1package main
 2
 3import (
 4	"encoding/json"
 5	"errors"
 6	"fmt"
 7	"io/ioutil"
 8	"os"
 9	"strconv"
10	"time"
11
12	"github.com/fatih/color"
13)
14
15type Project struct {
16	Name    string   `json:"name"`
17	Streaks []Streak `json:"streaks"`
18}
19type Streak struct {
20	Start       time.Time     `json:"start"`
21	End         time.Time     `json:"end"`
22	Duration    time.Duration `json:"duration"`
23	Description string        `json:"description"`
24}
25type Work struct {
26	Projects           []Project `json:"projects"`
27	CurrentProjectName string    `json:"currentProjectName"`
28}
29
30var work Work
31
32func readProjects() {
33	file, err := ioutil.ReadFile(filePath)
34	if err != nil {
35		//file not exists, create directory and file
36		color.Yellow(directoryPath + " not exists, creating directory")
37		_ = os.Mkdir(directoryPath, os.ModePerm)
38		saveWork()
39	}
40	content := string(file)
41	json.Unmarshal([]byte(content), &work)
42}
43
44func saveWork() {
45
46	jsonProjects, err := json.Marshal(work)
47	check(err)
48	err = ioutil.WriteFile(filePath, jsonProjects, 0644)
49	check(err)
50}
51func getProjectIByName(name string) int {
52	for i, project := range work.Projects {
53		if project.Name == name {
54			return i
55		}
56	}
57	return -1
58}
59func projectExist(name string) bool {
60	for _, project := range work.Projects {
61		if project.Name == name {
62			return true
63		}
64	}
65	return false
66}
67func newProject(name string) error {
68	//first, check if the project name is not taken yet
69	if projectExist(name) {
70		color.Red("Project name: " + name + ", already exists")
71		return errors.New("project name already exist")
72	}
73	var newProject Project
74	newProject.Name = name
75	work.Projects = append(work.Projects, newProject)
76	return nil
77}
78func listProjects() {
79	fmt.Println("")
80	fmt.Println("")
81	fmt.Println("Listing projects")
82	fmt.Println("")
83	for k, project := range work.Projects {
84		fmt.Println("project " + strconv.Itoa(k))
85		fmt.Print("name: ")
86		color.Blue(project.Name)
87		for k2, streak := range project.Streaks {
88			fmt.Println("	streak: " + strconv.Itoa(k2))
89			fmt.Print("	Start:")
90			fmt.Println(streak.Start)
91			fmt.Print("	End:")
92			fmt.Println(streak.End)
93			fmt.Print("	Duration:")
94			fmt.Println(streak.Duration)
95		}
96		fmt.Println("")
97	}
98}