1 files changed, 88 insertions, 0 deletions
diff --git a/src/main/kotlin/io/dico/parcels2/defaultimpl/InfoBuilder.kt b/src/main/kotlin/io/dico/parcels2/defaultimpl/InfoBuilder.kt
new file mode 100644
index 0000000..a3704c7
--- /dev/null
+++ b/src/main/kotlin/io/dico/parcels2/defaultimpl/InfoBuilder.kt
@@ -0,0 +1,88 @@
+package io.dico.parcels2.defaultimpl
+
+import io.dico.dicore.Formatting
+import io.dico.parcels2.Privilege
+import io.dico.parcels2.PrivilegeKey
+import io.dico.parcels2.RawPrivileges
+import io.dico.parcels2.filterProfilesWithPrivilegeTo
+
+object InfoBuilder {
+    val infoStringColor1 = Formatting.GREEN
+    val infoStringColor2 = Formatting.AQUA
+
+    inline fun StringBuilder.appendField(field: StringBuilder.() -> Unit, value: StringBuilder.() -> Unit) {
+        append(infoStringColor1)
+        field()
+        append(": ")
+        append(infoStringColor2)
+        value()
+        append(' ')
+    }
+
+    inline fun StringBuilder.appendField(name: String, value: StringBuilder.() -> Unit) {
+        appendField({ append(name) }, value)
+    }
+
+    inline fun StringBuilder.appendFieldWithCount(name: String, count: Int, value: StringBuilder.() -> Unit) {
+        appendField({
+            append(name)
+            append('(')
+            append(infoStringColor2)
+            append(count)
+            append(infoStringColor1)
+            append(')')
+        }, value)
+    }
+
+    fun StringBuilder.appendProfilesWithPrivilege(fieldName: String, local: RawPrivileges, global: RawPrivileges?, privilege: Privilege) {
+        val map = linkedMapOf<PrivilegeKey, Privilege>()
+        local.filterProfilesWithPrivilegeTo(map, privilege)
+        val localCount = map.size
+        global?.filterProfilesWithPrivilegeTo(map, privilege)
+        appendPrivilegeProfiles(fieldName, map, localCount)
+    }
+
+    fun StringBuilder.appendPrivilegeProfiles(fieldName: String, map: LinkedHashMap<PrivilegeKey, Privilege>, localCount: Int) {
+        if (map.isEmpty()) return
+
+        appendFieldWithCount(fieldName, map.size) {
+            // first [localCount] entries are local
+            val separator = "$infoStringColor1, $infoStringColor2"
+            val iterator = map.iterator()
+
+            if (localCount != 0) {
+                appendPrivilegeEntry(false, iterator.next().toPair())
+                repeat(localCount - 1) {
+                    append(separator)
+                    appendPrivilegeEntry(false, iterator.next().toPair())
+                }
+
+            } else if (iterator.hasNext()) {
+                // ensure there is never a leading or trailing separator
+                appendPrivilegeEntry(true, iterator.next().toPair())
+            }
+
+            iterator.forEach { next ->
+                append(separator)
+                appendPrivilegeEntry(true, next.toPair())
+            }
+        }
+    }
+
+    fun StringBuilder.appendPrivilegeEntry(global: Boolean, pair: Pair<PrivilegeKey, Privilege>) {
+        val (key, priv) = pair
+
+        append(key.notNullName)
+
+        // suffix. Maybe T should be M for mod or something. T means they have CAN_MANAGE privilege.
+        append(
+            when {
+                global && priv == Privilege.CAN_MANAGE -> " (G) (T)"
+                global -> " (G)"
+                priv == Privilege.CAN_MANAGE -> " (T)"
+                else -> ""
+            }
+        )
+    }
+
+}
+\ No newline at end of file