feat: implement doctor schedule module, add detail fields to doctor profile, and integrate new appointment API client

2026-07-23 19:34:02 +07:00
parent 107e191e93
commit 6d84979f03
111 changed files with 5138 additions and 288 deletions
@@ -0,0 +1,72 @@
+package vn.sis.appointment;
+
+import java.util.Collection;
+import java.util.Map;
+
+final class Json {
+    private Json() {
+    }
+
+    static String stringify(Object value) {
+        if (value == null) {
+            return "null";
+        }
+        if (value instanceof String text) {
+            return quote(text);
+        }
+        if (value instanceof Number || value instanceof Boolean) {
+            return value.toString();
+        }
+        if (value instanceof Map<?, ?> map) {
+            StringBuilder builder = new StringBuilder("{");
+            boolean first = true;
+            for (Map.Entry<?, ?> entry : map.entrySet()) {
+                if (!first) {
+                    builder.append(',');
+                }
+                first = false;
+                builder.append(quote(String.valueOf(entry.getKey())))
+                        .append(':')
+                        .append(stringify(entry.getValue()));
+            }
+            return builder.append('}').toString();
+        }
+        if (value instanceof Collection<?> collection) {
+            StringBuilder builder = new StringBuilder("[");
+            boolean first = true;
+            for (Object item : collection) {
+                if (!first) {
+                    builder.append(',');
+                }
+                first = false;
+                builder.append(stringify(item));
+            }
+            return builder.append(']').toString();
+        }
+        return quote(value.toString());
+    }
+
+    static String quote(String value) {
+        StringBuilder builder = new StringBuilder(value.length() + 16).append('"');
+        for (int i = 0; i < value.length(); i++) {
+            char ch = value.charAt(i);
+            switch (ch) {
+                case '"' -> builder.append("\\\"");
+                case '\\' -> builder.append("\\\\");
+                case '\b' -> builder.append("\\b");
+                case '\f' -> builder.append("\\f");
+                case '\n' -> builder.append("\\n");
+                case '\r' -> builder.append("\\r");
+                case '\t' -> builder.append("\\t");
+                default -> {
+                    if (ch < 0x20) {
+                        builder.append(String.format("\\u%04x", (int) ch));
+                    } else {
+                        builder.append(ch);
+                    }
+                }
+            }
+        }
+        return builder.append('"').toString();
+    }
+}