From f7a5bbb91efe203a17083bab99f193a2322def0e Mon Sep 17 00:00:00 2001 From: arnaucube Date: Thu, 13 Jun 2019 18:54:12 +0200 Subject: [PATCH] initial structure --- README.md | 3 + cmd/server.go | 24 ++++++ config/config.go | 50 ++++++++++++ db/db.go | 30 ++++++++ go.mod | 12 +++ go.sum | 149 ++++++++++++++++++++++++++++++++++++ main.go | 25 ++++++ models/galaxy.go | 10 +++ models/planet.go | 8 ++ models/user.go | 18 +++++ parts.md | 12 +++ queue/queue.go | 61 +++++++++++++++ queue/queue_test.go | 49 ++++++++++++ services/usersrv/usersrv.go | 5 ++ 14 files changed, 456 insertions(+) create mode 100644 README.md create mode 100644 cmd/server.go create mode 100644 config/config.go create mode 100644 db/db.go create mode 100644 go.mod create mode 100644 go.sum create mode 100644 main.go create mode 100644 models/galaxy.go create mode 100644 models/planet.go create mode 100644 models/user.go create mode 100644 parts.md create mode 100644 queue/queue.go create mode 100644 queue/queue_test.go create mode 100644 services/usersrv/usersrv.go diff --git a/README.md b/README.md new file mode 100644 index 0000000..4246771 --- /dev/null +++ b/README.md @@ -0,0 +1,3 @@ +# gogame + +Nostalgic OGame clone in Go diff --git a/cmd/server.go b/cmd/server.go new file mode 100644 index 0000000..e1efae2 --- /dev/null +++ b/cmd/server.go @@ -0,0 +1,24 @@ +package cmd + +import ( + "github.com/urfave/cli" +) + +var ServerCommands = []cli.Command{ + { + Name: "start", + Aliases: []string{}, + Usage: "start the server", + Action: cmdStart, + }, +} + +func cmdStart(c *cli.Context) error { + if err := config.MustRead(c); err != nil { + return err + } + + endpoint.Serve() + + return nil +} diff --git a/config/config.go b/config/config.go new file mode 100644 index 0000000..3e4f0d1 --- /dev/null +++ b/config/config.go @@ -0,0 +1,50 @@ +package config + +import ( + "strings" + + "github.com/spf13/viper" + "github.com/urfave/cli" +) + +type Config struct { + Server struct { + ServiceApi string + AdminApi string + } + Mongodb struct { + Url string + } +} + +var C Config + +func MustRead(c *cli.Context) error { + + viper.SetConfigType("yaml") + viper.SetConfigName("config") + viper.AddConfigPath(".") // adding home directory as first search path + viper.SetEnvPrefix("gogame") // so viper.AutomaticEnv will get matching envvars starting with O2M_ + viper.AutomaticEnv() // read in environment variables that match + viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_")) + + if c.GlobalString("config") != "" { + viper.SetConfigFile(c.GlobalString("config")) + } + + if err := viper.ReadInConfig(); err != nil { + return err + } + if err := viper.Unmarshal(&C); err != nil { + return err + } + var err error + if C.Id, err = core.IDFromString(C.IdRaw); err != nil { + return err + } + if err := C.KeyStoreBaby.PubKey.UnmarshalText([]byte(C.KeyStoreBaby.PubKeyRaw)); err != nil { + return err + } + C.KeyStoreBaby.PubKeyComp = C.KeyStoreBaby.PubKey.Compress() + return nil +} diff --git a/db/db.go b/db/db.go new file mode 100644 index 0000000..97a9fa9 --- /dev/null +++ b/db/db.go @@ -0,0 +1,30 @@ +package database + +import mgo "gopkg.in/mgo.v2" + +type Db struct { + Users *mgo.Collection + Planets *mgo.Collection + Galaxies *mgo.Collection +} + +func New(url string, databaseName string) (*Db, error) { + session, err := mgo.Dial("mongodb://" + url) + if err != nil { + return nil, err + } + //defer session.Close() + + // Optional. Switch the session to a monotonic behavior. + session.SetMode(mgo.Monotonic, true) + + // Optional. Switch the session to a monotonic behavior. + session.SetMode(mgo.Monotonic, true) + + db := Db{} + db.Users = session.DB(databaseName).C("users") + db.Planets = session.DB(databaseName).C("planets") + db.Galaxies = session.DB(databaseName).C("galaxies") + + return &db, nil +} diff --git a/go.mod b/go.mod new file mode 100644 index 0000000..2f88159 --- /dev/null +++ b/go.mod @@ -0,0 +1,12 @@ +module gogame + +go 1.12 + +require ( + github.com/fatih/color v1.7.0 + github.com/mattn/go-colorable v0.1.2 // indirect + github.com/spf13/viper v1.4.0 + github.com/stretchr/testify v1.3.0 + github.com/urfave/cli v1.20.0 + gopkg.in/mgo.v2 v2.0.0-20180705113604-9856a29383ce +) diff --git a/go.sum b/go.sum new file mode 100644 index 0000000..3cc2fa6 --- /dev/null +++ b/go.sum @@ -0,0 +1,149 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/OneOfOne/xxhash 