IliaDenisov
101 lines
2.3 KiB
Go
101 lines
2.3 KiB
Go
package handler
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import (
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"errors"
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"net/http"
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"os"
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"github.com/gin-gonic/gin"
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"github.com/go-playground/validator/v10"
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"github.com/google/uuid"
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"github.com/iliadenisov/galaxy/internal/controller"
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e "github.com/iliadenisov/galaxy/internal/error"
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"github.com/iliadenisov/galaxy/internal/model/rest"
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)
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type CommandExecutor interface {
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GenerateGame([]string) (uuid.UUID, error)
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GameState() (rest.StateResponse, error)
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Execute(cmd ...Command) error
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}
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type Command func(controller.Ctrl) error
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type executor struct {
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cfg controller.Configurer
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}
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func initConfig() controller.Configurer {
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return func(p *controller.Param) {
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p.StoragePath = os.Getenv("STORAGE_PATH")
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}
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}
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func NewDefaultExecutor() CommandExecutor {
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return NewDefaultConfigExecutor(initConfig())
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}
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func NewDefaultConfigExecutor(configurer controller.Configurer) CommandExecutor {
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return &executor{cfg: configurer}
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}
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func (e *executor) Execute(command ...Command) error {
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return controller.ExecuteCommand(e.cfg, func(c controller.Ctrl) error {
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for i := range command {
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if err := command[i](c); err != nil {
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return err
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}
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}
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return nil
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})
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}
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func (e *executor) GenerateGame(races []string) (uuid.UUID, error) {
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return controller.GenerateGame(e.cfg, races)
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}
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func (e *executor) GameState() (rest.StateResponse, error) {
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s, err := controller.GameState(e.cfg)
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if err != nil {
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return rest.StateResponse{}, err
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}
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result := &rest.StateResponse{
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ID: s.ID,
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Turn: s.Turn,
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Stage: s.Stage,
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Players: make([]rest.PlayerState, len(s.Players)),
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}
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for i := range s.Players {
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result.Players[i].ID = s.Players[i].ID
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result.Players[i].Name = s.Players[i].Name
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result.Players[i].Extinct = s.Players[i].Extinct
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}
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return *result, nil
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}
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func errorResponded(c *gin.Context, err error) bool {
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if err == nil {
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return false
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}
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var ge = new(e.GenericError)
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if v, ok := err.(validator.ValidationErrors); ok {
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c.JSON(http.StatusBadRequest, gin.H{"error": v.Error()})
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return true
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}
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if errors.As(err, ge) {
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switch ge.Code {
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case e.ErrGameNotInitialized:
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c.Status(http.StatusNotImplemented)
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default:
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c.JSON(http.StatusInternalServerError, gin.H{"generic_error": ge.Error(), "code": ge.Code})
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}
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} else {
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c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
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}
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return true
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}
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