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Output full JSON info of boards
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Frank Delporte committed Apr 17, 2024
1 parent 6a7d080 commit e00b947
Showing 1 changed file with 192 additions and 9 deletions.
201 changes: 192 additions & 9 deletions src/main/java/com/pi4j/boardinfoservice/controller/RaspberryPiInfoController.java
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package com.pi4j.boardinfoservice.controller;

import com.pi4j.boardinfo.definition.BoardModel;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.pi4j.boardinfo.definition.*;
import com.pi4j.boardinfo.model.HeaderPin;
import com.pi4j.boardinfoservice.service.Pi4JInfoService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@RestController
@RequestMapping("/api/raspberrypi")
public class RaspberryPiInfoController {

private static final Logger logger = LoggerFactory.getLogger(RaspberryPiInfoController.class);

private final Pi4JInfoService pi4JInfoService;
private final ObjectMapper objectMapper;

public RaspberryPiInfoController(Pi4JInfoService pi4JInfoService) {
this.pi4JInfoService = pi4JInfoService;
this.objectMapper = new ObjectMapper();
SimpleModule module = new SimpleModule();
module.addSerializer(BoardModel.class, new BoardModelSerializer());
module.addSerializer(HeaderVersion.class, new HeaderVersionSerializer());
module.addSerializer(PiModel.class, new PiModelSerializer());
module.addSerializer(HeaderPins.class, new HeaderPinsSerializer());
module.addSerializer(HeaderPin.class, new HeaderPinSerializer());
module.addSerializer(Soc.class, new SocSerializer());
module.addSerializer(Cpu.class, new CpuSerializer());
module.addSerializer(PinFunction.class, new PinFunctionSerializer());
module.addSerializer(InstructionSet.class, new InstructionSetSerializer());
objectMapper.registerModule(module);
}

@GetMapping("/board")
public List<BoardModel> getBoards() {
return pi4JInfoService.getRaspberryPiBoards();
@GetMapping(path = "/board", produces = "application/json")
public ResponseEntity<String> getBoards() {
try {
List<Map<String, String>> boards = new ArrayList<>();

for (BoardModel board : pi4JInfoService.getRaspberryPiBoards().stream().filter(b -> b != BoardModel.UNKNOWN).toList()) {
Map<String, String> boardJson = new HashMap<>();
boardJson.put("name", board.name());
boardJson.put("label", board.getLabel());
boardJson.put("boardTypeName", board.getBoardType().name());
boards.add(boardJson);
}

return ResponseEntity.ok().body(objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(boards));
} catch (JsonProcessingException e) {
logger.error("Error while parsing board model to JSON: {}", e.getMessage());
return ResponseEntity.internalServerError().build();
}
}

@GetMapping("/board/{name}")
public ResponseEntity<BoardModel> getBoardByName(@PathVariable String name) {
@GetMapping(path = "/board/{name}", produces = "application/json")
public ResponseEntity<?> getBoardByName(@PathVariable String name) {
var board = pi4JInfoService.getRaspberryPiBoardByName(name);
if (board.isPresent()) {
return ResponseEntity.ok().body(board.get());
return board.map(boardModel -> {
try {
return ResponseEntity.ok().body(objectMapper.writerWithDefaultPrettyPrinter().writeValueAsString(boardModel));
} catch (JsonProcessingException e) {
logger.error("Error while parsing board model to JSON: {}", e.getMessage());
return ResponseEntity.internalServerError().build();
}
}).orElseGet(() -> ResponseEntity.notFound().build());
}

static class BoardModelSerializer extends JsonSerializer<BoardModel> {
@Override
public void serialize(BoardModel value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.getName());
gen.writeStringField("label", value.getLabel());
gen.writeStringField("boardType", value.getBoardType().toString());
gen.writeArrayFieldStart("boardCodes");
for (String code : value.getBoardCodes()) {
gen.writeString(code);
}
gen.writeEndArray();

gen.writeObjectField("model", value.getModel());
gen.writeObjectField("headerVersion", value.getHeaderVersion());
gen.writeStringField("releaseDate", value.getReleaseDate().toString());
gen.writeObjectField("soc", value.getSoc());
gen.writeObjectField("cpu", value.getCpu());
gen.writeNumberField("numberOfCpu", value.getNumberOfCpu());
gen.writeArrayFieldStart("versionsProcessorSpeedInMhz");
for (Integer speed : value.getVersionsProcessorSpeedInMhz()) {
gen.writeNumber(speed);
}
gen.writeEndArray();
gen.writeArrayFieldStart("versionsMemoryInKb");
for (Integer memory : value.getVersionsMemoryInKb()) {
gen.writeNumber(memory);
}
gen.writeEndArray();
gen.writeArrayFieldStart("remarks");
for (String remark : value.getRemarks()) {
gen.writeString(remark);
}
gen.writeEndArray();
gen.writeEndObject();
}
}

static class PiModelSerializer extends JsonSerializer<PiModel> {
@Override
public void serialize(PiModel value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeStringField("description", value.getDescription());
gen.writeEndObject();
}
}

static class HeaderVersionSerializer extends JsonSerializer<HeaderVersion> {
@Override
public void serialize(HeaderVersion value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeStringField("description", value.getDescription());
gen.writeArrayFieldStart("headers");
for (HeaderPins header : value.getHeaderPins()) {
gen.writeObject(header);
}
gen.writeEndArray();
gen.writeEndObject();
}
}

static class HeaderPinSerializer extends JsonSerializer<HeaderPin> {
@Override
public void serialize(HeaderPin value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeNumberField("pinNumber", value.getPinNumber());
gen.writeStringField("pinType", value.getPinType().toString());
gen.writeObjectField("pinFunction", value.getPinFunction());
gen.writeStringField("name", value.getName());
gen.writeStringField("bcmNumber", value.getBcmNumber() == null ? "" : value.getBcmNumber().toString());
gen.writeStringField("wiringPinNumber", value.getWiringPiNumber() == null ? "" : value.getWiringPiNumber().toString());
gen.writeStringField("remark", value.getRemark());
gen.writeEndObject();
}
}

static class HeaderPinsSerializer extends JsonSerializer<HeaderPins> {
@Override
public void serialize(HeaderPins value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeArrayFieldStart("pins");
for (HeaderPin pin : value.getPins()) {
gen.writeObject(pin);
}
gen.writeEndArray();
gen.writeEndObject();
}
}

static class SocSerializer extends JsonSerializer<Soc> {
@Override
public void serialize(Soc value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeObjectField("instructionSet", value.getInstructionSet());
gen.writeEndObject();
}
}

static class CpuSerializer extends JsonSerializer<Cpu> {
@Override
public void serialize(Cpu value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeEndObject();
}
}

static class PinFunctionSerializer extends JsonSerializer<PinFunction> {
@Override
public void serialize(PinFunction value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeStringField("description", value.getDescription());
gen.writeEndObject();
}
}

static class InstructionSetSerializer extends JsonSerializer<InstructionSet> {
@Override
public void serialize(InstructionSet value, JsonGenerator gen, SerializerProvider serializers) throws IOException {
gen.writeStartObject();
gen.writeStringField("name", value.name());
gen.writeStringField("label", value.getLabel());
gen.writeEndObject();
}
return ResponseEntity.notFound().build();
}
}

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