package action

import (
	"git.gophernest.net/azpect/TextEditor/internal/core"
	tea "github.com/charmbracelet/bubbletea"
)

type FindChar struct {
	Char      string
	Forward   bool
	Inclusive bool
	Count     int
}

func (m FindChar) WithChar(char string) Motion {
	m.Char = char
	return m
}

func (m FindChar) Type() core.MotionType {
	if m.Inclusive {
		return core.CharwiseInclusive
	}
	return core.CharwiseExclusive

}

// WithCount sets the count (required by Repeatable interface)
func (f FindChar) WithCount(n int) Action {
	f.Count = n
	return f
}

func (a FindChar) Execute(m Model) tea.Cmd {
	// Get the line
	// Get the current position, moved based on inputs
	win := m.ActiveWindow()
	buf := win.Buffer

	line := buf.Line(win.Cursor.Line)
	col := win.Cursor.Col

	if len(line) <= 0 {
		return nil
	}

	if a.Forward {
		for x := col; x < len(line); x++ {
			if string(line[x]) == a.Char {
				if a.Count == 1 {
					if a.Inclusive {
						win.SetCursorCol(x)
					} else {
						win.SetCursorCol(x - 1)
					}
					break
				} else {
					a.Count--
				}
			}
		}
	}

	if !a.Forward {
		for x := col; x >= 0; x-- {
			if string(line[x]) == a.Char {
				if a.Count == 1 {
					if a.Inclusive {
						win.SetCursorCol(x)
					} else {
						win.SetCursorCol(x + 1)
					}
					break
				} else {
					a.Count--
				}
			}
		}

	}

	return nil
}