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-rw-r--r--config.mk2
-rw-r--r--layout.c8
2 files changed, 4 insertions, 6 deletions
diff --git a/config.mk b/config.mk
index aa90094..de2fb00 100644
--- a/config.mk
+++ b/config.mk
@@ -1,5 +1,5 @@
 # dwm version
-VERSION = 4.1
+VERSION = 4.2
 
 # Customize below to fit your system
 
diff --git a/layout.c b/layout.c
index bc5ca1c..47e9e49 100644
--- a/layout.c
+++ b/layout.c
@@ -198,11 +198,9 @@ setlayout(const char *arg) {
 	int i;
 
 	if(!arg) {
-		for(i = 0; i < nlayouts && lt != &layout[i]; i++);
-		if(i == nlayouts - 1)
-			lt = &layout[0];
-		else
-			lt = &layout[++i];
+		lt++;
+		if(lt == layout + nlayouts)
+			lt = layout;
 	}
 	else {
 		i = atoi(arg);
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package bpod

import (
	"encoding/json"
	"fmt"
	"math/rand"

	"tildegit.org/andinus/cetus/request"
)

// BPOD holds the response from the api.
type BPOD struct {
	StartDate     string `json:"startdate"`
	FullStartDate string `json:"fullstartdate"`
	EndDate       string `json:"enddate"`
	URL           string `json:"url"`
	URLBase       string `json:"urlbase"`
	Copyright     string `json:"copyright"`
	CopyrightLink string `json:"copyrightlink"`
	Title         string `json:"title"`
	Hsh           string `json:"hsh"`
}

// List holds the list of BPOD.
type List struct {
	Photos []BPOD `json:"images"`
}

// UnmarshalJson will take body as input & unmarshal it to res,
func UnmarshalJson(body string) (BPOD, error) {
	list := List{}
	res := BPOD{}

	err := json.Unmarshal([]byte(body), &list)
	if err != nil {
		return res, fmt.Errorf("UnmarshalJson failed\n%s", err.Error())
	}

	// If random flag was not passed then list.Photos has only one
	// entry and that will get selected because it's only one, in
	// that case this rand.Intn wrap is stupid but when user
	// passes the random flag then this wrap will return a single
	// entry, which means we don't have to create another func to
	// select random entry but this means that body and res are
	// out of sync now, because res has only one entry but body
	// still has all entries so we Marshal res into body with
	// MarshalJson func.
	res = list.Photos[rand.Intn(len(list.Photos))]
	return res, nil
}

// GetJson takes reqInfo as input and returns the body and an error.
func GetJson(reqInfo map[string]string) (string, error) {
	// reqInfo is map[string]string and params is built from it,
	// currently it takes apiKey and the date from reqInfo to
	// build param. If any new key/value is added to reqInfo then
	// it must be addded here too, it won't be sent as param
	// directly.
	params := make(map[string]string)
	params["format"] = "js"
	params["n"] = "1"

	// if random is true then fetch 7 photos
	if reqInfo["random"] == "true" {
		params["n"] = "7"
	}

	body, err := request.GetRes(reqInfo["api"], params)
	return string(body), err
}