Moved ProgrammingLanguage to separate folder

FOSSDB_web/apps/fossdb/language/forms.py

@@ -0,0 +1,22 @@
+from django import forms
+
+from fossdb.models import Project
+
+from .models import ProgrammingLanguage, ProjectProgrammingLanguage
+
+
+class ProgrammingLanguageForm(forms.ModelForm):
+    percentage = forms.IntegerField(min_value=0, max_value=100)
+
+    class Meta:
+        model = ProgrammingLanguage
+        fields = ["language", "percentage"]
+
+
+ProjectProgrammingLanguageFormSet = forms.inlineformset_factory(
+    Project,
+    ProjectProgrammingLanguage,
+    form=ProgrammingLanguageForm,
+    extra=1,
+    can_delete=True,
+)

FOSSDB_web/apps/fossdb/language/models.py

@@ -0,0 +1,17 @@
+from django.db import models
+
+
+class ProgrammingLanguage(models.Model):
+    language = models.CharField(max_length=100)
+
+    def __str__(self):
+        return self.language
+
+
+class ProjectProgrammingLanguage(models.Model):
+    project = models.ForeignKey("Project", on_delete=models.CASCADE)
+    language = models.ForeignKey(ProgrammingLanguage, on_delete=models.CASCADE)
+    percentage = models.PositiveIntegerField()
+
+    def __str__(self):
+        return f"{self.project} | {self.language} | {self.percentage}%"