Merge branch 'resilience-to-failed-gencov' into 'master'

Handle corrupted worktable, and invalid gencov

See merge request !69

client/pages/projects/_id.vue

@@ -64,10 +64,14 @@
             <b>Test performed:</b>Omnibus
             </v-col>
             <v-col >
-                <v-card>
+                <v-card style="padding:16px">
                   Genetic covariance derived with <a href="https://www.nature.com/articles/ng.3406">the LDScore</a>
                   The value on the diagonal correspond to the heritability of the trait.
-                  <div id="divCorrelationHeat" ref="divCorrelationHeat"><!-- Plotly chart will be drawn inside this DIV --></div>
+                  <div v-if="this.gencov && 'error' in this.gencov">
+                    <v-icon style="margin-top: -8px;" color="error">mdi-alert-octagon</v-icon>
+                    Computation failure: <v-card-text style="white-space: pre;">{{gencov.error}}</v-card-text>
+                  </div>
+                  <div v-else id="divCorrelationHeat" ref="divCorrelationHeat"><!-- Plotly chart will be drawn inside this DIV --></div>
                 </v-card>
             </v-col>
           </v-row>
@@ -615,9 +619,11 @@ methods:{
                 await this.$axios.$get('/projects/'+this.project.id+"/metadata").then((function (result4) {
                     this.metadata = result4;
                 }).bind(this));
-              }).bind(this));
-
-
+              }).bind(this)).catch(error => {
+                console.error(error.response.data.detail);
+                this.gencov = {'error': error.response.data.detail}
+                this.isready=true;
+              });
             }
         let keepFetching=true;
         for (const step in result.status){

jass/server.py

@@ -7,6 +7,7 @@ from pathlib import Path
 from typing import List
 
 from starlette.responses import RedirectResponse, JSONResponse
+from tables import HDF5ExtError
 
 from jass import util
 from jass.config import config
@@ -88,7 +89,12 @@ def project_detail(project_id: str):
 
 @app.get("/api/projects/{project_id}/gencov")
 def project_gencov_view(project_id: str):
-    return load_project(project_id=project_id).get_project_gencov()
+    try:
+        return JSONResponse(load_project(project_id=project_id).get_project_gencov())
+    except ValueError as e:
+        raise HTTPException(status_code=500, detail=str(e))
+    except HDF5ExtError as e:
+        raise HTTPException(status_code=500, detail=str(e))
 
 
 @app.get("/api/projects/{project_id}/metadata")