From 18953f93725c20ca6190ff22fb2708f042464573 Mon Sep 17 00:00:00 2001
From: Miguel de la Cruz <miguel@mcrx.me>
Date: Sat, 29 Feb 2020 13:00:40 +0100
Subject: [PATCH] Adds the grep parsing and ticket creation

---
 cmd/add.go        | 77 ++++++++++++++++++++++++++++++++++++++++++-----
 model/campaign.go |  3 +-
 model/ticket.go   |  2 +-
 3 files changed, 72 insertions(+), 10 deletions(-)

diff --git a/cmd/add.go b/cmd/add.go
index 4cbf311..d3b7dc4 100644
--- a/cmd/add.go
+++ b/cmd/add.go
@@ -1,17 +1,24 @@
 package cmd
 
 import (
+	"fmt"
+	"os/exec"
+	"strconv"
+	"strings"
+
 	"github.com/spf13/cobra"
 
 	"git.ctrlz.es/mgdelacroix/campaigner/model"
 )
 
+const defaultGrepOpts = "-nrFI"
+
 func AddCmd() *cobra.Command {
 	cmd := &cobra.Command{
 		Use:   "add",
 		Short: "Adds tickets to the campaign",
 		Args:  cobra.NoArgs,
-		RunE:  addCmdF,
+		Run:   addCmdF,
 	}
 
 	cmd.Flags().StringP("dir", "d", "", "directory containing the source code")
@@ -24,15 +31,69 @@ func AddCmd() *cobra.Command {
 	return cmd
 }
 
-func RunGrep(dir string, strs []string, caseInsensitive bool) ([]model.Ticket, error) {
-	// grep -nrI TEXT .
-	// -i as well with case insensitive
+func parseLine(line string) (*model.Ticket, error) {
+	parts := strings.Split(line, ":")
+	if len(parts) < 3 {
+		return nil, fmt.Errorf("cannot parse line: %s", line)
+	}
 
-	return nil, nil
+	filename := parts[0]
+	lineNo, err := strconv.Atoi(parts[1])
+	if err != nil {
+		return nil, err
+	}
+	text := strings.Join(parts[2:], "")
+
+	return &model.Ticket{filename, lineNo, text}, nil
 }
 
-func addCmdF(cmd *cobra.Command, _ []string) error {
-	// either govet or grep
+func RunGrep(dir, str string, caseInsensitive bool) ([]*model.Ticket, error) {
+	opts := defaultGrepOpts
+	if caseInsensitive {
+		opts = opts + "i"
+	}
 
-	return nil
+	out, err := exec.Command("grep", opts, str, dir).Output()
+	if err != nil {
+		return nil, err
+	}
+
+	tickets := []*model.Ticket{}
+	for _, line := range strings.Split(string(out), "\n") {
+		// ToDo: get and check error
+		ticket, _ := parseLine(line)
+		if ticket != nil {
+			tickets = append(tickets, ticket)
+		}
+	}
+
+	return tickets, nil
+}
+
+func RunGreps(dir string, strs []string, caseInsensitive bool) ([]*model.Ticket, error) {
+	tickets := []*model.Ticket{}
+	for _, str := range strs {
+		results, err := RunGrep(dir, str, caseInsensitive)
+		if err != nil {
+			return nil, err
+		}
+		tickets = append(tickets, results...)
+	}
+
+	return tickets, nil
+}
+
+func addCmdF(cmd *cobra.Command, _ []string) {
+	dir, _ := cmd.Flags().GetString("dir")
+	grepStrs, _ := cmd.Flags().GetStringSlice("grep")
+	caseInsensitive, _ := cmd.Flags().GetBool("case-insensitive")
+
+	tickets, err := RunGreps(dir, grepStrs, caseInsensitive)
+	if err != nil {
+		ErrorAndExit(cmd, err)
+	}
+
+	for _, ticket := range tickets {
+		fmt.Printf("%+v\n", ticket)
+	}
 }
diff --git a/model/campaign.go b/model/campaign.go
index 024281f..369f4dd 100644
--- a/model/campaign.go
+++ b/model/campaign.go
@@ -1,5 +1,6 @@
 package model
 
 type Campaign struct {
-	Epic string `json:"epic"`
+	Epic    string    `json:"epic"`
+	Tickets []*Ticket `json:"tickets"`
 }
diff --git a/model/ticket.go b/model/ticket.go
index 06c32b5..3516bb2 100644
--- a/model/ticket.go
+++ b/model/ticket.go
@@ -2,6 +2,6 @@ package model
 
 type Ticket struct {
 	Filename string `json:"filename"`
-	Line     int    `json:"line"`
+	LineNo   int    `json:"line_no"`
 	Text     string `json:"text"` // needed??
 }