horse: move go Character type to manually generated

horse/README.md

@@ -0,0 +1,6 @@
+# horse
+
+This directory contains manually written code and types on which the generated code depends.
+
+The generated code is in ./global; other regions will follow the same convention once they are supported.
+It is always safe to delete the entire directories and regenerate them.

horse/character.go

@@ -0,0 +1,10 @@
+package horse
+
+type Character struct {
+	ID   int16
+	Name string
+}
+
+func (c Character) String() string {
+	return c.Name
+}

horsegen/character.go.template

@@ -4,15 +4,10 @@ package {{ $.Region }}
 // Automatically generated with horsegen; DO NOT EDIT
 
 import (
-	"fmt"
 	"slices"
-	"strconv"
-)
 
-type Character struct {
-	ID int16
-	Name string
-}
+	. "git.sunturtle.xyz/zephyr/horse/horse"
+)
 
 var characterIDs = []int16{
 	{{- range $c := $.Characters }}
@@ -58,44 +53,6 @@ func CharacterForName(name string) Character {
 	}
 }
 
-func (c *Character) MarshalJSON() ([]byte, error) {
-	// Only marshal legal or empty characters.
-	if c.ID == 0 {
-		return []byte{'0'}, nil
-	}
-	i, ok := characterIndex(c.ID)
-	if !ok {
-		return nil, fmt.Errorf("marshaling character %q with invalid ID %d", c.Name, c.ID)
-	}
-	if characterNames[i] != c.Name {
-		return nil, fmt.Errorf("marshaling character with ID %d: name is %q but should be %q", c.ID, c.Name, characterNames[i])
-	}
-	return strconv.AppendInt(nil, int64(c.ID), 10), nil
-}
-
-func (c *Character) UnmarshalJSON(b []byte) error {
-	if string(b) == "null" {
-		return nil
-	}
-	id, err := strconv.ParseInt(string(b), 10, 16)
-	if err != nil {
-		return fmt.Errorf("unmarshaling invalid character ID %q: %w", b, err)
-	}
-	if id == 0 {
-		*c = Character{}
-		return nil
-	}
-	i, ok := characterIndex(int16(id))
-	if !ok {
-		return fmt.Errorf("unmarshaling unrecognized character ID %d", id)
-	}
-	*c = Character{
-		ID: int16(id),
-		Name: characterNames[i],
-	}
-	return nil
-}
-
 var pairAffinity = []int8{
 	{{- range $a := $.Characters -}}
 		{{- range $b := $.Characters -}}
@@ -141,5 +98,4 @@ func TrioAffinity(a, b, c Character) int {
 	}
 	return int(trioAffinity[i*{{ $.Count }}*{{ $.Count }} + j*{{ $.Count }} + k])
 }
-
 {{ end }}