Pokememe possibility draft

lib/getters/exported.go

@@ -0,0 +1,28 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package getters
+
+import (
+    // stdlib
+    "log"
+    // local
+    "../appcontext"
+    "../getters/gettersinterface"
+)
+
+var (
+    c *appcontext.Context
+)
+
+type Getters struct {}
+
+func New(ac *appcontext.Context) {
+    c = ac
+    g := &Getters{}
+    c.RegisterGettersInterface(gettersinterface.GettersInterface(g))
+}
+
+func (g *Getters) Init() {
+    log.Printf("Initializing getters...")
+}

lib/getters/gettersinterface/gettersinterface.go

@@ -0,0 +1,10 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package gettersinterface
+
+type GettersInterface interface {
+    Init()
+    // Possibilities
+    PossibilityRequiredPokeballs(location int, grade int, lvl int) int
+}

lib/getters/possibility.go

@@ -0,0 +1,77 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2017 Vladimir "fat0troll" Hodakov
+
+package getters
+
+import (
+    // stdlib
+    "log"
+)
+
+func (g *Getters) PossibilityRequiredPokeballs(location int, grade int, lvl int) int {
+    var base_possibility float64 = 0.00
+    var required_pokeballs int = 0
+
+    if lvl > 3 {
+        switch {
+        case grade == (lvl + 1):
+            base_possibility = 0.05
+        case grade == lvl:
+            base_possibility = 0.5
+        case grade == (lvl - 1):
+            base_possibility = 0.3
+        case grade == (lvl - 2):
+            base_possibility = 0.1
+        case grade == (lvl - 3):
+            base_possibility = 0.05
+        default:
+            base_possibility = 0.00
+        }
+    } else if lvl == 3 {
+        switch grade {
+        case 4:
+            base_possibility = 0.05
+        case 3:
+            base_possibility = 0.5
+        case 2:
+            base_possibility = 0.3
+        case 1:
+            base_possibility = 0.15
+        default:
+            base_possibility = 0.00
+        }
+    } else if lvl == 2 {
+        switch grade {
+        case 3:
+            base_possibility = 0.05
+        case 2:
+            base_possibility = 0.70
+        case 1:
+            base_possibility = 0.25
+        default:
+            base_possibility = 0.00
+        }
+    } else if lvl == 1 {
+        switch grade {
+        case 2:
+            base_possibility = 0.80
+        case 1:
+            base_possibility = 0.20
+        default:
+            base_possibility = 0.00
+        }
+    }
+
+    var number_of_pokememes int = 0
+
+    err := c.Db.Get(&number_of_pokememes, c.Db.Rebind("SELECT count(*) FROM pokememes p, pokememes_locations pl WHERE p.grade = ? AND pl.location_id = ? AND pl.pokememe_id = p.id;"), grade, location)
+    if err != nil {
+        log.Println(err)
+    }
+
+    if base_possibility != 0 && number_of_pokememes != 0 {
+        required_pokeballs = int(1.0 / (base_possibility / float64(number_of_pokememes)))
+    }
+
+    return required_pokeballs
+}