Add command to read bitcoin dominance percentage

cointop/cmd/cmd.go

@@ -7,8 +7,9 @@ func Execute() {
 		VersionCmd(),
 		CleanCmd(),
 		ResetCmd(),
-		PriceCmd(),
 		HoldingsCmd(),
+		PriceCmd(),
+		DominanceCmd(),
 		ServerCmd(),
 		TestCmd(),
 	)

cointop/cmd/dominance.go

@@ -0,0 +1,28 @@
+package cmd
+
+import (
+	"github.com/miguelmota/cointop/cointop"
+	"github.com/spf13/cobra"
+)
+
+// DominanceCmd ...
+func DominanceCmd() *cobra.Command {
+	var apiChoice, currency string
+
+	dominanceCmd := &cobra.Command{
+		Use:   "dominance",
+		Short: "Displays bitcoin dominance",
+		Long:  `The dominance command display the dominance percentage of bitcoin`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return cointop.PrintBitcoinDominance(&cointop.DominanceConfig{
+				Currency:  currency,
+				APIChoice: apiChoice,
+			})
+		},
+	}
+
+	dominanceCmd.Flags().StringVarP(&currency, "currency", "f", "USD", "The currency to convert to")
+	dominanceCmd.Flags().StringVarP(&apiChoice, "api", "a", cointop.CoinGecko, "API choice. Available choices are \"coinmarketcap\" and \"coingecko\"")
+
+	return dominanceCmd
+}

cointop/cmd/price.go

@@ -22,8 +22,8 @@ func PriceCmd() *cobra.Command {
 		},
 	}
 
-	priceCmd.Flags().StringVarP(&coin, "coin", "c", "bitcoin", "Full name of the coin (default \"bitcoin\")")
-	priceCmd.Flags().StringVarP(&currency, "currency", "f", "USD", "The currency to convert to (default \"USD\")")
+	priceCmd.Flags().StringVarP(&coin, "coin", "c", "bitcoin", "Full name of the coin")
+	priceCmd.Flags().StringVarP(&currency, "currency", "f", "USD", "The currency to convert to")
 	priceCmd.Flags().StringVarP(&apiChoice, "api", "a", cointop.CoinGecko, "API choice. Available choices are \"coinmarketcap\" and \"coingecko\"")
 
 	return priceCmd

cointop/cointop.go

@@ -13,7 +13,6 @@ import (
 	"github.com/miguelmota/cointop/cointop/common/api/types"
 	"github.com/miguelmota/cointop/cointop/common/filecache"
 	"github.com/miguelmota/cointop/cointop/common/gizak/termui"
-	"github.com/miguelmota/cointop/cointop/common/humanize"
 	"github.com/miguelmota/cointop/cointop/common/pathutil"
 	"github.com/miguelmota/cointop/cointop/common/table"
 	"github.com/miguelmota/gocui"
@@ -408,35 +407,6 @@ func (ct *Cointop) IsRunning() bool {
 	return ct.State.running
 }
 
-// PriceConfig is the config options for the price command
-type PriceConfig struct {
-	Coin      string
-	Currency  string
-	APIChoice string
-}
-
-// PrintPrice outputs the current price of the coin
-func PrintPrice(config *PriceConfig) error {
-	var priceAPI api.Interface
-	if config.APIChoice == CoinMarketCap {
-		priceAPI = api.NewCMC("")
-	} else if config.APIChoice == CoinGecko {
-		priceAPI = api.NewCG()
-	} else {
-		return ErrInvalidAPIChoice
-	}
-
-	price, err := priceAPI.Price(config.Coin, config.Currency)
-	if err != nil {
-		return err
-	}
-
-	symbol := CurrencySymbol(config.Currency)
-	fmt.Fprintf(os.Stdout, "%s%s\n", symbol, humanize.Commaf(price))
-
-	return nil
-}
-
 // CleanConfig is the config for the clean function
 type CleanConfig struct {
 	Log      bool

cointop/dominance.go

@@ -0,0 +1,39 @@
+package cointop
+
+import (
+	"fmt"
+
+	"github.com/miguelmota/cointop/cointop/common/api"
+)
+
+// DominanceConfig is the config options for the dominance command
+type DominanceConfig struct {
+	Currency  string
+	APIChoice string
+}
+
+// PrintBitcoinDominance outputs the dominance percentage of bitcoin
+func PrintBitcoinDominance(config *DominanceConfig) error {
+	if config == nil {
+		config = &DominanceConfig{}
+	}
+
+	var coinAPI api.Interface
+	if config.APIChoice == CoinMarketCap {
+		coinAPI = api.NewCMC("")
+	} else if config.APIChoice == CoinGecko {
+		coinAPI = api.NewCG()
+	} else {
+		return ErrInvalidAPIChoice
+	}
+
+	data, err := coinAPI.GetGlobalMarketData(config.Currency)
+	if err != nil {
+		return err
+	}
+
+	value := fmt.Sprintf("Bitcoin: %.2f%%", data.BitcoinPercentageOfMarketCap)
+	fmt.Println(value)
+
+	return nil
+}

cointop/price.go

@@ -0,0 +1,38 @@
+package cointop
+
+import (
+	"fmt"
+
+	"github.com/miguelmota/cointop/cointop/common/api"
+	"github.com/miguelmota/cointop/cointop/common/humanize"
+)
+
+// PriceConfig is the config options for the price command
+type PriceConfig struct {
+	Coin      string
+	Currency  string
+	APIChoice string
+}
+
+// PrintPrice outputs the current price of the coin
+func PrintPrice(config *PriceConfig) error {
+	var priceAPI api.Interface
+	if config.APIChoice == CoinMarketCap {
+		priceAPI = api.NewCMC("")
+	} else if config.APIChoice == CoinGecko {
+		priceAPI = api.NewCG()
+	} else {
+		return ErrInvalidAPIChoice
+	}
+
+	price, err := priceAPI.Price(config.Coin, config.Currency)
+	if err != nil {
+		return err
+	}
+
+	symbol := CurrencySymbol(config.Currency)
+	value := fmt.Sprintf("%s%s", symbol, humanize.Commaf(price))
+	fmt.Println(value)
+
+	return nil
+}