syntax = "proto3";
{%  if proto_namespace is defined and proto_namespace is not none %}
package {{ proto_namespace }}.messages;
{%- else %}
package messages;
{%- endif %}

import "google/protobuf/timestamp.proto";

message Header {
    string deviceSerialNum = 1;
    google.protobuf.Timestamp timestamp = 2;
    uint32 msgId = 3;
    uint32 sequence = 4;
}
{%- for (msg_id, msg) in msg_proto.data.items() %}

// {{ msg['msg_id'] }} ({{ msg['msg_id_hex_string'] }})
{%-     if msg['payload'] | length %}
{%-         set fields = namespace(payloadList = []) %}
{%-         for field in msg['payload'] %}
{%-             set fields.payloadList = fields.payloadList + [ field['type'] ~ "-" ~ field['name'] ] %}
{%-         endfor %}
{%-     else %}
{%-         set fields = namespace(payloadList = ["<none>"]) %}
{%-     endif %}
// payload: {{ fields.payloadList | join(", ") }}
message {{ msg['msg_name'] }} {
    Header header = 1;
{%-     set fields = namespace(id = 2) %}
{%-     for field in msg['payload'] %}
{%-         if field['type'] == 'BOOL' %}
    bool {{ field['name'] }} = {{ fields.id }};
{%-             set fields.id = fields.id + 1 %}
{%-         elif field['type'] == 'U08' or field['type'] == 'U16' or field['type'] == 'U32' %}
    uint32 {{ field['name'] }} = {{ fields.id }};
{%-             set fields.id = fields.id + 1 %}
{%-         elif field['type'] == 'S16' or field['type'] == 'S32' %}
    int32 {{field['name']}} = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
{%-         elif field['type'] == 'F32' %}
    float {{field['name']}} = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
{%-         elif field['type'] == 'union' %}
    oneof {{field['name']}} {
        bool {{field['name']}}_bool = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
        uint32 {{field['name']}}_uint32 = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
        int32 {{field['name']}}_int32 = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
        float {{field['name']}}_float = {{fields.id}};
{%-             set fields.id = fields.id + 1 %}
    }
{%-         else %}
    // <unhandled type> {{field['type']}} {{field['name']}}
{%-         endif %}
{%-     endfor %}
}
{%- endfor %}