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shes working

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biondizzle
2026-02-17 09:57:35 -05:00
parent d8a80bd728
commit a5a5d41e50
6 changed files with 79 additions and 31 deletions
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40
dynamodb/update.odin
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@@ -594,7 +594,23 @@ is_clause_keyword :: proc(tok: string) -> bool {
// Execute Update Plan — apply mutations to an Item (in-place)
// ============================================================================
execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
// Reasons an update plan can fail at execution time.
// All of these map to ValidationException at the HTTP layer.
Update_Exec_Error :: enum {
None,
// SET x = source +/- val: source attribute does not exist in the item
Operand_Not_Found,
// SET x = source +/- val: source or value attribute is not a Number
Operand_Not_Number,
// SET x = list_append(source, val): source attribute is not a List
Operand_Not_List,
// ADD path val: existing attribute is not a Number, String_Set, or Number_Set
Add_Type_Mismatch,
// ADD path val: value type does not match the existing set type
Add_Value_Type_Mismatch,
}
execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> Update_Exec_Error {
// Execute SET actions
for &action in plan.sets {
switch action.value_kind {
@@ -613,11 +629,11 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
if src, found := item[action.source]; found {
existing = src
} else {
return false // source attribute not found
return .Operand_Not_Found
}
result, add_ok := numeric_add(existing, action.value)
if !add_ok {
return false
return .Operand_Not_Number
}
if old, found := item[action.path]; found {
old_copy := old
@@ -632,11 +648,11 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
if src, found := item[action.source]; found {
existing = src
} else {
return false
return .Operand_Not_Found
}
result, sub_ok := numeric_subtract(existing, action.value)
if !sub_ok {
return false
return .Operand_Not_Number
}
if old, found := item[action.path]; found {
old_copy := old
@@ -664,7 +680,7 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
if l, is_list := src.(List); is_list {
existing_list = ([]Attribute_Value)(l)
} else {
return false
return .Operand_Not_List
}
} else {
existing_list = {}
@@ -674,7 +690,7 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
if l, is_list := action.value.(List); is_list {
append_list = ([]Attribute_Value)(l)
} else {
return false
return .Operand_Not_List
}
new_list := make([]Attribute_Value, len(existing_list) + len(append_list))
@@ -711,7 +727,7 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
case DDB_Number:
result, add_ok := numeric_add(existing, action.value)
if !add_ok {
return false
return .Operand_Not_Number
}
old_copy := existing
attr_value_destroy(&old_copy)
@@ -727,7 +743,7 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
delete_key(item, action.path)
item[strings.clone(action.path)] = String_Set(merged)
} else {
return false
return .Add_Value_Type_Mismatch
}
case DDB_Number_Set:
@@ -738,11 +754,11 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
delete_key(item, action.path)
item[strings.clone(action.path)] = DDB_Number_Set(merged)
} else {
return false
return .Add_Value_Type_Mismatch
}
case:
return false
return .Add_Type_Mismatch
}
} else {
// Attribute doesn't exist — create it
@@ -786,7 +802,7 @@ execute_update_plan :: proc(item: ^Item, plan: ^Update_Plan) -> bool {
}
}
return true
return .None
}
// ============================================================================