From 6b8e4a3b8675eb6d4d5dbc63679a103417fc166a Mon Sep 17 00:00:00 2001
From: Andrew Scott <git@acscott.dev>
Date: Thu, 7 Jul 2022 23:43:16 -0400
Subject: [PATCH] Added automatic location fetching

---
 cmd/client/{advancedMenu.go => advanced.go} | 13 ++++--
 cmd/client/location.go                      | 45 +++++++++++++++++++++
 cmd/client/main.go                          | 25 +++++++++---
 cmd/client/weather.go                       |  9 +++++
 4 files changed, 82 insertions(+), 10 deletions(-)
 rename cmd/client/{advancedMenu.go => advanced.go} (64%)
 create mode 100644 cmd/client/location.go
 create mode 100644 cmd/client/weather.go

diff --git a/cmd/client/advancedMenu.go b/cmd/client/advanced.go
similarity index 64%
rename from cmd/client/advancedMenu.go
rename to cmd/client/advanced.go
index 5e00b50..2536b6d 100644
--- a/cmd/client/advancedMenu.go
+++ b/cmd/client/advanced.go
@@ -9,7 +9,7 @@ import (
 	"sync"
 )
 
-func advancedMenu(wg *sync.WaitGroup) {
+func advancedMenu(wg *sync.WaitGroup, cfg *config) {
 
 	var option string
 
@@ -17,7 +17,7 @@ func advancedMenu(wg *sync.WaitGroup) {
 
 		fmt.Print("\nAdvanced Menu\n-------------\n\n")
 
-		fmt.Println("1. Change units (Fahrenheit/Celsius)")
+		fmt.Println("1. Change units (Default: Fahrenheit)")
 		fmt.Println("2. Enter precise location")
 		fmt.Print("0. Back\n\n")
 
@@ -30,11 +30,16 @@ func advancedMenu(wg *sync.WaitGroup) {
 		option = strings.TrimSuffix(input, "\n")
 
 		if option == "1" {
-			fmt.Print("\nChanged units...\n\n")
+			current := cfg.Units
+			if current == "F" {
+				cfg.Units = "C"
+			} else {
+				cfg.Units = "F"
+			}
+			fmt.Printf("\nChanged units from %s to %s...\n\n", current, cfg.Units)
 		} else if option == "2" {
 			fmt.Print("Precise location selected...\n\n")
 		}
 	}
-
 	wg.Done()
 }
diff --git a/cmd/client/location.go b/cmd/client/location.go
new file mode 100644
index 0000000..2fd4b5a
--- /dev/null
+++ b/cmd/client/location.go
@@ -0,0 +1,45 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"strings"
+	"sync"
+)
+
+func getLocation(wg *sync.WaitGroup, cfg *config) {
+
+	errMsg := "\nSorry, couldn't get your location automatically"
+
+	res, err := http.Get("https://ipinfo.io/json")
+	if err != nil {
+		fmt.Println(errMsg)
+		log.Println(err)
+		return
+	}
+	defer res.Body.Close()
+
+	body, err := ioutil.ReadAll(res.Body)
+	if err != nil {
+		fmt.Println(errMsg)
+		log.Panicln(err)
+	}
+
+	err = json.Unmarshal(body, &cfg)
+	if err != nil {
+		fmt.Println(errMsg)
+		log.Fatalln(err)
+	}
+
+	loc := strings.Split(cfg.Location, ",")
+	cfg.Latitude, cfg.Longitude = loc[0], loc[1]
+
+	wg.Done()
+}
+
+func getPreciseLocation(wg *sync.WaitGroup, cfg *config) {
+
+}
diff --git a/cmd/client/main.go b/cmd/client/main.go
index dc850d8..8f83f5e 100644
--- a/cmd/client/main.go
+++ b/cmd/client/main.go
@@ -9,36 +9,49 @@ import (
 	"sync"
 )
 
+type config struct {
+	Units     string `json:"units"`
+	Location  string `json:"loc"`
+	Longitude string `json:"lat"`
+	Latitude  string `json:"lon"`
+}
+
 func main() {
 
+	cfg := config{
+		Units: "F",
+	}
+
 	var option string
 	var wg sync.WaitGroup
 
 	fmt.Println("\n==============================================")
 	fmt.Println("| Welcome to the OpenWeatherMap-gRPC Client! |")
-	fmt.Print("==============================================\n")
+	fmt.Println("==============================================")
 
 	for option != "0" {
 
 		fmt.Print("\nMain Menu\n---------\n\n")
 
-		fmt.Println("1. Today's forecast (use current location)")
+		fmt.Println("1. Today's forecast (use current location, default)")
 		fmt.Println("2. Advanced options")
 		fmt.Print("0. Exit\n\n")
 
 		reader := bufio.NewReader(os.Stdin)
 		input, err := reader.ReadString('\n')
 		if err != nil {
-			log.Fatal(err)
+			log.Println(err)
 		}
 
 		option = strings.TrimSuffix(input, "\n")
 
-		if option == "1" {
-			fmt.Println("Option 1 selected...")
+		if option == "1" || option == "" {
+			wg.Add(1)
+			go getLocation(&wg, &cfg)
+			wg.Wait()
 		} else if option == "2" {
 			wg.Add(1)
-			go advancedMenu(&wg)
+			go advancedMenu(&wg, &cfg)
 			wg.Wait()
 		} else if option == "0" {
 			return
diff --git a/cmd/client/weather.go b/cmd/client/weather.go
new file mode 100644
index 0000000..2348349
--- /dev/null
+++ b/cmd/client/weather.go
@@ -0,0 +1,9 @@
+package main
+
+import "sync"
+
+func getToday(wg *sync.WaitGroup, cfg *config) {
+
+	//	errMsg := "\nSorry, couldn't get today's weather. Perhaps you've been rate limited?"
+
+}