001package org.hl7.fhir.r5.test.utils;
002
003import java.io.File;
004import java.io.IOException;
005import java.io.InputStream;
006import java.util.HashMap;
007import java.util.Map;
008
009import org.fhir.ucum.UcumEssenceService;
010import org.hl7.fhir.r5.context.IWorkerContext;
011import org.hl7.fhir.r5.context.SimpleWorkerContext;
012import org.hl7.fhir.r5.context.TerminologyCache;
013import org.hl7.fhir.r5.model.Parameters;
014import org.hl7.fhir.r5.utils.R5Hacker;
015import org.hl7.fhir.utilities.Utilities;
016import org.hl7.fhir.utilities.VersionUtilities;
017import org.hl7.fhir.utilities.npm.BasePackageCacheManager.InputStreamWithSrc;
018import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager;
019import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager.FilesystemPackageCacheMode;
020import org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager.IPackageProvider;
021import org.hl7.fhir.utilities.npm.NpmPackage;
022import org.hl7.fhir.utilities.npm.ToolsVersion;
023import org.hl7.fhir.utilities.tests.BaseTestingUtilities;
024import org.hl7.fhir.utilities.tests.TestConfig;
025
026public class TestingUtilities extends BaseTestingUtilities {
027
028  public static class PackageProvider implements IPackageProvider {
029
030    @Override
031    public boolean handlesPackage(String id, String version) {
032      return id.equals("hl7.fhir.r5.core");
033    }
034
035    @Override
036    public InputStreamWithSrc provide(String id, String version) throws IOException {
037      return new InputStreamWithSrc(TestingUtilities.loadR5CorePackageSource(), "Test Case Repository", "5.0.0");
038    }
039
040  }
041
042  static public Map<String, IWorkerContext> fcontexts;
043
044  final static public String DEFAULT_CONTEXT_VERSION = "5.0.0";
045
046  /** Get an existing instantiation of a WorkerContext if available
047   *
048   * This uses the DEFAULT_CONTEXT_VERSION
049   * */
050  public static IWorkerContext getSharedWorkerContext() {
051    return getSharedWorkerContext(DEFAULT_CONTEXT_VERSION);
052  }
053
054  /**
055   * Get an existing instantiation of a WorkerContext if available
056   *
057   * @param version FHIR Version to get context for
058   * @return
059   */
060  public static IWorkerContext getSharedWorkerContext(String version) {
061    if (!Utilities.existsInList(version, "1.0.2", "3.0.1", "4.0.1", "4.3.0", "5.0.0")) {
062      throw new Error("illegal version: "+version);
063      
064    }
065    
066    String v = VersionUtilities.getMajMin(version);
067    if (fcontexts == null) {
068      fcontexts = new HashMap<>();
069    }
070    if (!fcontexts.containsKey(v)) {
071        IWorkerContext fcontext = getWorkerContext(version);
072        fcontexts.put(v, fcontext);
073    }
074    return fcontexts.get(v);
075  }
076
077  public static IWorkerContext getWorkerContext(String version) {
078
079    FilesystemPackageCacheManager pcm;
080    try {
081      pcm = new FilesystemPackageCacheManager(org.hl7.fhir.utilities.npm.FilesystemPackageCacheManager.FilesystemPackageCacheMode.USER);
082      IWorkerContext fcontext = null;
083      if (VersionUtilities.isR5Ver(version)) {
084        // for purposes of stability, the R5 core package comes from the test case repository
085        fcontext = getWorkerContext(loadR5CorePackage());
086      } else {
087        fcontext = getWorkerContext(pcm.loadPackage(VersionUtilities.packageForVersion(version), version));
088      }
089      fcontext.setUcumService(new UcumEssenceService(TestingUtilities.loadTestResourceStream("ucum", "ucum-essence.xml")));
090      fcontext.setExpansionProfile(new Parameters());
