quick fix for AdisTS

src/Solver/AdisTS.py

@@ -96,6 +96,69 @@ class AdisTS(CommandLineSolver):
 
         return lst
 
+    ##########
+    # Export #
+    ##########
+
+    _alph = list(
+        map(
+            chr,
+            chain(
+                range(48, 58),  # 0..9
+                range(65, 91),  # A..Z
+                range(97, 123)  # a..z
+            )
+        )
+    )
+
+    _l_alph = len(_alph)
+
+    _nodes_cnt = 0
+    _nodes_names = {}
+    _nodes_views = set()
+
+    def get_reach_name(self, reach):
+        return f"Reach_{reach.pamhyr_id:>3}".replace(" ", "0")
+
+    def get_node_name(self, node):
+        """Generate a 3 char name for node
+
+        Args:
+            node: The node
+
+        Returns:
+            A 3 char name string
+        """
+        n = node.pamhyr_id
+
+        if n in self._nodes_names:
+            return self._nodes_names[n]
+
+        name = ""
+
+        checked_new = False
+        while not checked_new:
+            self._nodes_cnt += 1
+            nc = self._nodes_cnt
+
+            name = "".join(
+                map(
+                    lambda i: self._alph[i % self._l_alph],
+                    [
+                        int(nc / (self._l_alph * self._l_alph)),
+                        int(nc / self._l_alph),
+                        nc
+                    ]
+                )
+            )
+
+            checked_new = name not in self._nodes_views
+
+        self._nodes_views.add(name)
+        self._nodes_names[n] = name
+
+        return name
+
     def cmd_args(self, study):
         lst = super(AdisTS, self).cmd_args(study)
         return lst
@@ -365,8 +428,7 @@ class AdisTSwc(AdisTS):
                 node = next(filter(
                     lambda x: x.id == BC.node, study.river._nodes
                 ))
-                node_name = f"{node.id:3}".replace(" ", "x")
-                f.write(f"${node_name}\n")
+                f.write(f"${self.get_node_name(node)}\n")
 
                 if BC.type == "Concentration":
                     f.write(f"*temps |concentration\n")