Removes --project flag

Removed the need to use --project as its value is now inferred from
--epic. This commit adds an example of use to the `init` command too

cmd/init.go

@@ -1,6 +1,8 @@
 package cmd
 
 import (
+	"strings"
+
 	"git.ctrlz.es/mgdelacroix/campaigner/campaign"
 	"git.ctrlz.es/mgdelacroix/campaigner/model"
 
@@ -11,14 +13,18 @@ func InitCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "init",
 		Short: "Creates a new campaign in the current directory",
+		Example: `  campaigner init \
+    --url http://my-jira-instance.com \
+    --epic ASD-27 \
+    --issue-type Story \
+    --summary 'Refactor {{.function}} to inject the configuration service' \
+    --template ./refactor-config.tmpl`,
 		Args:  cobra.NoArgs,
 		Run:   initCmdF,
 	}
 
 	cmd.Flags().StringP("url", "u", "", "The jira server URL")
 	_ = cmd.MarkFlagRequired("url")
-	cmd.Flags().StringP("project", "p", "", "The jira project key to associate the tickets with")
-	_ = cmd.MarkFlagRequired("project")
 	cmd.Flags().StringP("epic", "e", "", "The epic id to associate this campaign with")
 	_ = cmd.MarkFlagRequired("epic")
 	cmd.Flags().StringP("summary", "s", "", "The summary of the tickets")
@@ -32,12 +38,13 @@ func InitCmd() *cobra.Command {
 
 func initCmdF(cmd *cobra.Command, _ []string) {
 	url, _ := cmd.Flags().GetString("url")
-	project, _ := cmd.Flags().GetString("project")
 	epic, _ := cmd.Flags().GetString("epic")
 	summary, _ := cmd.Flags().GetString("summary")
 	template, _ := cmd.Flags().GetString("template")
 	issueType, _ := cmd.Flags().GetString("issue-type")
 
+	project := strings.Split(epic, "-")[0]
+
 	cmp := &model.Campaign{
 		Url:       url,
 		Project:   project,

cmd/standalone.go

@@ -37,8 +37,6 @@ func CreateJiraTicketStandaloneCmd() *cobra.Command {
 	_ = cmd.MarkFlagRequired("url")
 	cmd.Flags().String("epic", "", "The jira epic id to associate the ticket with")
 	_ = cmd.MarkFlagRequired("epic")
-	cmd.Flags().StringP("project", "p", "", "The jira project key to associate the tickets with")
-	_ = cmd.MarkFlagRequired("project")
 	cmd.Flags().String("summary", "", "The summary of the ticket")
 	_ = cmd.MarkFlagRequired("summary")
 	cmd.Flags().String("template", "", "The template to render the description of the ticket")
@@ -82,7 +80,6 @@ func getVarMap(vars []string) (map[string]interface{}, error) {
 func createJiraTicketStandaloneCmdF(cmd *cobra.Command, _ []string) error {
 	url, _ := cmd.Flags().GetString("url")
 	epic, _ := cmd.Flags().GetString("epic")
-	project, _ := cmd.Flags().GetString("project")
 	username, _ := cmd.Flags().GetString("username")
 	token, _ := cmd.Flags().GetString("token")
 	summary, _ := cmd.Flags().GetString("summary")
@@ -90,6 +87,8 @@ func createJiraTicketStandaloneCmdF(cmd *cobra.Command, _ []string) error {
 	vars, _ := cmd.Flags().GetStringSlice("vars")
 	dryRun, _ := cmd.Flags().GetBool("dry-run")
 
+	project := strings.Split(epic, "-")[0]
+
 	if username == "" || token == "" {
 		cfg, err := config.ReadConfig()
 		if err != nil {