Add pettype.txt loader (#648)

* Add pettype.txt loader

* Remove go.mod replace

d2app/app.go

@@ -257,6 +257,7 @@ func (a *App) loadDataDict() error {
 		{d2resource.Shrines, d2datadict.LoadShrines},
 		{d2resource.ElemType, d2datadict.LoadElemTypes},
 		{d2resource.PlrMode, d2datadict.LoadPlrModes},
+		{d2resource.PetType, d2datadict.LoadPetTypes},
 	}
 
 	d2datadict.InitObjectRecords()

d2common/d2data/d2datadict/pettype.go

@@ -0,0 +1,108 @@
+package d2datadict
+
+import (
+	"log"
+
+	"github.com/OpenDiablo2/OpenDiablo2/d2common"
+)
+
+//PetTypeRecord represents a single line in PetType.txt
+//The information has been gathered from [https://d2mods.info/forum/kb/viewarticle?a=355]
+type PetTypeRecord struct {
+	//Name of the pet type, reffered by "pettype" in skills.txt
+	PetType string
+
+	//ID number of the pet type
+	Idx int
+
+	//ID number of the group this pet belongs to
+	Group int
+
+	BaseMax int
+
+	//If true, the pet warps with the player, otherwise it dies
+	Warp bool
+
+	//If true, and Warp is false, the pet only die if the distance between the player
+	//and the pet exceeds 41 sub-tiles.
+	Range bool
+
+	//Unknown
+	PartySend bool
+
+	//If true, can be unsummoned
+	Unsummon bool
+
+	//If true, pet is displayed on the automap
+	Automap bool
+
+	//String file for the text under the pet icon
+	Name string
+
+	//If true, the pet's HP will be displayed under the icon
+	DrawHP bool
+
+	//Pet icon type
+	IconType int
+
+	//.dc6 file for the pet's icon, located in /data/global/ui/hireables
+	BaseIcon string
+
+	//Alternative pet index from monstats.txt
+	MClass1 int
+
+	//Alternative pet icon .dc6 file
+	MIcon1 string
+
+	//ditto, there can be four alternatives
+	MClass2 int
+	MIcon2  string
+	MClass3 int
+	MIcon3  string
+	MClass4 int
+	MIcon4  string
+
+	//EOL int, not loaded
+}
+
+//PetTypes stores the PetTypeRecords
+var PetTypes map[string]*PetTypeRecord //nolint:gochecknoglobals // Currently global by design
+
+//LoadPetTypes loads PetTypeRecords into PetTypes
+func LoadPetTypes(file []byte) {
+	PetTypes = make(map[string]*PetTypeRecord)
+
+	d := d2common.LoadDataDictionary(file)
+	for d.Next() {
+		record := &PetTypeRecord{
+			PetType:   d.String("pet type"),
+			Idx:       d.Number("idx"),
+			Group:     d.Number("group"),
+			BaseMax:   d.Number("basemax"),
+			Warp:      d.Bool("warp"),
+			Range:     d.Bool("range"),
+			PartySend: d.Bool("partysend"),
+			Unsummon:  d.Bool("unsummon"),
+			Automap:   d.Bool("automap"),
+			Name:      d.String("name"),
+			DrawHP:    d.Bool("drawhp"),
+			IconType:  d.Number("icontype"),
+			BaseIcon:  d.String("baseicon"),
+			MClass1:   d.Number("mclass1"),
+			MIcon1:    d.String("micon1"),
+			MClass2:   d.Number("mclass2"),
+			MIcon2:    d.String("micon2"),
+			MClass3:   d.Number("mclass3"),
+			MIcon3:    d.String("micon3"),
+			MClass4:   d.Number("mclass4"),
+			MIcon4:    d.String("micon4"),
+		}
+		PetTypes[record.PetType] = record
+	}
+
+	if d.Err != nil {
+		panic(d.Err)
+	}
+
+	log.Printf("Loaded %d PetType records", len(PetTypes))
+}

d2common/d2enum/pet_icon_type.go

@@ -0,0 +1,13 @@
+package d2enum
+
+// PetIconType determines the pet icon type
+type PetIconType int
+
+// Pet icon types
+//The information has been gathered from [https://d2mods.info/forum/kb/viewarticle?a=355]
+const (
+	NoIcon PetIconType = iota
+	ShowIconOnly
+	ShowIconAndQuantity //Quantity, such as the number of skeletons
+	ShowIconOnly2
+)

d2common/d2resource/resource_paths.go

@@ -201,6 +201,7 @@ const (
 	MonProp          = "/data/global/excel/Monprop.txt"
 	ElemType         = "/data/global/excel/ElemTypes.txt"
 	PlrMode          = "/data/global/excel/PlrMode.txt"
+	PetType          = "/data/global/excel/pettype.txt"
 
 	// --- Animations ---