From 423415c03dbab0bbe3b3f605a3255042baa10bb7 Mon Sep 17 00:00:00 2001
From: johodges <johodges@vt.edu>
Date: Wed, 9 Aug 2023 15:02:15 -0400
Subject: [PATCH] re-add wind filepath as parameter

---
 qgis2fds_export_algo.py |  6 +++++-
 qgis2fds_params.py      | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 1 deletion(-)

diff --git a/qgis2fds_export_algo.py b/qgis2fds_export_algo.py
index 78ea4ec..7b890de 100644
--- a/qgis2fds_export_algo.py
+++ b/qgis2fds_export_algo.py
@@ -64,6 +64,7 @@ def initAlgorithm(self, config=None):
         ExportOBSTParam.set(**kwargs)
         StartTimeParam.set(**kwargs)
         EndTimeParam.set(**kwargs)
+        wind_filepath = WindFilepathParam.set(**kwargs)
 
         # Define destination layers
 
@@ -136,6 +137,9 @@ def processAlgorithm(self, parameters, context, model_feedback):
         export_obst = ExportOBSTParam.get(**kwargs)
         t_begin = StartTimeParam.get(**kwargs)
         t_end = EndTimeParam.get(**kwargs)
+        wind_filepath = WindFilepathParam.get(**kwargs)
+
+
 
         # Check parameter values
 
@@ -428,7 +432,7 @@ def processAlgorithm(self, parameters, context, model_feedback):
         )
         
         # Add empty wind
-        wind = Wind(feedback=feedback, project_path=fds_path, filepath="")
+        wind = Wind(feedback=feedback, project_path=fds_path, filepath=wind_filepath)
         
         # Prepare terrain, domain, fds_case
 
diff --git a/qgis2fds_params.py b/qgis2fds_params.py
index 3c5a3f0..9fd36be 100644
--- a/qgis2fds_params.py
+++ b/qgis2fds_params.py
@@ -524,3 +524,40 @@ def get(cls, algo, parameters, context, feedback, project):
         project.writeEntry("qgis2fds", cls.label, value)
         feedback.setProgressText(f"{cls.desc}: <{value}>")
         return value
+
+class WindFilepathParam:
+    label = "wind_filepath"
+    desc = "Wind text file"
+    default = ""
+    optional = True
+
+    @classmethod
+    def set(cls, algo, config, project):
+        defaultValue, _ = project.readEntry("qgis2fds", cls.label, cls.default)
+        param = QgsProcessingParameterFile(
+            cls.label,
+            cls.desc,
+            defaultValue=defaultValue,
+            optional=cls.optional,
+            behavior=QgsProcessingParameterFile.File,
+            # fileFilter="TXT files (*.txt)",
+        )
+        param.setFlags(param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
+        algo.addParameter(param)
+
+    @classmethod
+    def get(cls, algo, parameters, context, feedback, project):
+        value = None
+        if parameters.get(cls.label):
+            value = algo.parameterAsFile(parameters, cls.label, context)
+        project.writeEntry("qgis2fds", cls.label, value or "")  # protect
+        if value:
+            # Make and check absolute path
+            project_path = project.absolutePath()
+            if not project_path:
+                raise QgsProcessingException(
+                    "Save QGIS project to disk, cannot proceed."
+                )
+            value = os.path.join(project_path, value)
+        feedback.setProgressText(f"{cls.desc}: <{value}>")
+        return value