Add per page flag

cointop/cmd/cmd.go

@@ -16,6 +16,7 @@ func Execute() {
 	var refreshRate uint
 	var config, cmcAPIKey, apiChoice, colorscheme, coin, currency string
 	cacheDir := filecache.DefaultCacheDir
+	perPage := cointop.DefaultPerPage
 
 	rootCmd := &cobra.Command{
 		Use:   "cointop",
@@ -78,6 +79,7 @@ For more information, visit: https://github.com/miguelmota/cointop`,
 				HideStatusbar:       hideStatusbar,
 				OnlyTable:           onlyTable,
 				RefreshRate:         refreshRateP,
+				PerPage:             perPage,
 			})
 			if err != nil {
 				return err
@@ -98,6 +100,7 @@ For more information, visit: https://github.com/miguelmota/cointop`,
 	rootCmd.Flags().BoolVarP(&silent, "silent", "s", false, "Silence log ouput")
 	rootCmd.Flags().BoolVarP(&noCache, "no-cache", "", false, "No cache")
 	rootCmd.Flags().UintVarP(&refreshRate, "refresh-rate", "r", 60, "Refresh rate in seconds. Set to 0 to not auto-refresh")
+	rootCmd.Flags().UintVarP(&perPage, "per-page", "", perPage, "Per page")
 	rootCmd.Flags().StringVarP(&config, "config", "c", "", fmt.Sprintf("Config filepath. (default %s)", cointop.DefaultConfigFilepath))
 	rootCmd.Flags().StringVarP(&cmcAPIKey, "coinmarketcap-api-key", "", "", "Set the CoinMarketCap API key")
 	rootCmd.Flags().StringVarP(&apiChoice, "api", "", cointop.CoinGecko, "API choice. Available choices are \"coinmarketcap\" and \"coingecko\"")

cointop/cointop.go

@@ -134,6 +134,7 @@ type Config struct {
 	NoCache             bool
 	OnlyTable           bool
 	RefreshRate         *uint
+	PerPage             uint
 }
 
 // APIKeys is api keys structure
@@ -141,6 +142,9 @@ type APIKeys struct {
 	cmc string
 }
 
+// DefaultPerPage ...
+var DefaultPerPage uint = 100
+
 // DefaultColorscheme ...
 var DefaultColorscheme = "cointop"
 
@@ -170,6 +174,11 @@ func NewCointop(config *Config) (*Cointop, error) {
 		})
 	}
 
+	perPage := DefaultPerPage
+	if config.PerPage != 0 {
+		perPage = config.PerPage
+	}
+
 	ct := &Cointop{
 		apiChoice:      CoinGecko,
 		apiKeys:        new(APIKeys),
@@ -198,7 +207,7 @@ func NewCointop(config *Config) (*Cointop, error) {
 			shortcutKeys:       DefaultShortcuts(),
 			sortBy:             "rank",
 			page:               0,
-			perPage:            100,
+			perPage:            int(perPage),
 			portfolio: &Portfolio{
 				Entries: make(map[string]*PortfolioEntry, 0),
 			},