From 78d17a27601a496ab77420a636368da632ce52a1 Mon Sep 17 00:00:00 2001
From: Bel LaPointe <lapoba16@wfu.edu>
Date: Sun, 3 Mar 2019 09:21:30 -0700
Subject: [PATCH] cli can read

---
 cli.go                    | 71 +++++++++++++++++++++++++++++++++++++++
 mytinytodo/buffer.go      | 12 +++++++
 mytinytodo/buffer_test.go | 26 ++++++++++++++
 3 files changed, 109 insertions(+)

diff --git a/cli.go b/cli.go
index f8a8913..3d9ff1f 100644
--- a/cli.go
+++ b/cli.go
@@ -1,10 +1,81 @@
 package main
 
 import (
+	"bufio"
+	"errors"
+	"fmt"
+	"local/mytinytodoclient/mytinytodo"
 	"local/mytinytodoclient/mytinytodo/remote"
+	"log"
+	"os"
+	"strings"
 )
 
 func main() {
+	conf, err := remote.NewConfig()
+	if err != nil {
+		panic(err)
+	}
+	buffer, err := mytinytodo.NewBuffer(&mytinytodo.Config{Config: conf})
+	if err != nil {
+		panic(err)
+	}
+	log.Printf("config: %v", *conf)
+	for {
+		line := readLine()
+		first := strings.Split(line, " ")[0]
+		if err := doLine(buffer, first, line); err != nil {
+			log.Printf("err doing %s: %v", first, err)
+		}
+	}
+}
+
+func readLine() string {
+	reader := bufio.NewReader(os.Stdin)
+	text, _ := reader.ReadString('\n')
+	return strings.TrimSpace(text)
+}
+
+func doLine(buffer *mytinytodo.Buffer, key, line string) error {
+	defer func() {
+		if err := recover(); err != nil {
+			log.Printf("err on %s: %v", key, err)
+		}
+	}()
+	err := fmt.Errorf("unknown command %q", key)
+	switch key {
+	case "refresh":
+		buffer.RefreshLocal()
+		err = nil
+	case "dequeue":
+		buffer.Dequeue()
+		err = nil
+	case "enqueue":
+		err = errors.New("not impl")
+	case "lists":
+		var lists remote.Lists
+		lists, err = buffer.Lists()
+		if err == nil {
+			log.Printf("%s: %v", key, lists)
+		}
+	case "tasks":
+		var tasks remote.Tasks
+		id := strings.Split(line, " ")[1]
+		tasks, err = buffer.Tasks(remote.List{ID: id})
+		if err == nil {
+			log.Printf("%s: %v", key, tasks)
+		}
+	case "quit":
+		fallthrough
+	case "exit":
+		fallthrough
+	case "q":
+		err = errors.New("not impl")
+	}
+	return err
+}
+
+func oldMain() {
 	conf, err := remote.NewConfig()
 	if err != nil {
 		panic(err)
diff --git a/mytinytodo/buffer.go b/mytinytodo/buffer.go
index cbb04e2..f1d35e0 100644
--- a/mytinytodo/buffer.go
+++ b/mytinytodo/buffer.go
@@ -164,6 +164,18 @@ func (buffer *Buffer) RefreshLocal() {
 	}
 }
 
+func (buffer *Buffer) Lists() (remote.Lists, error) {
+	var lists remote.Lists
+	err := buffer.db.Get(nsLists, keyLists, &lists)
+	return lists, err
+}
+
+func (buffer *Buffer) Tasks(list remote.List) (remote.Tasks, error) {
+	var tasks remote.Tasks
+	err := buffer.db.Get(nsTasks, list.ID, &tasks)
+	return tasks, err
+}
+
 func (buffer *Buffer) notDoneCallback(foo func()) {
 	for {
 		select {
diff --git a/mytinytodo/buffer_test.go b/mytinytodo/buffer_test.go
index cbe5543..a92d668 100644
--- a/mytinytodo/buffer_test.go
+++ b/mytinytodo/buffer_test.go
@@ -84,6 +84,32 @@ func TestBufferNotDoneCallback(t *testing.T) {
 	close(b.done)
 }
 
+func TestBufferLists(t *testing.T) {
+	b, s := mockBuffer(t)
+	defer b.Close()
+	defer s.Close()
+
+	b.RefreshLocal()
+
+	if lists, err := b.Lists(); err != nil || lists.Length() != 1 {
+		t.Fatalf("err: buffer cannot lists(): %v (%d)", err, lists.Length())
+	}
+}
+
+func TestBufferTasks(t *testing.T) {
+	b, s := mockBuffer(t)
+	defer b.Close()
+	defer s.Close()
+
+	b.RefreshLocal()
+
+	if lists, err := b.Lists(); err != nil || lists.Length() != 1 {
+		t.Fatalf("err: buffer cannot lists(): %v (%d)", err, lists.Length())
+	} else if tasks, err := b.Tasks(lists.ListArray()[0]); err != nil || tasks.Length() != 1 {
+		t.Fatalf("err: buffer cannot tasks(): %v (%d)", err, tasks.Length())
+	}
+}
+
 func mockBuffer(t *testing.T) (*Buffer, *httptest.Server) {
 	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		w.WriteHeader(http.StatusOK)