091      if (!fcontext.hasPackage("hl7.terminology.r5", null)) {
092        NpmPackage utg = pcm.loadPackage("hl7.terminology.r5");
093        System.out.println("Loading THO: "+utg.name()+"#"+utg.version());
094        fcontext.loadFromPackage(utg, new TestPackageLoader(Utilities.strings("CodeSystem", "ValueSet")));
095      } 
096      if (!fcontext.hasPackage("hl7.fhir.uv.extensions", null)) {
097        NpmPackage ext = pcm.loadPackage("hl7.fhir.uv.extensions", "1.0.0");
098        System.out.println("Loading Extensions: "+ext.name()+"#"+ext.version());
099        fcontext.loadFromPackage(ext, new TestPackageLoader(Utilities.strings("CodeSystem", "ValueSet", "StructureDefinition")));
100      } 
101      return fcontext;
102    } catch (Exception e) {
103      e.printStackTrace();
104      throw new Error(e);
105    }
106  }
107
108  public static NpmPackage loadR5CorePackage() throws IOException {
109    return NpmPackage.fromPackage(loadR5CorePackageSource());
110  }
111
112  private static InputStream loadR5CorePackageSource() throws IOException {
113    return TestingUtilities.loadTestResourceStream("r5", "packages", "hl7.fhir.r5.core.tgz");
114  }
115
116  public static String getTerminologyCacheDirectory() {
117    return TestConfig.getInstance().getTxCacheDirectory("org.hl7.fhir.r5");
118  }
119
120  public static SimpleWorkerContext getWorkerContext(NpmPackage npmPackage) throws Exception {
121    SimpleWorkerContext swc = new SimpleWorkerContext.SimpleWorkerContextBuilder().withAllowLoadingDuplicates(true).withUserAgent(TestConstants.USER_AGENT)
122        .withTerminologyCachePath(getTerminologyCacheDirectory()).fromPackage(npmPackage);
123    TerminologyCache.setCacheErrors(true);
124    return swc;
125  }
126
127  public static SimpleWorkerContext getWorkerContext(NpmPackage npmPackage, IWorkerContext.IContextResourceLoader loader) throws Exception {
128    SimpleWorkerContext swc = new SimpleWorkerContext.SimpleWorkerContextBuilder().withAllowLoadingDuplicates(true).withUserAgent(TestConstants.USER_AGENT)
129        .withTerminologyCachePath(getTerminologyCacheDirectory()).fromPackage(npmPackage, loader, true);
130    TerminologyCache.setCacheErrors(true);
131    return swc;
132  }
133
134  static public String fixedpath;
135  static public String contentpath;
136
137  public static String home() {
138    if (fixedpath != null)
139      return fixedpath;
140    String s = System.getenv("FHIR_HOME");
141    if (!Utilities.noString(s))
142      return s;
143    s = "C:\\work\\org.hl7.fhir\\build";
144    // FIXME: change this back
145    s = "/Users/jamesagnew/git/fhir";
146    if (new File(s).exists())
147      return s;
148    throw new Error("FHIR Home directory not configured");
149  }
150
151
152  public static String content() throws IOException {
153    if (contentpath != null)
154      return contentpath;
155    String s = "R:\\fhir\\publish";
156    if (new File(s).exists())
157      return s;
158    return Utilities.path(home(), "publish");
159  }
160
161  // diretory that contains all the US implementation guides
162  public static String us() {
163    if (fixedpath != null)
164      return fixedpath;
165    String s = System.getenv("FHIR_HOME");
166    if (!Utilities.noString(s))
167      return s;
168    s = "C:\\work\\org.hl7.fhir.us";
169    if (new File(s).exists())
170      return s;
171    throw new Error("FHIR US directory not configured");
172  }
173
174  public static void injectCorePackageLoader() {
175    FilesystemPackageCacheManager.setPackageProvider(new TestingUtilities.PackageProvider());    
176  }
177
178
179}