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1 /****************************************************************************/
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2 /* Entai_app.go ( ver 0.1 ) */
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3 /* Last Change: 2016-09-30 Fri 22:09:50. */
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4 /****************************************************************************/
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5
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6 package main
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7
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8 import (
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9 "flag"
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10 "fmt"
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11 "os"
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12 "strconv"
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13 "time"
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14
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15 "entai"
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16 )
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17
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18 func main() {
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19
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20 var entai entai.Entai
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21
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22 // arguments
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23 h := flag.Bool( "h", false, "help" )
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24 r := flag.Bool( "r", false, "print rate" )
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25 l := flag.Bool( "l", false, "1-liner mode" )
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26 v := flag.Bool( "v", false, "print verbose in 1-liner mode")
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27 i := flag.Bool( "i", false, "print input in 1-liner mode")
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28 s := flag.Bool( "s", false, "server mode" )
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29 p := flag.Int( "p", 80, "listen port in server mode" )
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30
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31 flag.Parse()
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32
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33 if flag.NFlag() == 0 {
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34 PrintTile()
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35 flag.PrintDefaults()
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36 fmt.Fprint( os.Stderr, "\n" )
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37 os.Exit( 1 )
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38 }
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39
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40 if *h {
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41 PrintTile()
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42 fmt.Fprint( os.Stderr, "1-liner mode:\n" )
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43 fmt.Fprint( os.Stderr, "> entai_app -l 20160731 20161224 30000\n\n" )
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44 fmt.Fprint( os.Stderr, "> entai_app -i -l 20160731 20161224 30000\n\n" )
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45 fmt.Fprint( os.Stderr, "> entai_app -i -v -l 20160731 20161224 30000\n\n" )
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46 fmt.Fprint( os.Stderr, "server mode:\n" )
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47 fmt.Fprint( os.Stderr, "> entai_app -s -p 8080\n" )
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48 os.Exit( 0 )
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49 }
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50
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51 if *r {
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52 PrintTile()
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53 fmt.Fprint( os.Stderr, entai.GetRate() )
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54 os.Exit( 0 )
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55 }
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56
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57 if *s {
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58 *p = 8080
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59 fmt.Fprint( os.Stderr, "server mode is not implemented.\n" )
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60 os.Exit( 0 )
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61 }
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62
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63 if *l {
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64 layout := "20060102"
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65
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66 d, err := time.Parse( layout, flag.Arg(0) ); if err != nil {
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67 fmt.Fprint( os.Stderr, "bad date format.\n" )
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68 os.Exit( 1 )
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69 }
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70 p, err := time.Parse( layout, flag.Arg(1) ); if err != nil {
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71 fmt.Fprint( os.Stderr, "bad date format.\n" )
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72 os.Exit( 1 )
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73 }
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74
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75 t, err := strconv.Atoi( flag.Arg(2) )
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76 if err != nil || t < 0 {
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77 fmt.Fprint( os.Stderr, "bad money format.\n" )
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78 os.Exit( 1 )
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79 }
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80
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81 if *i {
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82 fmt.Printf( "%v,%v,%d,", d.Format( layout ), p.Format( layout ), g )
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83 }
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84
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85 // MAIN
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86 entai.Set( d, p, t )
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87 result, detail := entai.Result()
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88 //
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89
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90 fmt.Print( result )
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91
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92 if *v {
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93 fmt.Print( ",", detail )
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94 }
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95 fmt.Print( "\n" )
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96 }
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97 }
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98
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99 func PrintTile() {
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100 fmt.Fprint( os.Stderr, "\n==================================================\n" )
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101 fmt.Fprint( os.Stderr, " Entai_app ver 0.1 ( 2016.09.29 ) - since 2016\n" )
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102 fmt.Fprint( os.Stderr, "==================================================\n\n" )
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103 }
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104
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