|
| 1 | +package commands |
| 2 | + |
| 3 | +import ( |
| 4 | + "encoding/json" |
| 5 | + "errors" |
| 6 | + "fmt" |
| 7 | + "io" |
| 8 | + "net/http" |
| 9 | + "os" |
| 10 | + "path/filepath" |
| 11 | + "strings" |
| 12 | + |
| 13 | + "github.com/code-game-project/codegame-cli/external" |
| 14 | + "github.com/code-game-project/codegame-cli/input" |
| 15 | + "github.com/ogier/pflag" |
| 16 | +) |
| 17 | + |
| 18 | +func New() error { |
| 19 | + var project string |
| 20 | + if pflag.NArg() >= 2 { |
| 21 | + project = strings.ToLower(pflag.Arg(1)) |
| 22 | + } else { |
| 23 | + var err error |
| 24 | + project, err = input.Select("Which type of project would you like to create?", []string{"Game Server", "Game Client"}, []string{"server", "client"}) |
| 25 | + if err != nil { |
| 26 | + return err |
| 27 | + } |
| 28 | + } |
| 29 | + |
| 30 | + switch project { |
| 31 | + case "server": |
| 32 | + return newServer() |
| 33 | + case "client": |
| 34 | + return newClient() |
| 35 | + default: |
| 36 | + return fmt.Errorf("Unknown project type: %s", project) |
| 37 | + } |
| 38 | +} |
| 39 | + |
| 40 | +func newServer() error { |
| 41 | + return errors.New("Not implemented.") |
| 42 | +} |
| 43 | + |
| 44 | +func newClient() error { |
| 45 | + domain, err := input.Input("Enter the domain of the game server:") |
| 46 | + if err != nil { |
| 47 | + return err |
| 48 | + } |
| 49 | + if strings.HasPrefix(domain, "http://") { |
| 50 | + domain = strings.TrimPrefix(domain, "http://") |
| 51 | + } else if strings.HasPrefix(domain, "https://") { |
| 52 | + domain = strings.TrimPrefix(domain, "https://") |
| 53 | + } else if strings.HasPrefix(domain, "ws://") { |
| 54 | + domain = strings.TrimPrefix(domain, "ws://") |
| 55 | + } else if strings.HasPrefix(domain, "wss://") { |
| 56 | + domain = strings.TrimPrefix(domain, "wss://") |
| 57 | + } |
| 58 | + domain = strings.TrimSuffix(domain, "/") |
| 59 | + ssl := isSSL(domain) |
| 60 | + name, _, err := getCodeGameInfo(baseURL(domain, ssl)) |
| 61 | + if err != nil { |
| 62 | + return err |
| 63 | + } |
| 64 | + cgeVersion, err := getCGEVersion(baseURL(domain, ssl)) |
| 65 | + if err != nil { |
| 66 | + return err |
| 67 | + } |
| 68 | + |
| 69 | + projectName, err := input.Input("Project name:") |
| 70 | + if err != nil { |
| 71 | + return err |
| 72 | + } |
| 73 | + |
| 74 | + err = os.MkdirAll(projectName, 0755) |
| 75 | + if err != nil { |
| 76 | + return err |
| 77 | + } |
| 78 | + |
| 79 | + var language string |
| 80 | + if pflag.NArg() >= 3 { |
| 81 | + language = strings.ToLower(pflag.Arg(2)) |
| 82 | + } else { |
| 83 | + var err error |
| 84 | + language, err = input.Select("In which language do you want to write your project?", []string{"Go"}, []string{"go"}) |
| 85 | + if err != nil { |
| 86 | + return err |
| 87 | + } |
| 88 | + } |
| 89 | + |
| 90 | + eventsOutput := projectName |
| 91 | + if language == "go" { |
| 92 | + eventsOutput = filepath.Join(projectName, name) |
| 93 | + } |
| 94 | + |
| 95 | + err = external.CGGenEvents(eventsOutput, baseURL(domain, ssl), cgeVersion, language) |
| 96 | + if err != nil { |
| 97 | + return err |
| 98 | + } |
| 99 | + return nil |
| 100 | +} |
| 101 | + |
| 102 | +func getCodeGameInfo(baseURL string) (string, string, error) { |
| 103 | + type response struct { |
| 104 | + Name string `json:"name"` |
| 105 | + CGVersion string `json:"cg_version"` |
| 106 | + } |
| 107 | + res, err := http.Get(baseURL + "/info") |
| 108 | + if err != nil { |
| 109 | + return "", "", err |
| 110 | + } |
| 111 | + defer res.Body.Close() |
| 112 | + |
| 113 | + var data response |
| 114 | + err = json.NewDecoder(res.Body).Decode(&data) |
| 115 | + if err != nil { |
| 116 | + return "", "", err |
| 117 | + } |
| 118 | + |
| 119 | + return data.Name, data.CGVersion, nil |
| 120 | +} |
| 121 | + |
| 122 | +func getCGEVersion(baseURL string) (string, error) { |
| 123 | + res, err := http.Get(baseURL + "/events") |
| 124 | + if err != nil { |
| 125 | + return "", err |
| 126 | + } |
| 127 | + defer res.Body.Close() |
| 128 | + |
| 129 | + data, err := io.ReadAll(res.Body) |
| 130 | + if err != nil { |
| 131 | + return "", err |
| 132 | + } |
| 133 | + return parseCGEVersion([]rune(string(data))), nil |
| 134 | +} |
| 135 | + |
| 136 | +func parseCGEVersion(runes []rune) string { |
| 137 | + index := 0 |
| 138 | + commentNestingLevel := 0 |
| 139 | + for index < len(runes) && (runes[index] == ' ' || runes[index] == '\r' || runes[index] == '\n' || runes[index] == '\t' || (index < len(runes)-1 && runes[index] == '/' && runes[index+1] == '*') || (index < len(runes)-1 && runes[index] == '*' && runes[index+1] == '/') || (index < len(runes)-1 && runes[index] == '/' && runes[index+1] == '/') || commentNestingLevel > 0) { |
| 140 | + if runes[index] == '/' { |
| 141 | + if runes[index+1] == '/' { |
| 142 | + for index < len(runes) && runes[index] != '\n' { |
| 143 | + index++ |
| 144 | + } |
| 145 | + } else { |
| 146 | + commentNestingLevel++ |
| 147 | + } |
| 148 | + } |
| 149 | + if runes[index] == '*' { |
| 150 | + commentNestingLevel-- |
| 151 | + } |
| 152 | + index++ |
| 153 | + } |
| 154 | + |
| 155 | + words := strings.Fields(string(runes[index:])) |
| 156 | + for i, w := range words { |
| 157 | + if w == "version" && i < len(words)-1 { |
| 158 | + return words[i+1] |
| 159 | + } |
| 160 | + } |
| 161 | + |
| 162 | + return "" |
| 163 | +} |
| 164 | + |
| 165 | +func baseURL(domain string, ssl bool) string { |
| 166 | + if ssl { |
| 167 | + return "https://" + domain |
| 168 | + } else { |
| 169 | + return "http://" + domain |
| 170 | + } |
| 171 | +} |
| 172 | + |
| 173 | +func isSSL(domain string) bool { |
| 174 | + res, err := http.Get("https://" + domain) |
| 175 | + if err == nil { |
| 176 | + res.Body.Close() |
| 177 | + return true |
| 178 | + } |
| 179 | + return false |
| 180 | +} |
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