summaryrefslogtreecommitdiff
path: root/pkg/gui/mainview.go
blob: 6911c6937ff0c067470a91ebd32eb97279797187 (about) (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
package gui

import (
	"fmt"

	"github.com/isacikgoz/gitbatch/pkg/git"
	"github.com/isacikgoz/gitbatch/pkg/queue"
	"github.com/jroimartin/gocui"
)

// this is the initial function for filling the values for the main view. the
// function waits a separate routine to fill the gui's repository slice
func (gui *Gui) fillMain(g *gocui.Gui) error {
	g.Update(func(g *gocui.Gui) error {
		v, err := g.View(mainViewFeature.Name)
		if err != nil {
			return err
		}
		for _, r := range gui.State.Repositories {
			fmt.Fprintln(v, gui.displayString(r))
		}
		err = g.DeleteView(loadingViewFeature.Name)
		if err != nil {
			return err
		}
		if _, err = gui.setCurrentViewOnTop(g, mainViewFeature.Name); err != nil {
			return err
		}
		entity := gui.getSelectedRepository()
		gui.refreshViews(g, entity)
		return nil
	})
	return nil
}

// moves the cursor downwards for the main view and if it goes to bottom it
// prevents from going further
func (gui *Gui) cursorDown(g *gocui.Gui, v *gocui.View) error {
	if v != nil {
		cx, cy := v.Cursor()
		ox, oy := v.Origin()
		ly := len(gui.State.Repositories) - 1

		// if we are at the end we just return
		if cy+oy == ly {
			return nil
		}
		if err := v.SetCursor(cx, cy+1); err != nil {

			if err := v.SetOrigin(ox, oy+1); err != nil {
				return err
			}
		}
		entity := gui.getSelectedRepository()
		if err := gui.refreshMain(g); err != nil {
			return err
		}
		gui.refreshViews(g, entity)
	}
	return nil
}

// moves the cursor upwards for the main view
func (gui *Gui) cursorUp(g *gocui.Gui, v *gocui.View) error {
	if v != nil {
		ox, oy := v.Origin()
		cx, cy := v.Cursor()
		if err := v.SetCursor(cx, cy-1); err != nil && oy > 0 {
			if err := v.SetOrigin(ox, oy-1); err != nil {
				return err
			}
		}
		entity := gui.getSelectedRepository()
		if err := gui.refreshMain(g); err != nil {
			return err
		}
		gui.refreshViews(g, entity)
	}
	return nil
}

// returns the entity at cursors position by taking its position in the gui's
// slice of repositories. Since it is not a %100 percent safe methodology it may
// rrequire a better implementation or the slice's order must be synchronized
// with the views lines
func (gui *Gui) getSelectedRepository() *git.RepoEntity {
	v, _ := gui.g.View(mainViewFeature.Name)
	_, oy := v.Origin()
	_, cy := v.Cursor()
	// if _, err := v.Line(cy); err != nil {
	// 	return r, err
	// }
	return gui.State.Repositories[cy+oy]
}

// marking repository is simply adding the repostirory into the queue. the
// function does take its current state into account before adding it
func (gui *Gui) markRepository(g *gocui.Gui, v *gocui.View) error {
	r := gui.getSelectedRepository()
	if r.State == git.Available || r.State == git.Success {
		var jt queue.JobType
		switch mode := gui.State.Mode.ModeID; mode {
		case FetchMode:
			jt = queue.Fetch
		case PullMode:
			jt = queue.Pull
		case MergeMode:
			jt = queue.Merge
		default:
			return nil
		}
		err := gui.State.Queue.AddJob(&queue.Job{
			JobType: jt,
			Entity:  r,
		})
		if err != nil {
			return err
		}
		r.State = git.Queued
	} else if r.State == git.Queued {
		err := gui.State.Queue.RemoveFromQueue(r)
		if err != nil {
			return err
		}
		r.State = git.Available
	} else {
		return nil
	}
	gui.refreshMain(g)
	return nil
}

// refresh the main view and re-render the repository representations
func (gui *Gui) refreshMain(g *gocui.Gui) error {
	mainView, err := g.View(mainViewFeature.Name)
	if err != nil {
		return err
	}
	mainView.Clear()
	for _, r := range gui.State.Repositories {
		fmt.Fprintln(mainView, gui.displayString(r))
	}
	return nil
}