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Merge branch 'feature/json-tree-view' into 'main'
json tree view See merge request products/hello-http!15
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7 changes: 7 additions & 0 deletions
7
...jvmMain/kotlin/com/sunnychung/application/multiplatform/hellohttp/model/PrettifyResult.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| package com.sunnychung.application.multiplatform.hellohttp.model | ||
|
|
||
| data class PrettifyResult( | ||
| val prettyString: String, | ||
| val collapsableLineRange: List<IntRange> = emptyList(), | ||
| val collapsableCharRange: List<IntRange> = emptyList(), | ||
| ) |
98 changes: 98 additions & 0 deletions
98
src/jvmMain/kotlin/com/sunnychung/application/multiplatform/hellohttp/parser/JsonParser.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,98 @@ | ||
| package com.sunnychung.application.multiplatform.hellohttp.parser | ||
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|
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| import com.fasterxml.jackson.databind.JsonNode | ||
| import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper | ||
| import com.sunnychung.application.multiplatform.hellohttp.model.PrettifyResult | ||
|
|
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| class JsonParser(jsonBytes: ByteArray) { | ||
| val tree = jacksonObjectMapper().readTree(jsonBytes) | ||
|
|
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| constructor(json: String) : this(json.encodeToByteArray()) | ||
|
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| fun prettify(): PrettifyResult { | ||
| var lineIndex = 0 | ||
| val lineGroups = mutableListOf<IntRange>() | ||
| val startLineStack = mutableListOf<Int>() | ||
| val charGroups = mutableListOf<IntRange>() | ||
| val startCharStack = mutableListOf<Int>() | ||
|
|
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| return PrettifyResult( | ||
| prettyString = buildString { | ||
| fun indent(level: Int) { | ||
| if (level > 0) { | ||
| append(" ".repeat(2 * level)) | ||
| } | ||
| } | ||
|
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| fun StringBuilder.transverse(node: JsonNode, indentLevel: Int) { | ||
| if (node.isArray) { | ||
| if (node.isEmpty) { | ||
| append("[]") | ||
| } else { | ||
| startCharStack += lastIndex + 1 | ||
| append('[') | ||
| startLineStack += lineIndex | ||
| if (node.size() <= 20 && node.all { it.isValueNode }) { | ||
| node.forEachIndexed { i, it -> | ||
| if (i > 0) { | ||
| append(", ") | ||
| } | ||
| transverse(it, 0) | ||
| } | ||
| } else { | ||
| append("\n") | ||
| ++lineIndex | ||
| node.forEachIndexed { i, it -> | ||
| if (i > 0) { | ||
| append(",\n") | ||
| ++lineIndex | ||
| } | ||
| indent(indentLevel + 1) | ||
| transverse(it, indentLevel + 1) | ||
| } | ||
| append("\n") | ||
| ++lineIndex | ||
| indent(indentLevel) | ||
| } | ||
| append(']') | ||
| lineGroups += startLineStack.removeLast() .. lineIndex | ||
| charGroups += startCharStack.removeLast() .. lastIndex | ||
| } | ||
| } else if (node.isObject) { | ||
| if (node.isEmpty) { | ||
| append("{}") | ||
| } else { | ||
| startCharStack += lastIndex + 1 | ||
| startLineStack += lineIndex | ||
| append("{\n") | ||
| ++lineIndex | ||
| node.fields().withIndex().forEach { (i, it) -> | ||
| if (i > 0) { | ||
| append(",\n") | ||
| ++lineIndex | ||
| } | ||
| indent(indentLevel + 1) | ||
| append("\"${it.key}\": ") | ||
| transverse(it.value, indentLevel + 1) | ||
| } | ||
| append("\n") | ||
| ++lineIndex | ||
| indent(indentLevel) | ||
| append('}') | ||
| lineGroups += startLineStack.removeLast() .. lineIndex | ||
| charGroups += startCharStack.removeLast() .. lastIndex | ||
| } | ||
| } else if (node.isValueNode) { | ||
| append(node.toPrettyString()) | ||
| } else { | ||
| throw RuntimeException("what is this? -- $node") | ||
| } | ||
| } | ||
|
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| transverse(tree, 0) | ||
| }, | ||
| collapsableLineRange = lineGroups, | ||
| collapsableCharRange = charGroups, | ||
| ) | ||
| } | ||
| } |
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