New log report by title

core/views/logbooks.py

@@ -218,6 +218,61 @@ def personexpedition(request, slug="", year=""):
         print(msg)
         return render(request, "errors/generic.html", {"message": msg})
 
+def logreport(request, year=1999):
+    """
+        Remember that 'personexpedition__expedition' is interpreted by Django to mean the
+    'expedition' object which is connected by a foreign key to the 'personexpedition'
+    object, which is a field of the PersonLogEntry object:
+    PersonLogEntry.objects.filter(personexpedition__expedition=expo)
+
+"""
+    print(f"logreport(): begun")
+    
+    expeditions = Expedition.objects.all()  # top menu only, evaluated only when template renders
+    dates = None
+    dateditems = None
+    
+  
+    try:
+        expo = Expedition.objects.get(year=int(year))
+    except:
+        message = (
+            "Expedition not found - database apparently empty, you probably need to do a full re-import of all data."
+        )
+        return render(request, "errors/generic.html", {"message": message})
+
+    entries = expo.logbookentry_set.all() # lazy list
+    dateditems = list(entries)  # evaluates the Django query and hits db
+    dates = sorted(set([item.date for item in dateditems]))
+    
+    try:
+        for entry in dateditems:
+            
+            people = PersonLogEntry.objects.filter(logbook_entry=entry)      
+            entry.who = []
+            for p in people:
+                if p.is_logbook_entry_author:
+                    entry.author = p
+                else:
+                    entry.who.append(p)
+           
+ 
+        print(f"logreport(): trying..")
+        context = {
+            "year": year,
+            "expedition": expo,
+            "expeditions": expeditions,
+            "settings": settings,
+            "dateditems": dateditems,
+            "dates": dates,
+        }
+        print(f"logreport(): rendering..")
+        return render(request, "logreport.html", context)    
+
+    except Exception as e:
+        msg = f' Logbook report for  year:"{year}" not implemented yet\n{e}\n {context}'
+        print(msg)
+        return render(request, "errors/generic.html", {"message": msg})
 
 def logbookentry(request, date, slug):
     # start = time.time()