refactor: TODO wording & simpler filtering

gshmm.go

@@ -138,7 +138,9 @@ func initialModel() model {
 		return nil
 	})
 
-	// TODO: set width/heigh to match terminal
+	// TODO: set width/heigh to match terminal. this should also
+	//       be set in relation to the list of filenames also. they
+	//       should have some visually pleasing ratio set i imagine
 	viewp := viewport.New(60, 30)
 	selectedDatasheet := datasheets[len(datasheets)-1].contents
 	viewp.SetContent(selectedDatasheet)
@@ -160,32 +162,36 @@ func (m model) Init() tea.Cmd {
 	return textinput.Blink
 }
 
-// Update updates the program state.
-func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
-	var (
-		cmd  tea.Cmd
-		cmds []tea.Cmd
-	)
+// filterDatasheetNames filters datasheet names based on user input.
+func filterDatasheetNames(m model) []string {
+	search := m.input.Value()
+	if !(len(search) >= minCharsUntilFilter) {
+		return m.datasheetNames
+	}
 
-	if m.input.Focused() {
 	var matchedDatasheets []string
-
-		search := m.input.Value()
-		if len(search) >= minCharsUntilFilter {
 	matches := fuzzy.Find(search, m.datasheetNames)
 	for _, match := range matches {
 		matchedDatasheets = append(matchedDatasheets, match.Str)
 	}
 
 	if len(matches) > 0 {
-				m.filteredDatasheets = matchedDatasheets
-			} else {
-				m.filteredDatasheets = m.datasheetNames
-			}
-		} else {
-			m.filteredDatasheets = m.datasheetNames
+		return matchedDatasheets
 	}
 
+	return m.datasheetNames
+}
+
+// Update updates the program state.
+func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	var (
+		cmd  tea.Cmd
+		cmds []tea.Cmd
+	)
+
+	if m.input.Focused() {
+		m.filteredDatasheets = filterDatasheetNames(m)
+
 		// TODO: implement cursor for scrolling up/down filtered
 		//       results so we can view the PDF contents as desired
 		//       it's currently just the last one (closest to input)