From 72733e8203654cd26464c8c5a6c955b025102cca Mon Sep 17 00:00:00 2001
From: Stefan Majewsky <majewsky@gmx.net>
Date: Tue, 2 May 2017 21:22:20 +0200
Subject: restructure rtree into gofu (with rtree as the first applet)

---
 pkg/rtree/main.go | 115 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 pkg/rtree/main.go

(limited to 'pkg/rtree/main.go')

diff --git a/pkg/rtree/main.go b/pkg/rtree/main.go
new file mode 100644
index 0000000..9513d06
--- /dev/null
+++ b/pkg/rtree/main.go
@@ -0,0 +1,115 @@
+/*******************************************************************************
+*
+* Copyright 2017 Stefan Majewsky <majewsky@gmx.net>
+*
+* This program is free software: you can redistribute it and/or modify it under
+* the terms of the GNU General Public License as published by the Free Software
+* Foundation, either version 3 of the License, or (at your option) any later
+* version.
+*
+* This program is distributed in the hope that it will be useful, but WITHOUT ANY
+* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License along with
+* this program. If not, see <http://www.gnu.org/licenses/>.
+*
+*******************************************************************************/
+
+package rtree
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/majewsky/gofu/pkg/util"
+)
+
+//Exec executes the rtree applet and does not return. The argument is os.Args
+//minus the leading "rtree" or "gofu rtree".
+func Exec(args []string) {
+	if len(args) == 0 {
+		usageAndExit()
+	}
+	switch args[0] {
+	case "get":
+		panic("unimplemented")
+	case "drop":
+		panic("unimplemented")
+	case "index":
+		if len(args) != 1 {
+			usageAndExit()
+		}
+		commandIndex()
+	case "repos":
+		if len(args) != 1 {
+			usageAndExit()
+		}
+		commandRepos()
+	case "remotes":
+		if len(args) != 1 {
+			usageAndExit()
+		}
+		commandRemotes()
+	case "import":
+		panic("unimplemented")
+	case "each":
+		if len(args) < 2 {
+			usageAndExit()
+		}
+		commandEach(args[1], args[2:])
+	default:
+		usageAndExit()
+	}
+
+	os.Exit(0)
+}
+
+func usageAndExit() {
+	fmt.Fprintln(os.Stderr, "Usage:")
+	fmt.Fprintln(os.Stderr, "  rtree [get|drop] <url>")
+	fmt.Fprintln(os.Stderr, "  rtree [index|repos|remotes]")
+	fmt.Fprintln(os.Stderr, "  rtree import <path>")
+	fmt.Fprintln(os.Stderr, "  rtree each <command>")
+	os.Exit(1)
+}
+
+func commandIndex() {
+	index := ReadIndex()
+	util.FatalIfError(index.InteractiveRebuild())
+	index.Write()
+}
+
+func commandRepos() {
+	index := ReadIndex()
+	var items []string
+	for _, repo := range index.Repos {
+		items = append(items, repo.CheckoutPath)
+	}
+	util.ShowSorted(items)
+}
+
+func commandRemotes() {
+	index := ReadIndex()
+	var items []string
+	for _, repo := range index.Repos {
+		for _, remote := range repo.Remotes {
+			items = append(items, remote.URL)
+		}
+	}
+	util.ShowSorted(items)
+}
+
+func commandEach(command string, args []string) {
+	allOK := true
+	for _, repo := range ReadIndex().Repos {
+		ok := repo.InteractiveExec(command, args...)
+		if !ok {
+			allOK = false
+		}
+	}
+
+	if !allOK {
+		os.Exit(1)
+	}
+}
-- 
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