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Display information about a data set. Closes #20 (closed)

sohstationviewer/view/util/functions.py

@@ -277,6 +277,13 @@ def extract_start_end_time(data_obj: DataTypeModel):
         start_time = soh_min_time
     if soh_max_time > end_time:
         end_time = soh_max_time
+
+    if data_obj.waveform_data:
+        wf_min_time, wf_max_time = extract_start_end_time_waveform(data_obj)
+        if wf_min_time < start_time:
+            start_time = wf_min_time
+        if wf_max_time > end_time:
+            end_time = wf_max_time
     start_time = UTCDateTime(start_time).strftime('%Y:%j:%H:%M:%S')
     end_time = UTCDateTime(end_time).strftime('%Y:%j:%H:%M:%S')
     print(start_time, end_time)
@@ -307,6 +314,21 @@ def extract_start_end_time_soh(data_obj: DataTypeModel):
     return min_time, max_time
 
 
+def extract_start_end_time_waveform(data_obj: DataTypeModel):
+    min_time = float('inf')
+    max_time = float('-inf')
+
+    for key_data in data_obj.waveform_data.values():
+        files_info = key_data['files_info']
+        for chan_data in files_info.values():
+            for file_data in chan_data:
+                if file_data['start_epoch'] < min_time:
+                    min_time = file_data['start_epoch']
+                if file_data['end_epoch'] > max_time:
+                    max_time = file_data['end_epoch']
+
+    return min_time, max_time
+
 def extract_log_info_q330(data_obj: MSeed) -> Tuple[Set[str], Set[str]]:
     """
     Extract tag numbers and software versions from LOG channel of Q330 data.