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[]cli.Command{} + app.Commands = append(app.Commands, cmd.ServerCommands...) + err := app.Run(os.Args) + if err != nil { + color.Red(err.Error()) + } +} diff --git a/models/galaxy.go b/models/galaxy.go new file mode 100644 index 0000000..393421c --- /dev/null +++ b/models/galaxy.go @@ -0,0 +1,10 @@ +package models + +type Galaxy struct { + SolarSystem []string +} + +type SolarSystem struct { + Id string + Planets []string // array with ids of the planets +} diff --git a/models/planet.go b/models/planet.go new file mode 100644 index 0000000..9225c86 --- /dev/null +++ b/models/planet.go @@ -0,0 +1,8 @@ +package models + +type Planet struct { + Id string + Size int64 // fields + Name string + OwnerId string +} diff --git a/models/user.go b/models/user.go new file mode 100644 index 0000000..b4c741d --- /dev/null +++ b/models/user.go @@ -0,0 +1,18 @@ +package models + +type Resource struct { + Value int64 + Max int64 +} + +type User struct { + Id string + Name string + Email string + Resources struct { + Metal Resource + Crystal Resource + Deuterium Resource + Energy Resource + } +} diff --git a/parts.md b/parts.md new file mode 100644 index 0000000..2f83e4d --- /dev/null +++ b/parts.md @@ -0,0 +1,12 @@ +- queue system +- server api +- register/login +- data models + - user + - planet + - ships + - galaxy +- mongodb connectors +- planet engine +- building engine +- battle engine diff --git a/queue/queue.go b/queue/queue.go new file mode 100644 index 0000000..7a2de3e --- /dev/null +++ b/queue/queue.go @@ -0,0 +1,61 @@ +package queue + +import ( + "container/heap" +) + +// An Item is something we manage in a priority queue. +type Item struct { + value string // id of the item in the full db + priority int64 // timestamp of the item in the queue. + // The index is needed by update and is maintained by the heap.Interface methods. + index int // the index of the item in the heap. +} + +// A PriorityQueue implements heap.Interface and holds Items. +type PriorityQueue []*Item + +func (pq PriorityQueue) Len() int { return len(pq) } + +func (pq PriorityQueue) Less(i, j int) bool { + // We want Pop to give us the lowest, not highest, priority so we use smaller than here. + return pq[i].priority < pq[j].priority +} + +func (pq PriorityQueue) Swap(i, j int) { + pq[i], pq[j] = pq[j], pq[i] + pq[i].index = i + pq[j].index = j +} + +func (pq *PriorityQueue) Push(x interface{}) { + n := len(*pq) + item := x.(*Item) + item.index = n + *pq = append(*pq, item) +} + +func (pq *PriorityQueue) Pop() interface{} { + old := *pq + n := len(old) + item := old[n-1] + item.index = -1 // for safety + *pq = old[0 : n-1] + return item +} + +func (pq *PriorityQueue) Look() *Item { + if len(*pq) == 0 { + return nil + } + old := *pq + item := old[0] + return item +} + +// update modifies the priority and value of an Item in the queue. +func (pq *PriorityQueue) update(item *Item, value string, priority int64) { + item.value = value + item.priority = priority + heap.Fix(pq, item.index) +} diff --git a/queue/queue_test.go b/queue/queue_test.go new file mode 100644 index 0000000..e7a2f21 --- /dev/null +++ b/queue/queue_test.go @@ -0,0 +1,49 @@ +package queue + +import ( + "container/heap" + "testing" + + "github.com/stretchr/testify/assert" +) + +func TestQueue(t *testing.T) { + // Some items and their priorities. + items := map[string]int64{ + "id0": 2, + "id1": 5, + "id2": 4, + } + + // Create a priority queue, put the items in it, and + // establish the priority queue (heap) invariants. + pq := make(PriorityQueue, len(items)) + i := 0 + for value, priority := range items { + pq[i] = &Item{ + value: value, + priority: priority, + index: i, + } + i++ + } + heap.Init(&pq) + + assert.Equal(t, pq.Look().value, "id0") + + // Insert a new item and then modify its priority. + item := &Item{ + value: "id3", + priority: 3, + } + heap.Push(&pq, item) + pq.update(item, item.value, 1) + assert.Equal(t, pq.Look().value, "id3") + + // Take the items out; they arrive in increasing priority order. + for pq.Len() > 0 { + _ = heap.Pop(&pq).(*Item) + // fmt.Println("priority", item.priority, ":", item.value) + } + assert.Nil(t, pq.Look()) +} diff --git a/services/usersrv/usersrv.go b/services/usersrv/usersrv.go new file mode 100644 index 0000000..08ff9cc --- /dev/null +++ b/services/usersrv/usersrv.go @@ -0,0 +1,5 @@ +package usersrv + +func New() { + +}