
  }
});

// ==> result is the original object, with refs resolved and replaced
expect(resolved.result).toEqual({
  definitions: {
    someOASFile: {
      // ... the data located in the relative file `./main.oas2.yml` and inner json path `#/definitions/user`
    },
    someMarkdownFile: {
      // ... the data located at the url `https://foo.com/intro.md`
    }
  }
});

import { Resolver } from "@stoplight/json-ref-resolver";
import * as fs from "fs";
import * as URI from "urijs";

const resolver = new Resolver({
  readers: {
    file: {
      async read(ref: uri.URI) {
        return fs.read(String(ref));
      }
    }
  }
});

const sourcePath = "/specs/api.json";
const sourceData = fs.readSync(sourcePath);
// sourceData === {
//   user: {
//     $ref: "../models/user.json"
//   }
// }

const resolved = await resolver.resolve(sourceData, {
  // Indicate where the `sourceData` being resolved lives, so that relative remote references can be fetched and resolved.
  baseUri: new URI(sourcePath)
});

expect(resolved.result).toEqual({
  user: {
    // ... the user object defined in `../models/user.json`
  }
});