// Demo returns one problem for each active track.
func Demo(ctx *cli.Context) {
c, err := config.New(ctx.GlobalString("config"))
if err != nil {
log.Fatal(err)
}
client := api.NewClient(c)
problems, err := client.Demo()
if err != nil {
log.Fatal(err)
}
if dirOpt := ctx.String("dir"); dirOpt != "" {
c.SetDir(dirOpt)
}
fmt.Printf("Your exercises will be saved at: %s\n", c.Dir)
hw := user.NewHomework(problems, c)
if err := hw.Save(); err != nil {
log.Fatal(err)
}
hw.Report(user.HWAll)
fmt.Println("Next step: choose a language, read the README, and make the test suite pass.")
}
// Fetch downloads exercism problems and writes them to disk.
func Fetch(ctx *cli.Context) {
c, err := config.New(ctx.GlobalString("config"))
if err != nil {
log.Fatal(err)
}
client := api.NewClient(c)
problems, err := client.Fetch(ctx.Args())
if err != nil {
log.Fatal(err)
}
submissionInfo, err := client.Submissions()
if err != nil {
log.Fatal(err)
}
if err := setSubmissionState(problems, submissionInfo); err != nil {
log.Fatal(err)
}
hw := user.NewHomework(problems, c)
if err := hw.Save(); err != nil {
log.Fatal(err)
}
hw.Summarize(user.HWAll)
}
// Fetch downloads exercism problems and writes them to disk.
func Fetch(ctx *cli.Context) {
c, err := config.New(ctx.GlobalString("config"))
if err != nil {
log.Fatal(err)
}
client := api.NewClient(c)
problems, err := client.Fetch(ctx.Args())
if err != nil {
log.Fatal(err)
}
submissionInfo, err := client.Submissions()
if err != nil {
log.Fatal(err)
}
if err := setSubmissionState(problems, submissionInfo); err != nil {
log.Fatal(err)
}
dirs, err := filepath.Glob(filepath.Join(c.Dir, "*"))
if err != nil {
log.Fatal(err)
}
dirMap := make(map[string]bool)
for _, dir := range dirs {
dirMap[dir] = true
}
hw := user.NewHomework(problems, c)
if len(ctx.Args()) == 0 {
if err := hw.RejectMissingTracks(dirMap); err != nil {
log.Fatal(err)
}
}
if err := hw.Save(); err != nil {
log.Fatal(err)
}
hw.Summarize(user.HWAll)
}
// Restore returns a user's solved problems.
func Restore(ctx *cli.Context) {
c, err := config.New(ctx.GlobalString("config"))
if err != nil {
log.Fatal(err)
}
client := api.NewClient(c)
problems, err := client.Restore()
if err != nil {
log.Fatal(err)
}
hw := user.NewHomework(problems, c)
if err := hw.Save(); err != nil {
log.Fatal(err)
}
hw.Summarize(user.HWNotSubmitted)
}